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CB-REPORT-GT-41080-1812 -W3E IEC 61558-2-16_2009 (First Edition) IEC 61558-1 (Second Edition) + A1_2009 EN 61558-1_2005 + A1_2009 EN 61558-2-16_2009 | Insulator (Electricity) | Ac Power Plugs And Sockets
Description: CB-REPORT-GT-41080-1812 -W3E IEC 61558-2-16_2009 (First Edition) IEC 61558-1 (Second Edition) + A1_2009 EN 61558-1_2005 + A1_2009 EN 61558-2-16_2009
TEST REPORT IEC 61558-2-16
Safety of power transformers, power supplies, reactors and similar products for supply voltages up to 1100 V Part 2: Particular requirements and tests for switch mode power supply units and transformers for switch mode power supply units
Report Reference No. ................... : T211-0255/12 Date of issue .................................... : 2012-06-28 Total number of pages ..................... : 106 CB Testing Laboratory ................. : SIQ – Slovenian Institute of Quality and Metrology Address ........................................... : Tržaška cesta 2, SI-1000 Ljubljana, Slovenia Applicant' s name ......................... : GlobTek, Inc. Address ........................................... : 186 Veterans Dr. Northvale, NJ 07647 USA Test specification: Standard........................................... : IEC 61558-2-16:2009 (First Edition) used in conjunction with IEC 61558-1 (Second Edition) + A1:2009 (EN 61558-1:2005 + A1:2009; EN 61558-2-16:2009) Test procedure ................................ : CB Non-standard test method .............. : N/A Test Report Form No. ................... : IEC61558_2_16A Test Report Form(s) Originator........ : VDE Testing and Certification Institute Master TRF ...................................... : Dated 2009-10 Copyright © 2009 IEC System for Conformity Testing and Certification of Electrical Equipment (IECEE), Geneva, Switzerland. All rights reserved.
If this Test Report Form is used by non-IECEE members, the IECEE/IEC logo and the reference to the CB Scheme procedure shall be removed. This report is not valid as a CB Test Report unless signed by an approved CB Testing Laboratory and appended to a CB Test Certificate issued by an NCB in accordance with IECEE 02.
Test item description............................................... : Plug-in Power Supply Trade Mark................................................................. : GlobTek trade mark Manufacturer.............................................................. : GlobTek, Inc. Address ...................................................................... : 186 Veterans Dr. Northvale, NJ 07647 USA Model/Type reference ................................................ : GT-41080-1812-W3E Rating(s) .................................................................... : Input: 100-240 V~; 50-60 Hz; 0,5 A; class I; Output: 12 V ; 1,25 A
Testing procedure and testing location:
Report No. T211-0255!12
SIQ - Siovenian Institute of Quality and Metrology
Testing location! address .......................... : Trzaska cesta 2, SI-1000 Ljubljana, Slovenia
Associated CB Laboratory:
Testing location! address .......................... : Tested by (name + signature) ......... :
TIBOR KOKEL
Approved by (+ signature) ............... : TOMAZ
Testing procedure: TMP Tested by (name + signature) ......... : Approved by (+ signature) ............... :
KNEZ/O'~ fer'--V
Testing location! address .......................... :
Testing procedure: WMT Tested by (name + signature) ......... : Witnessed by (+ signature) ............. : Approved by (+ signature) ............... :
Testing procedure: SMT Tested by (name + signature) ......... : Approved by (+ signature) ............... : Supervised by (+ signature) ............ :
Testing procedure: RMT Tested by (name + signature) ......... : Approved by (+ signature) ............... : Supervised by (+ signature) ............ :
TRF No. IEC61558_2_16A
Page 3 of 106 Summary of testing: Tests performed (name of test and test clause): All applicable tests were performed. See test report for list of applied tests. Testing location:
Report No. T211-0255/12
SIQ – Slovenian Institute of Quality and Metrology Tržaška cesta 2, SI-1000 Ljubljana, Slovenia
Summary of compliance with National Differences:/
Copy of marking plate The artwork below may be only a draft. The use of certification marks on a product must be authorized by the respective NCBs that own these marks.
..test object does meet the requirement....................................................... 2.................................... : F (Fail) Testing......................... without the written approval of the Issuing testing laboratory........ Photos – Enclosure No.......... user manual......... No......(2012-06-28) General remarks: The test results presented in this report relate only to the object tested..................... : N/A Possible test case verdicts: .. : Input line fuse inherently short-circuit proof ....JiangSu 215021..... : Yes / No non short-circuit proof................... technical documentation – Enclosure No... : IP20 Other characteristics ....................... except in full. "(See Enclosure #)" refers to additional information appended to the report.Page 4 of 106 Test item particulars .. IEC61558_2_16A ...... : N/A (not applicable) ...... : (2012-04-02) – (2012-05-11).......... T211-0255/12 Type of transformers ....................................... : Date of receipt of test item .. IEC 61558-2-16 test report................. : Associated SMPS Report No............................ Manufacturing locations: 1) GlobTek....................... : Short-circuit-proof safety isolating transformer Application ........ 186 Veterans Dr.....................................test object does not meet the requirement......... Update: (2012-06-26) .... Schematics...... General product information: See detailed technical data in Enclosure No............................... layouts. Northvale.... Update 2012-06-26 Date (s) of performance of tests ................... China TRF No................... This report shall not be reproduced.. : Yes / No non-inherently short-circuit proof................................. Jin Ling East Rd................... : P (Pass) ....... : / Rated ambient temperature ta (°C) ...... 1................ : 2012-03-15............ Inc....... Throughout this report a comma (point) is used as the decimal separator..... NJ 07647 USA 2) GlobTek (Suzhou) Co...................1 This Test Report consist of the following documents: 1..... Suzhou.................................... 2........... : Yes / No Protection index.............. : / Short-circuit voltage (V)..................................... : Yes / No fail safe ................................... Suzhou Industrial Park............... "(See appended table)" refers to a table appended to the report..... 3. Ltd Building 4..... 76.... : stationary / portable / hand-held Protection against electric shock. : Class I (Class II construction with functional earth) Short-circuit protection .......test case does not apply to the test object ............
. b) rated output voltage (V) ..............: 100-240 V a.. IEC61558_2_16A .....c............... For example: P P P N/A P P N/A P P g) symbol AC for alternating current.... c) rated output (VA...... or DC for direct current-output h) symbol for electrical function (according to one or more part’s 2) in addition with the symbol for SMPS (IEC 61558-2-16:09) i) j) manufacturer's name or trademark or name of the responsible vendor model or type reference GlobTek trademark Model: GT-41080-1812-W3E P P N/A N/A N/A N/A N/A N/A k) vector group according to IEC 60076 for threephase transformer l) symbol for Class II m) symbol for Class III n) index IPXX if other than IP00 o) rated max................. operating temperature....... kVA or W) ...: 1........................ ambient temperature ta (if not 25 °C) .................. increased by multiples of 5 (e..... for DC..............: d) rated output current (A) ........ T211-0255/12 Verdict 8 8..........g............: for AC...............: 12 V d........Remark Report No........ tw 125 ) N/A N/A s) transformers used with forced air cooling shall be marked with ”AF” in m/s t) Information from the manufacturer to the purchaser (data sheet) : – – short-circuit voltage (% rated supply voltage) for stationary transformers > 1000 VA electrical function of the transformer N/A N/A N/A P TRF No... 5min/30min) r) for tw-marked transformers marked with the rated max.. if <10° C and if a temperature sensitive device is used q) short-time duty cycle: operating time Intermittent duty cycle: operating and resting time (e.c.... tw 120.......: 50-60 Hz f) rated power factor (if not 1) .....: p) rated minimum ambient temperature ta min...........25 A e) rated frequency (Hz) ...........g................1 MARKING AND OTHER INFORMATION Transformer marked with: a) rated supply voltage or voltage range (V) .......Page 5 of 106 IEC 61558-2-16 Clause Requirement + Test Result .......
: Manufacturer's model or type reference and rating of the device for non-inherently short-circuit proof transformers with incorporated replaceable protective device (other than fuses) Construction sheet for transformers with replaceable protective device (other than fuses) information with information about the replacement. 8..9 8. T211-0255/12 Verdict 8.6 Terminals for neutral: "N" Terminal for protective earth marked with earthing symbol Identification of input terminals: "PRI" Identification of output terminals: "SEC" Symbol for any point/terminal in connection with frame or core No terminals N/A N/A N/A N/A N/A P N/A P N/A N/A N/A P 8.4 N/A N/A N/A 8.... instruction sheets Adjusted voltage easily and clearly discernible For each tapping or winding: rated output voltage and rated output necessary connections clearly indicated SMPS designed to supply a specific appliance or equipment P 8.8 8. Class II transformer with parts to be mounted – delivered with all parts for class II after mounting.10 Indication for correct connection Instruction sheet for type X. Y...2 Marking for transformers IP00 or for associated transformers: type and trademark.Remark Report No. IEC61558_2_16A . Symbol for Class II construction not confused with maker's name or trademark. Z attachments Transformer for indoor use shall be marked with the relevant symbol. N/A N/A N/A 8.5 For short-circuit proof transformers or noninherently short-circuit proof transformers: Rated current (A or mA) and symbol for time current characteristics of the fuses for non-inherently short-circuit proof transformer with incorporated fuses and non-short-circuit proof transformer .11 Correct symbols: Volts Amperes V A (mA) P P N/A N/A P Volt amperes (or volt-amperes reactive for reactors) VA or (VAR) Watts Hertz W Hz TRF No.3 8.Page 6 of 106 IEC 61558-2-16 Clause Requirement + Test Result .. Symbol for class II transformer placed on the part which provides class II.7 8..
ambient temperature Frame or core terminal Protective earth IP number Earth (ground for functional earth) PRI SEC d.Remark Report No. IEC61558_2_16A N/A or N/A or N/A or N/A or N/A or N/A P N/A N/A N/A . Three-phase and neutral a.c.c. T211-0255/12 Verdict Input Output Direct current Neutral Single-phase a.Page 7 of 106 IEC 61558-2-16 Clause Requirement + Test Result .c. Three-phase a. Power factor Class II construction Class III construction Fuse-link Rated max.c. (DC) or N N/A N/A P N/A P 3 3/N cos ϕ N/A N/A N/A N/A N/A N/A ta P N/A N/A IP N/A N/A Marked on marking plate For indoor use only tw5 YYY tw10 YYY twx YYY Additional Symbols (IEC 61558-2-16:09) SMPS incorporating a Fail-safe separating transformer SMPS incorporating a Non-short-circuit-proof separating transformer or SMPS incorporating a Short-circuit-proof separating transformer (inherently or non-inherently) SMPS incorporating a Fail-safe isolating transformer SMPS incorporating a Non-short-circuit-proof isolating transformer SMPS incorporating a Short-circuit-proof isolating transformer (inherently or non-inherently) TRF No.
Remark Report No. or instruction sheet) if necessary: For non-inherently short-circuit proof transformers with non-self-resetting or non replaceable devices (weak-point.14 Special information for installation (in the catalogue.Page 8 of 106 IEC 61558-2-16 Clause Requirement + Test Result . indicated by higher figure 8.2): The installation shall be made according to the wiring rules. data sheet. thermal link): The device can not be reseted or replaced For transformers generating a protective earth conductor current of 10 mA (see also cl. No terminals. input etc. T211-0255/12 Verdict SMPS incorporating a Fail-safe safety isolating transformer SMPS incorporating a Non-short-circuit-proof safety isolating transformer SMPS incorporating a Short-circuit-proof safety isolating transformer (inherently or non-inherently) SMPS incorporating a Fail-safe auto-transformer SMPS incorporating a Non-short-circuit proof auto-transformer SMPS incorporating a Short-circuit proof auto-transformer (inherently or non-inherently) SMPS (Switch mode power supply unit) 8. IEC61558_2_16A .12 Figures. letters or other visual means for different positions of regulating devices and switches OFF position indicated by figure 0 Greater output.5. or N/A N/A P N/A N/A or N/A or P N/A N/A N/A P N/A N/A N/A N/A N/A N/A N/A N/A TRF No. 18.13 Marking not on screws or other easily removable parts Marking clearly discernible (transformer ready for use) Marking for terminals clearly discernible if necessary after removal of the cover Marking for terminals: no confusion between input and output Marking for interchangeable protective devices positioned adjacent to the base Marking for interchangeable protective devices clearly discernible after removal of cover and protective device 8. Plug-in power supply.
1. IEC61558_2_16A .c.2 are fulfilled P P P P P P N/A N/A 0. Max.1. 2.1.0 mA (see Annex J) In addition.1.c. the rated output of the transformer shall be selected Input voltage range in technical documentation: 90-264 V accordingly. inherently short circuit proof safety isolating transformer) For associated. abnormal winding temperature For tw-transformers: The specific constant S is (e.and IP00-transformers: The max.15 V d. 0. The result may be affected by the enclosure in the final application.c.2 is not performed. 12.1. when a capacitor is connected to live parts: 9. T211-0255/12 Verdict For associated.1.Page 9 of 106 IEC 61558-2-16 Clause Requirement + Test Result .g. S6 says S = 6000) For transformers with more than one output winding. not for series or parallel connection – an information in the in the instruction sheet: the transformer is not intended for series/parallel connection N/A N/A N/A N/A P N/A Declared input voltage on marking plate: 100-240 V P For IP00-transformers the test of 27.1 and 9.1 9.2.174 mA P N/A — N/A N/A 9.2 discharge: < 45 µC (between 60 V and 15 kV) energy: < 350 mJ (voltage >15 kV) TRF No.c.c. or < 60 V d. If the touch voltage is > 35 V (peak) a.1 9.7 mA (peak) for d.c.1.1 PROTECTION AGAINST ELECTRIC SHOCK Protection against contact with hazardous live parts A live part is not a hazardous live part if: – – it is separated from the supply by double or reinforced insulation the requirements of 9.1.15 Marking durable and easily legible N/A P 9 9.2 The touch voltage is <35 V(peak) a.and IP00-transformers: At 10% over or under voltage in the supply voltage. For stationary transformers exceeding 1000 VA: The short circuit voltage in % of the rated voltage For all transformers the electrical function: An information about the electrical function of the transformer (e. 8.g.1.1.2.1.1.1.Remark Report No..c.1 9. or > 60 V d. the following requirements shall be fulfilled: The touch current shall not exceed: – – for a.
c. operating levers. enamel. cotton. handles.c.c.Page 10 of 106 IEC 61558-2-16 Clause Requirement + Test Result . Hazardous live parts are not accessible after removal of detachable parts except for: – – lamps having caps larger B9 and E10 type D fuse holder Class II construction (separated by double/reinforced isolation) N/A P P N/A N/A N/A N/A N/A N/A Lacquers.c. paper.1.. 2) for Class II transformers: metal parts separated by basic insulation from hazardous live parts not touchable by test finger hazardous live parts shall not be touchable with the test pin 9.c.Remark Report No. or < 60 V ripple free d.1. only one pole may be accessible Reinforced insulation provided N/A N/A P P N/A N/A P P P – N/A TRF No. or > 60 V ripple free d. Hazardous live parts are not accessible after removal of detachable parts.3 Accessibility of non hazardous live parts Non hazardous live parts of the output circuit may be accessible if they are isolated from the input circuit by double or reinforced insulation and if the following conditions are fulfilled: – The no load output voltage is < 35 V peak a. 3) Hazardous live parts shall not be touchable by test finger (fig. and < 250 V a. Compliance is checked by inspection and by relevant tests according to IEC 60 529 Class II transformers and Class II parts of Class I construction are tested with the test pin (fig. or conductive parts separated from hazardous live parts by basic insulation. T211-0255/12 Verdict 9.. IEC61558_2_16A . Class II transformers: no accessibility to basic insulation. both poles are accessible The no load output voltage is > 35 V peak a.2 Transformers shall have an adequate protection against accessibility to hazardous live parts: The enclosure of class I and class II transformers gives an adequate protection against accentual contact with hazardous live parts. oxide film on metal parts not used for protection against accidental contact with hazardous live parts: Shafts. Class I transformers: accessible parts are separated from hazardous live parts by at least basic insulation. knobs are not hazardous life parts.
c. ≤ 10%. – 10 times switch the supply source on and off. ≤ 10% . ≤ 5%. voltage is allowed (IEC 61558-2-16:09): – – if the output voltages does not exceed the rated output voltage if the no-load voltage does not exceed the limits of output voltage deviation 11 11..1 OUTPUT VOLTAGE AND OUTPUT CURRENT UNDER LOAD Difference from rated value (without rectifier.c. d. the discharge must be < 45 µC. N/A 10 CHANGE OF INPUT VOLTAGE SETTING Voltage setting not possible to change without a tool Different rated supply voltages: – indication of voltage for which the transformer is set. The following tests are required : If the nominal capacitance is < 0.c. ≤ 15%.c. ≤ 20% d) other transformers for output voltages: a. or use a special equipment for to switch off at the most unfavourable electrical angle 0.c.. IEC61558_2_16A .c. to 240 V a.c.101 A wide range of the input (100 V a. ≤ 10% (see appended table) P N/A N/A N/A P 12 NO-LOAD OUTPUT VOLTAGE (see supplementary requirements in Part 2) P TRF No.) 100-240 V a.c.22 µF P N/A N/A P If the measured voltage is > 60 V ripple free d. or 60 V ripple free d. ≤ 15% c) idem for other output voltages: a.1 µF – no test is conducted.Page 11 of 106 IEC 61558-2-16 Clause Requirement + Test Result .c. d. d. P N/A N/A N/A P P P 10. ≤ 15% b) inherently short-circuit proof transformers with one more than 1 rated output voltage for highest output voltage: a.c.Remark Report No. d. with rectifier): a) inherently short-circuit proof transformers with one rated output voltage for output voltage: a. is discernible on the transformer. Transformers without a primary supply plug: 5 s after the interruption of the supply the voltage between the input terminals do not exceed 35 V (peak) a.c.c.c.c.c. or 60 V ripple free d.2 Transformers with primary supply plug: 1 s after the Plug–in SMPS interruption of the supply the voltage between the pins do not exceed 35 V (peak) a. T211-0255/12 Verdict 9.c.
. not for interconnection.. Y. T211-0255/12 Verdict Remark: with rectifier measuring on both sides of the rectifier 12... Rated output (VA) Rated value % P 13 SHORT-CIRCUIT VOLTAGE Difference from marking for short-circuit voltage ≤ 20% N/A N/A 14 14... or 708 V ripple-free d.1 times rated supply voltage loaded with rated impedance – for independent transformers Upri (V): 1...c. For SMPS including safety isolating transformers: 50 V a..... or 120 V ripple-free d..1 = 264 V 100 V x 1..Remark Report No.c.1 times rated supply voltage: with I sec (A).c... Z attachments: 1 pull (5 N) to the connection windings Upri (V): 1...... Y..102 The difference between output voltage at no load ≤ 64 VA.. Z attachments: 1 pull (5 N) to the connection windings Max.1 HEATING General requirements No excessive temperature in normal use Room temperature: rated ambient temperature ta+5 °C Type X. 0. N/A N/A – – N/A P N/A For independent transformers..c... are connected in series 12....0 times of the rated supply voltage for others than independent transformers Type X.... IEC61558_2_16A . this output voltage limitation applies even when output windings. For SMPS including isolating transformers: 500 V a...Page 12 of 106 IEC 61558-2-16 Clause Requirement + Test Result .c.c.9 % and the output voltage measured in clause 11 does not exceed the values of table 101 (IEC 61558-2-16:2009). or 1415 V ripple free d..101 The no load output voltage shall not exceed (IEC 61558-2-16:09): – For SMPS incorporating separating or autotransformers: 1000V a. measured with rated impedance and 1. : – – – – Class A: ≤ 100 °C Class E: ≤ 115 °C Class B: ≤ 120 °C Class F: ≤ 140 °C (see appended table) 240 V x 1...1 = 110 V Room temperature P P P — N/A — — N/A N/A N/A P N/A TRF No. temperature windings .
Page 13 of 106 IEC 61558-2-16 Clause Requirement + Test Result . etc. polystyrene and similar thermoplastic material: ≤ 65 °C varnished cambric: ≤ 75 °C Temperature rise of supports ≤ 85 °C Temperature of printed boards: – – – – – bonded with phenol-formaldehyde: ≤ 105 °C melamine-formaldehyde: ≤ 105 °C phenol-furfural: ≤ 105 °C polyester: ≤ 105 °C bonded with epoxy: ≤ 140 °C TRF No. of portable transformers: – – – – continuously held parts of metal: ≤ 55 °C continuously held parts of other material: ≤ 75 °C not continuously held parts of metal: ≤ 60 °C not continuously held parts of other material: ≤ 80 °C N/A N/A N/A N/A P N/A N/A N/A N/A P N/A N/A N/A N/A N/A N/A N/A P N/A N/A N/A N/A P Temperature of terminals for external conductors ≤ 70 °C Temperature of terminals of switches ≤ 70 °C Temperature of internal and external wiring: – – rubber: ≤ 65 °C PVC: ≤ 70 °C Temperature of parts where safety can be affected: – – – – – – – rubber: ≤ 75 °C phenol-formaldehyde: ≤ 105 °C urea-formaldehyde: ≤ 85 °C impregnated paper and fabric: ≤ 85 °C impregnated wood: ≤ 85 °C PVC. handles. IEC61558_2_16A .Remark Report No. T211-0255/12 Verdict – – Class H: ≤ 165 °C other classes N/A N/A N/A N/A N/A N/A Temperature of external enclosures of stationary transformers: – – metal: ≤ 70 °C other material: ≤ 80 °C Temperature of external enclosure of stationary transformer ≤ 85 °C (not touchable with the IEC test finger) Temperature of external enclosures.
2) Insulation Class B P N/A N/A 14.3 14.1 and 18..35 mm..3.2 14... frequency (Hz): 2 times rated frequency 15 15. T211-0255/12 Verdict Electric strength between input and output windings 3920 V (Class II construction – (18.3.Remark Report No.9 times and 1.....2 electric strength... 1 min).. the live parts of the transformers are submitted to the test of 14...3..1 times of the rated supply voltage (see appended table) 90 V and 264 V P P — TRF No..2.4 – – – Measurements and tests at the beginning and after each test: – – – – deviation of the no-load input current.. no breakdown (18. measured at the beginning of the test is ≤ 30% insulation resistance acc..2.. frequency range: 10 Hz...2 14..1 at the same ta and without changing position. test voltage 35% of specified value (table VI) Transformers (50 or 60 Hz version) are tested after the dielectric strength test as follows: under no load.. Supply voltage between 0.. 2 min.. IEC61558_2_16A . Upri(V):1.. : reinforced insulation) 14..3 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3)..1 14...1 SHORT-CIRCUIT AND OVERLOAD PROTECTION General Tests direct after 14.3. 55 Hz. amplitude 0. 10 Hz moisture treatment (48 h.3 according to the insulation system Class of isolating system (classified materials according to IEC 60 085 and IEC 60 216) No classified material.5 kHz P P P P N/A Application of 14.3 if the internal frequencies is > 1kHz the values of Table 1 for windings temperatures are reduced by 10° C 61.. duration: 5 min. or system but the measured temperature does not exceed the value of Class A No classified material or system but the measured temperature exceeds the value for Class A.2..101 Winding temperature measured by thermocouples at the surface of the winding(IEC 61558-2-16:09) – – 14..1 14.3 Accelerated ageing test for undeclared class of isolating system Cycling test (10 cycles): – measuring of the no-load input current (mA) heat run (temperature in table 2) vibration test: 30 min.2 14. cl.2 times rated supply voltage. test voltage (V) .Page 14 of 106 IEC 61558-2-16 Clause Requirement + Test Result ..1 or 14.3. 17.18.
peak value (insulation class): ≤ 200 °C (A). or a technical equivalent fuse.1: max. ≤ 190 °C (F).3. temperature of winding during the first hour. arithmetic mean value (insulation class): ≤ 150 °C (A). ≤ 190 °C (F).3 at the input and the output terminals of the rectifier. Wining protected inherently (15. ≤ 240°C (F). ≤ 210 °C (H) N/A – P – P – N/A Max.9 .1: temperature rises ≤ values in table 3 For non-inherently short-circuit proof transformers and for transformers with rectifiers: temperature rises ≤ values in table 3 Output terminals short-circuited: protection device (see appended table) operates. temperature of winding protected inherently (insulation class): ≤ 150 °C (A). ≤ 260 °C (H) Test according 15. ≤ 260 °C (H) Test according 15.3. temperature of winding during the time required or the time T given in table 4 (a) (insulation class): ≤ 200 °C (A). ≤ 240 °C (F).3. temperature of winding after first hour.(E).3. ≤ 225 °C (B).1: max.1 P 15.Remark Report No. test at 0. ≤ 175 °C (B).3 P 15. ≤ 215°C (E). ≤ 200 °C (B). ≤ 210 °C (H) N/A N/A N/A Winding protected by protective device: – Test according 15.15.Page 15 of 106 IEC 61558-2-16 Clause Requirement + Test Result . temperature of winding after first hour. Plug-in SMPS N/A P N/A N/A 15. peak value (insulation class): ≤ 175 °C (A). ≤ 175 °C (B). ≤ 235 °C (H) Test according 15. ≤ 225 °C (B).1.4: max. ≤ 215 °C (F).3. T211-0255/12 Verdict Transformer with rectifier tests of 15. Transformers with more than one output winding or tapping. all windings tested with normal load.2 For inherently short-circuit proof transformers and for transformers with rectifiers test by short circuit of the output winding at rated supply voltage x 1. ≤ 165 °C (E). IEC61558_2_16A .3.3 – 15. ≤ 215 °C . ≤ 165 °C (E). temperature of insulation of wiring (rubber and PVC) ≤ 85 °C Temperature rise of supports ≤ 105 °C 15. the winding with the highest temperature is short circuited.2) – Max. ≤ 190 °C (E). the transformer is loaded as in table 4.2 .1: max.2 N/A TRF No.2 and 15.3.3.1 of the rated supply voltage If protected by a fuse accordance with either IEC 60 269-2 or IEC 60 269-3. temperature of external enclosures (accessible by test finger) ≤ 105 °C Max.
.. Temperatures in the limit of table 3 N/A 15.45 times the value of the circuit-breaker rated current If other overload protection than a fuse (IEC 60 127) or a circuit-breaker (IEC 60 898) test with 0... IEC61558_2_16A . no flashover or breakdown for primary-to-secondary only for safety isolating. isolating and separating transformer and for primary-to-body for all kinds of transformer bare hazardous live parts not accessible by test finger through holes of enclosure (Details see Annex H) – 15.... the transformer is loaded with the current as specified for the longest pre arcing time.1 times rated supply voltage . 1..3 For fail-safe transformers: Three additional new specimens are used – – – – Upri (V): 1...4 If protected by a circuit-breaker according to IEC 60 898 the transformer is loaded with a current equal to 1.......4 For non-short-circuit proof transformers: temperature rises ≤ values in table 3.3 If protected by a fuse accordance with either IEC 60 127 or ISO 8820. the test must be repeated with two new samples.......2 During the test: – – – no flames.. TRF No.5. : time until steady-state conditions t1 (h) . etc. If protected by a miniature fuses in accordance to IEC 60127.. ≤ 5 h . 18. : Isec (A): 1.3.. molten material......Page 16 of 106 IEC 61558-2-16 Clause Requirement + Test Result . : N/A 15.3.5.5 times of the rated fuse. or a technical equivalent fuse. 1 min.. temperature of enclosure ≤ 175 °C temperature of plywood support ≤ 125 °C After the test: – electric strength (Cl.... no fire hazard and no unintentional operation.5 times rated output current . After a fault: no electric shock... T211-0255/12 Verdict 15.... The two additional samples works similar to the first sample. test voltage: 35% of specified value).3.. until steady state condition (in addition) Load not possible due to construction and regulation of SMPS N/A 15..5 N/A N/A 15...Remark Report No...5 15.. tests as indicated in 15. : time until failure t2 (h): ≤ t1...1 N/A — — — — N/A N/A N/A N/A N/A N/A N/A 15..95 times of operating current If an internal week point is used....101 N/A P Electronic circuits of the SMPS fulfils the requirements of Annex H of part 1.
Page 17 of 106 IEC 61558-2-16 Clause Requirement + Test Result .4 Transformers with integrated pins (plug in transformers). 16.4 – – – – no damage hazardous live parts not accessible by test pin according to 9.1 A to L portable transformers placed in the most unfavourable position and wired as in normal use glands tightened with a torque equal to twothirds of 25.8 g 50 x P P P 16. 25 mm 16.3 N/A Inspection: a) in dust-proof transformers no deposit of talcum powder N/A TRF No.Remark Report No.2. 25 x > 250 g b) torque test of the plug pins with 0.5 Nm 16.1.3 and 16.3 Portable transformers (except of plug in transformers) For portable transformers: 100 falls. etc.1 MECHANICAL STRENGTH General After tests of 16. levers.4 Nm c) pull force according to table 5 for each pin 17 17. have not moved on shafts P N/A N/A N/A N/A N/A N/A P P N/A N/A P Mass: 145. T211-0255/12 Verdict 16 16.6 P N/A N/A N/A N/A N/A N/A N/A After the tests: – dielectric strength test according to 18.1 PROTECTION AGAINST HARMFUL INGRESS OF WATER AND MOISTURE Degree of protection (IP code marked on the transformer) Test according to 17.1) For stationary and portable transformers: 3 blows.2 no damage for insulating barriers handles.1 and for other IP ratings test according to IEC 60 529: – – – – – stable operating temperature before starting the test for < IPX8 transformer mounted and wired as in normal use fixed transformer mounted as in normal use by the tests according to 17. impact energy 0. IEC61558_2_16A .2 Transformers (stationary and portable s. 16.1. the following tests are carried out: a) plug-in transformers: tumbling barrel test: 50 x ≤ 250 g.
is placed in the dust chamber c) the door of the dust chamber is closed d) fan/blower is switched on e) after 1 min transformer is switched off for cooling time of 3 h A) Dust-tight transformers (IP6X) test according to C) B) Drip-proof transformers (IPX1) test according to fig. 3) B) Solid-object-proof transformers: – – wire 2. time for complete oscillation (2 x 120°) is 4 sec.1. 6 of IEC 60 529 (nozzle 6. 3 of IEC 60 529 for 10 min in operation. IEC61558_2_16A N/A N/A N/A . E) Splash-proof transformers (IPX4) test according to fig.Remark Report No. fig. T211-0255/12 Verdict b) no deposit of talcum powder inside dust-tight transformers c) no trace of water on live parts except SELV parts below 15 V ac or 25 V dc or insulation if hazard for the user or surroundings no reduction of creepage distances d) no accumulation of water in transformers ≥ IPX1 so as to impair safety e) no trace of water entered in any part of watertight transformer f) 17. force 3 N IP4X. IP5X. dust chamber according to IEC 60 529. 3 of IEC 60 529 for 10 min C) Rain-proof transformers (IPX2) test according to fig.Page 18 of 106 IEC 61558-2-16 Clause Requirement + Test Result . force 1 N C) Dust-proof transformers. 4 of IEC 60 529 (see F) for 10 min in operation and 10 min switched off (the tube shall oscillate ≈360 °) F) Jet-proof transformer (IPX5) test according to fig. 4 of IEC 60 529 for 10 min in operation and 10 min switched off .5 mm. 2: a) transformer has operating temperature b) transformer. any angle up to 15° D) Spray proofed transformers (IPX3) test according to fig.1 no entry into the transformer by the relevant test probe N/A N/A N/A N/A N/A P P P P N/A P N/A N/A N/A N/A N/A N/A N/A N/A N/A Tests on transformers with enclosure: A) Solid-object-proof transformers: – 2 IP2X test finger (IEC 60 529) and test pin (fig. wire 1 mm.3mm) TRF No. still operating.
.............. working voltage (V).... test voltage (V) ..Remark Report No....... Input-Output treated as reinforced/double insulation................... functional PE added)... test voltage (V) .3 Electric strength test (1 min): no flashover or breakdown: 1) basic insulation between input circuits and output circuits...............: 2) double or reinforced insulation between input 270 V.... 168 h for other transformers): – insulation resistance and electric strength (Cl........ 18) 18 18....... 3920 V & 4900 V circuits and output circuits..... 6 of IEC 60 529 (nozzle 12 mm) H) Watertight transformers (IPX7) I) 17....2 Pressure watertight transformers (IPX8) 48 h 3920 V N/A N/A N/A P P After moisture test (48 h for ≤ IP20.... working voltage (V)......... IEC61558_2_16A ..... – – – – – – – – – live parts and body for basic insulation ≥ 2 MΩ live parts and body for reinforced insulation ≥ 7 MΩ input circuits and output circuits for basic insulation ≥ 2 MΩ input circuits and output circuits for double or reinforced insulation ≥ 5 MΩ each input circuit and all other input circuits connected together ≥ 2 MΩ each output circuit and all other output circuits connected together ≥ 2 MΩ hazardous live parts and metal parts with basic insulation (Class II transformers) ≥ 2 MΩ body and metal parts with basic insulation (Class II transformers) ≥ 5 MΩ metal foil in contact with inner and outer surfaces of enclosures ≥ 2 MΩ > 100 MΩ > 100 MΩ > 100 MΩ P N/A P N/A P N/A N/A N/A N/A P P N/A 18....Page 19 of 106 IEC 61558-2-16 Clause Requirement + Test Result ......2 INSULATION RESISTANCE AND ELECTRIC STRENGTH Insulation resistance between: Unit rated Class I (Class II construction. T211-0255/12 Verdict G) Powerful Jet-proof transformer (IPX6) test according to fig..........: 3) basic or supplementary insulation between: P N/A TRF No......
. 1960 V age (V)......101 Does not apply (IEC 61558-2-16:09) Impulse test according Table F5 of IEC 60664-1 with 1. If the frequency is >30kHz.......PE b) live parts and the body if intended to be connected to protective earth ..........................3........... working voltage (V).......... 3920 V parts... : 4) Reinforced insulation between the body and live 270 V..... test voltage (V) ..... The test circuit according figure 8....... IEC61558_2_16A .. T211-0255/12 Verdict a) live parts of different polarity.. : c) inlet bushings and cord guards and anchorages ...5. : L-N (L+N) ...........2 Protective earth conductor current TRF No..........1 Touch current and protective earth current Touch current Touch current measured after the clause 14 test (hot) for class I and class II transformers (class II transformers with metal foil at the plastic surface).........2/50 µs (IEC 61558-2-16) – – After the test of 18. Measurement of the touch current with switch p of picture 8 in both positions and in combination with switches e and n..... The measured values are less than the required values of table 8b...4 18.......... : 5) Functional insulation for windings intended to be connected in series or parallel (test voltage = working voltage + 500 V) (IEC 61558-2-16:09) 18. between input and output circuits.. 10 impulses of each polarity between input and output terminals During the tests no breakdown of the insulation between turns of a winding.Page 20 of 106 IEC 61558-2-16 Clause Requirement + Test Result .5 18......Remark Report No.. measuring across the 500 Ohm resistor of J1 (burn effects)...... Measuring network according Figure J1 (Annex J).5................ – – – switches n and e in on position switch n: off and switch e: on switch n: on and switch e: off P P P P P P P - 18.......... working volt240 V... : d) live parts and an intermediate conductive part ............ test voltage (V) ...... : e) intermediate conductive parts and body ..... or between windings and any conductive core 2874 V P N/A N/A N/A N/A P N/A P P P 18...
Page 21 of 106 IEC 61558-2-16 Clause Requirement + Test Result .2 N/A 19.2 SMPS incorporating separating transformers (IEC 61558-2-16:09) Input and output circuits electrically separated.1 CONSTRUCTION Separation of input and output circuits SMPS incorporating auto-transformers (IEC 61558-2-16:2009) For plug connected auto-transformers with rated input voltage > rated output voltage the potential to earth shall not exceed the rated output voltage. All tests are repeated under fault conditions of H.1. (IEC 61558-2-16:2009) – – – The contact separation of the device is > 3 mm A current to earth does not exceed 0. also with reversed input plug.75 mA. (IEC 61558-2-16:09) The insulation between input and output winding(s) consist of basic insulation (IEC 61558-2-16:09) Class I SMPS – – Insulation between input windings and body consist of basic insulation Insulation between output windings and body consist of basic insulation N/A N/A N/A N/A N/A N/A N/A N/A N/A Class II SMPS (IEC 61558-2-16:2009) – – Insulation between input windings and body consist of double or reinforced insulation Insulation between output windings and body consist of double or reinforced insulation TRF No. IEC61558_2_16A . T211-0255/12 Verdict The transformer is connected as in clause 14 Impedance of the ammeter < 0. P P 19 19. connected between earth terminal of the transformer and protective earth conductor The measured values are less than the required values of table 8b.2.1. (IEC 61558-2-16:2009) A polarity detecting device only energises the output in the case: output potential to earth < rated output voltage.2 19.1.1.1 19.Remark Report No.2.2. The potential to earth does not exceed the max output voltage for more than 5 s. P P N/A N/A 19.1 19.1.1.3 of annex H of part 1.1.1 19. that the transformer shall not be used with non-polarised plug and socket outlet system. (IEC 61558-2-16:2009) SMPS with polarised input and output plug and socket-outlet system: an instruction is given with the information.1.1.3 N/A N/A N/A N/A 19.5 Ohm.1.
1 SMPS incorporating isolating transformers and safety isolating transformers (IEC 61558-2-16:2009) Input and output circuits electrically separated (IEC 61558-2-16:2009) No possibility of any connection between these circuits 19. IEC61558_2_16A .Page 22 of 106 IEC 61558-2-16 Clause Requirement + Test Result .Remark Report No.2.3 19.4) (IEC 61558-2-16:09) Class I SMPS not intended for connection to the mains by a plug: – Insulation between input windings and body connected to earth consist of basic insulation rated to the input voltage Insulation between output windings and body.1. T211-0255/12 Verdict 19.1.2 The insulation between input and output winding(s) consist of double or reinforced insulation (exception see 19.2.1.1.3. unless: (IEC 61558-2-16:2009) – – Allowed for associated transformers by the equipment standard Clause 19.3.3.1. connected to earth consist of basic insulation rated for the output voltage Body not connected to earth — N/A – Class II construction Body not connected to earth N/A Class I SMPS intended for connection to the mains by a plug (EN 61558-2-16:09): – Insulation between input windings and body connected to earth consist of basic insulation rated to the working voltage Insulation between output windings and body.3 The insulation between input windings and intermediate conductive parts and the output windings and intermediate part consist of basic insulation (IEC 61558-2-16:2009) For class I SMPS the insulation between input and output windings via the intermediate conductive parts consist of basic insulation (IEC 61558-2-16:2009) For class II SMPS the insulation between input winding and the body and between the output windings and the body via the intermediate conductive parts consist of double or reinforced insulation.4 19.5 Parts of output circuits may be connected to protective earth (IEC 61558-2-16:2009) No direct contact between output circuits and the body. (IEC 61558-2-16:2009) N/A N/A N/A 19. connected to earth consist of supplementary insulation rated for the working voltage Class II construction Body not connected to earth Class II construction Body not connected to earth P N/A – N/A Class II SMPS (IEC 61558-2-16:2009) P TRF No.2.1.8 of part 1 is fulfilled N/A N/A N/A N/A P P P P 19.1.
3 Insulation between: input to intermediate conductive parts and output and intermediate parts consist of at least basic insulation (EN 61558-2-16:09) – If the insulation from input or output to the intermediate metal part is less than basic insulation. T211-0255/12 Verdict – Insulation between input windings and body consist of double or reinforced insulation rated to the input voltage Insulation between output windings and body consist of double or reinforced insulation.1 P P – N/A 19. IEC61558_2_16A . consist of double or reinforced insulation. different from independent. N/A N/A 19.3. the part is considered to be connected to input or output.1. – For class II SMPS the insulation between input winding and the body and between the output windings and the body via the intermediate conductive parts consist of double or reinforced insulation. consist of double or reinforced insulation.3. the insulation between input and output windings.1. for SELV circuits only basic insulation to the body) For transformers.3.1.3 SMPS with intermediate conductive parts not connected to the body (between input/output) (EN 61558-2-16:09): For class I and class II SMPS the insulation between input and output windings.3.Remark Report No.2 Class I transformers with earthed core.Page 23 of 106 IEC 61558-2-16 Clause Requirement + Test Result . rated to the output voltage Class II construction P – N/A 19. rated to the working voltage (EN 61558-2-16:09).3. with protective screen.1. not connected to the mains by a plug the following conditions comply (EN 61558-2-16:09): – The insulation between input winding and protective screen consist of basic insulation (rated input voltage) The insulation between output winding and protective screen consist of basic insulation (rated output voltage) N/A N/A – N/A TRF No. via intermediate conductive parts. N/A 19.4 For class I SMPS.3.3. via intermediate conductive parts. and not allowed for class II equipment (EN 61558-2-16:09) – – Insulation from the input to the earthed core: basic insulation rated for the input voltage Insulation from the output voltage to the earthed core: basic insulation rated for the output voltage N/A N/A N/A 19. (rated to the input voltage.3.1. rated to the working voltage.
screw.1.Page 24 of 106 IEC 61558-2-16 Clause Requirement + Test Result .6 P 19. IEC61558_2_16A . except of associated transformers (allowed by equipment standard) (EN 61558-2-16:09) Protective screening is not allowed for SMPS with plug connection to the mains (EN 61558-2-16:09) Fiercely burning material not used Unimpregnated cotton. If the screen is made by a foil. not used 19.1.8 19.3. overlap at least 3 mm The cross-section of the screen and the lead out wire is at least corresponding to the rated current of the overload device The lead our wire is soldered or fixed to the protective screen. except of associated transformers (allowed by equipment standard) (EN 61558-2-16:09) The distance between input and output terminals for No terminals the connection of external wiring is ≥ 25 mm Portable SMPS having an rated output < 630 VA (EN 61558-2-16:09) No connection between input and output circuit.10 19.1. paper and fibrous material not used as insulation Wax-impregnated.3.2 N/A P P P P N/A 19.8 is fulfilled (EN 61558-2-16:09). No connection between output circuit and body.3.6 N/A TRF No.3.3 19.5 No connection between output circuit and protective PE connected to (-) common earth.Remark Report No.5 N/A 19. etc.9 N/A N/A N/A 19. additional insulation to ensure double insulation in this area. etc. nut.3.3.1.4 Portable transformer: short-circuit proof or fail-safe Class II transformers: contact between accessible metal parts and conduits or metal sheaths of supply wiring impossible Class II transformers: part of supplementary or reinforced insulation. N/A – N/A – – N/A N/A – N/A N/A N/A Protective screening is not allowed for SMPS with plug connection to the mains (EN 61558-2-16:09) 19. silk.1. except of associated transformers (allowed Allowed by equipment standard) or 19.1. the turns are isolated. become loose or fall out of position not ≤ 50% specified values (Cl. during reassembly after routine servicing not omitted Class I and II transformers: creepage distances and clearances over supplementary or reinforced insulation if wire. 26) Short-circuit proof < 630 VA 19. is used. T211-0255/12 Verdict – The protective screen consist of metal foil or a wire wound screen extending the full width of the windings and has no gaps or holes Where the protective screen does not cover the entire width of the input winding.7 19.
05 J) c) scratch test (hardened steel pin) electric strength test according to Cl.2 Serrated tape: – – distance through insulation according to table 13 one additional layer of serrated tape. 70 °C b) impact test (spring-operated impact hammer according to IEC 60 068-2-63.8 P P P P N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A P P P P N/A N/A 19.11 Handles.12 19. 0. knobs.: – – – insulating material supplementary insulation covering separated from shafts or fixing by supplementary insulation 19. 9 shall not be exceeded if the working voltage is < 250 V. 18 19.9 Insulation material input/output and supplementary insulation of rubber resistant to ageing Creepage distances (if cracks) ≥ specified values (Cl.10 Protection against accidental contact by insulating coating: a) ageing test (section I.1 or capacitor Y1 according to IEC 60 384-14 at least two separate components 2 components (Pri-Sec) CY1 / CY2 – – if one component is short-circuited or opened.Remark Report No. 26) 19.1 Windings construction Undue displacement in all types of transformers not allowed: – – – of input or output windings or turns thereof of internal wiring or wires for external connection of parts of windings or of internal wiring in case of rupture or loosening 19. T211-0255/12 Verdict 19.12. values specified in Cl. levers.5 ± 0. IEC 60 068-2-2).7 Conductive parts connected to accessible metal parts by resistors or capacitors shall be separated from hazardous live parts by double or reinforced insulation Resistors or capacitors connected between hazardous live parts and the body (accessible metal parts) consist of: – – components according to IEC 60 065. one Y1 capacitor according 60384-14 is allowed N/A 19.Page 25 of 106 IEC 61558-2-16 Clause Requirement + Test Result . and TRF No. 14.12. etc. test Ba: 168 h. IEC61558_2_16A .
box 2) c).3 Insulated windings wires: – to all types of transformers for basic or supplementary insulation taken separately P N/A N/A N/A N/A P Separately approved wires P P 4900 V P N/A P P P a) Winding wire with basic or supplementary insulation: – – comply with Annex K the insulation of the conductor: two layers b) Winding wire with double or reinforced insulation: – – – comply with Annex K the insulation of the insulated winding wire: three layers dielectric strength test with the values according 18. 2 independent fixing means.3 multiplied by 1.14 19.15 Handles.5 kVA ≥ IPX4 (single-phase) > 200 VA ≤ 6.16 Protection index for portable transformers: ≤ 200 VA ≥ IP20 and instructions for use > 200 VA ≤ 2. are not required 19.12.3 for windings giving double or reinforced insulation For windings providing reinforced insulation the values in table 13.1 and table D1. one with tool Transformer with pins for fixed socket-outlets: no strain on socket-outlet Additional torque ≤ 0. IEC61558_2_16A P P N/A N/A P P P P N/A N/A N/A N/A . T211-0255/12 Verdict – – one additional layer without serration in case of cheekless bobbins the end turns of each layer shall be prevented from being displaced N/A N/A 19.Page 26 of 106 IEC 61558-2-16 Clause Requirement + Test Result .25 Where the wire is wound: – – – upon metal or ferrite cores upon enamelled wire under enamelled wire An additional insulation with a dti of supplementary insulation provided between insulated an enamelled wires 100 % Routine test according to Annex K.3 kVA ≥ IPX4 (polyphase) > 2.Remark Report No. table C. operating levers and the like shall be fixed Protection against electric shock: covers securely fixed.13 19.3 VA (polyphase) ≥ IP21 TRF No.5 VA (single-phase) ≥ IP21 > 6.25 Nm 19.
c.IPX6 totally enclosed. except for drain hole (diameter ≥ 5 mm or 20 mm² with width ≥ 3 mm).23 Class III transformers shall not be provided with means for protective earth N/A 20 COMPONENTS Components such as switches.c.Remark Report No.22 PELV-circuits double or reinforced insulation is necessary FELV-circuits: protection against contact fulfils the min. based on the component marking (rating).20. comply with relevant IEC standard Components inside the transformer pass all tests of this standard together with the transformer tests Testing of components separately to the transformer according the relevant standard: – Ratings of the component in line with the transformer ratings. or 60 V d.Page 27 of 106 IEC 61558-2-16 Clause Requirement + Test Result . plugs. the required insulation fulfils the high voltage test according to table 8 a N/A 19. fuses. T211-0255/12 Verdict 19. P P P N/A N/A TRF No. IEC61558_2_16A .17 Transformers IPX1 . including inrush current.20 N/A N/A – 19. Component test according the component standard.20. flexible cables and cords.1 N/A N/A SELV circuits and parts not connected to protective earth.2 19. drain hole not required for transformer completely filled with insulating materials Transformers ≥ IPX1 with a moulded.. lamp holders. or protective conductors forming part of other circuits Nominal voltage (V) > 25 V a.21 19.18 19. test voltage required for the primary circuit Class II transformers shall not be provided with means for protective earth For fixed transformers an earth conductor with double or reinforced insulation to accessible metal parts is allowed Class I transformer with Class II construction N/A N/A N/A N/A 19. to live parts. if any Class I transformers with a non-detachable flexible cable or cord with earth conductor and a plug with earth contact Live parts of SELV and PELV-circuits: separation not less than PRI/SEC of a safety isolating transformer – SELV output circuits separated by double or reinforced insulation from all other than SELV or PELV circuits SELV output circuits separated by basic insulation from other SELV or PELV circuits N/A 19.19 N/A N/A 19.
4 Automatic controls shall comply with IEC 60 730-1 Thermal-links comply with IEC 60691 Switches shall comply with annex F Disconnection from the supply: – by a switch.3 20.5 N/A N/A N/A Socket-outlets of the output circuit shall be such that there is no unsafe compatibility to plugs complying with input circuit.2 20.1 Components without markings tested under transformer conditions including inrush current. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Appliance couplers for main supply shall comply with: – – IEC 60 320 for IPX0 IEC 60 309 for other 20. If no IEC standard exists. Plugs and socket-outlets for SELV systems with both a rated current =3 A and a rated voltage =24 V shall comply with following: SELV plug and socket-outlets shall comply with IEC 60 884-2-4 and IEC 60 906-3 – – – It is not possible for plugs to enter socketoutlets of other standardised voltage system Socket outlets do not accommodate plugs of other standardised voltage systems Socket outlets do not have a protective earth contact N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A PELV plug and socket-outlets shall comply with following: – – – It is not possible for plugs to enter socketoutlets of other standardised voltage system Socket outlets do not accommodate plugs of other standardised voltage systems Socket outlets do not have a protective earth contact FELV plug and socket-outlets shall comply with following: – It is not possible for plugs to enter socketoutlets of other standardised voltage system TRF No. the component is tested under transformer conditions.Page 28 of 106 IEC 61558-2-16 Clause Requirement + Test Result . IEC61558_2_16A .Remark Report No. T211-0255/12 Verdict – – 20. disconnecting all poles of the supply (full disconnection under the relevant overvoltage category or a flexible supply cable and cord with plug or an instruction sheet: disconnection by allpoles switches incorporated in fixed wiring – – 20.
IEC61558_2_16A .Remark Report No.2 f) Characteristic of thermal cut-outs: – – ratings according IEC 60730-1. (type 1B or 2B) (see IEC 60730-1) c) Thermal cut outs with manual rest have a trip free mechanism (type 1E and 2E) (see IEC 60730-1) d) The number of cycles of automatic action shall be: – – – – 3000 cycles for self resetting thermal cutouts 300 cycles for non self resetting thermal cutouts resetting by hand 300 cycles for non self resetting thermal cutouts resetting disconnecting 30 cycles for non self resetting thermal cutouts which are only resetable by a tool 20.1 20.2.Page 29 of 106 IEC 61558-2-16 Clause Requirement + Test Result .1. overload releases etc. Requirements according to IEC 60730-1 Thermal cut-out tested as component shall comply with IEC 60 730-1 Thermal cut-out tested as a part of the transformer a) Thermal cut outs type 1 or type 2 (IEC 60730-1) b) Thermal cut outs fulfil the requirements of micro-interruption (type 1C or 2 C) or microdisconnection.7.1 20.7.1.8 The breaking capacity is in accordance with the relevant fuse standard 20.1 times of the rated value Thermal cut outs shall meet the requirements of 20.8 Thermal links fulfil the relevant requirements of 20.2 and 20. have adequate breaking capacity – – – Thermal cut outs fulfil the relevant requirements of 20.6. 6.2.7. or 20.1 and 20.7.7 20. T211-0255/12 Verdict – 20.7.14. cl.6 Socket outlets do not accommodate plugs of other standardised voltage systems N/A N/A N/A N/A N/A P Thermal cut-outs.7. 6.7.1.7 and 20. the fuse current does not exceed 1.1 2) type of load controlled to IEC 60730-1. cl.2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A e) Thermal cut outs fulfil the electrical stress according IEC 60730-1. 6. 5 classification according to: 1) nature of supply to IEC 60730-1.1.1 For Fuses According IEC 60127 and IEC 60269. cl.2 TRF No.
6. and be operational. cl.3 Test of a PTC resistor: - TRF No.1 4) degree of protection IP0X to IEC 60730-1.2 The output of the transformer with a self resetting thermal cut out is short circuited at a supply voltage 1. 6. – – – 3 cycles at 25° C for transformers without ta min 3 cycles at ta min for transformers with ta min after the 3 cycles short circuit of the output at 1.7. N/A N/A N/A N/A N/A During the tests no sustaining arcing shall occur After the test: withstand the test of clause 18. ambient temperature to IEC 60730-1.2 5) pollution degree to IEC 60730-1. and be operational.1. 6. until the transformer is cooling down.2 20.7. show no damage in sense of this standard. After opening of the cut off.7. 1 of rated supply voltage. IEC61558_2_16A . cl.5.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A During the test no sustaining arcing shall occur. – – 48 h at 25° C for transformers without ta min 24 h at ta and 24 h at ta min for transformers with ta min N/A N/A N/A N/A During the tests no sustaining arcing shall occur After the test: withstand the test of clause 18.5.Remark Report No. show no damage in sense of this standard. 6. cl. test with 3 samples: – – – at least micro-interruption or microdisconnection (IEC 60730-1) 300 h aged at ta (transformer) + 10°C subjected to a number of cycles for automatic operating according 20. cl.5.1.1 Thermal cut-outs shall have adequate breaking capacity The output of the transformer with a non self resetting thermal cut out is short circuited at a supply voltage 1. T211-0255/12 Verdict 3) degree of protection IPX0 to IEC 60730-1.2.Page 30 of 106 IEC 61558-2-16 Clause Requirement + Test Result . the supply voltage is switched of. 6.7.7.7 20.13 7) max. 20.2 Thermal cut-out tested as a part of the transformer. 1 of rated supply voltage. during and after the test no damage at the thermal cut out and the transformer in the sense of this standard 20.2. cl. 20.3 6) comparative tracking index to IEC 60730-1.7.1 of rated supply voltage for 48 h.
T211-0255/12 Verdict 5 cycles: transformer short-circuited for 48 h by 1.11 Self-resetting devices not used if mechanical. hazards Thermal cut-outs which can be reset by soldering operation are not allowed Overload protection devices do not operate during test (20 times switched on and off. ta 5 cycles: transformer short-circuited for 48 h by 0.1 Thermal links shall be tested in one of the following two ways. ta (if declared) After the test: withstand the test of clause 18. cl.9 20.8. 20. – – – – 20.2 MΩ 3 cycles for replaceable thermal-links 3 new specimens for not replaceable thermallinks 20.Page 31 of 106 IEC 61558-2-16 Clause Requirement + Test Result . 8 c N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Thermal-links tested as a part of the transformer: – – – – – ageing test 300 h by 35 °C or ta + 10 °C After transformer fault condition the thermal link operate without sustaining arcing after opening the thermal-link shall have an insulation resistance of at least 0.1 times rated supply voltage.1 times of the input voltage and max. 8 b suitability of sealing components.8 20.1 thermal conditions to IEC 60691. Upri (V): 1. impregnating fluids or cleaning solvents IEC 60691. electrical.10 20.4 Openings in sheet metal: edges rounded (radius ≥ 1. cl.5 mm) or bushings of insulating material Bare conductors: distances adequately maintained When external wires are connected to terminal.9 times of the input voltage and min. Thermal-links shall comply with IEC 60 691 as a separate component. and be operational. cl. at no load).2 21.2 electrical conditions to IEC 60691. 21 21. cl.2 ratings to IEC 60691.8. etc. 6. 6.3 21. internal wiring shall not work loose TRF No.1 INTERNAL WIRING Internal wiring and electrical connections protected or enclosed Wire-ways smooth and free from sharp edges P P P N/A N/A N/A 21. show no damage in sense of this standard.Remark Report No. IEC61558_2_16A .
.7 cord set fitted with an appliance coupler in accordance with IEC 60320 Nominal cross-sectional area (mm²).) or 60245 IEC 53 N/A N/A N/A N/A N/A N/A N/A No input cord (plug-in) Output cord: 2 2xAWG20.6 Power supply cords for single-phase portable transformers with input current ≤ 16A: – 22.5 mm Power supply cords for transformers IPX0 and transformers ”for indoor use only” > IPX0: – – for transformers with a mass < 3 kg: 60227 IEC52 (H03VV-.8 Class I transformer with power supply flexible cable: green/yellow core connected to earth terminal TRF No.3 Fixed transformer: – – – – possible to connect after fixing inside space for wires allow easy introduction and connection of conductors fitting of cover without damage to conductors contact between insulation of external supply wires and live parts of different polarity not allowed 22. (2 x 0.5 mm ) or 2 2xAWG24. without 0. IEC61558_2_16A . shall have appropriate Output cord current and voltage ratings Input and output wiring inlet and outlet openings for external wiring: separate entries without damage to protective covering of cable or cord Input and output wiring inlet and outlet openings for flexible cables or cords: insulating material or bushing of insulating material Bushings for external wiring: reliably fixed. (2 x 0. not of rubber unless part of cord guard P P P P N/A N/A N/A N/A N/A N/A 22..5 Length of power supply cord for portable transform2 ers between 2 m and 4 m.) (60245 IEC 53) for transformers with a mass > 3 kg: 60227 IEC53 (H05VV-.5 Insulation of heat-resistant and non-hygroscopic material for insulated conductors subject to temperature rise > limiting values given in 14. input current (A) at rated output not less than shown in table 9 22. flexible cords etc.2 SUPPLY CONNECTION AND EXTERNAL FLEXIBLE CABLES AND CORDS All cables.4 22..1 22.Remark Report No.) 22. T211-0255/12 Verdict 21.25 mm ) N/A N/A Power supply cords for transformers for outdoor use: > IPX0: 60245 IEC57 (H05RN-.Page 32 of 106 IEC 61558-2-16 Clause Requirement + Test Result .1 P 22 22.
if any.75 5 N for a cross-sectional area ≤ 0. Output cord N/A P N/A P P N/A P P P P N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Inlet bushings: – – – – – no damage to power supply cord reliably fixed not removable without tool not integral with power supply cord (for type X attachment) not of natural rubber except for Class I transformer with type X.3 for Class I transformer: insulation of conductor plus separate basic insulation for Class II transformer: insulation of conductor plus double or reinforced insulation Enclosure of insulating material Y. of insulating material and fixed Compliance is tested by the oscillating test according to fig.9.9 22.1 22.2 Type X. 7 10 N for a cross-sectional area > 0.9. 7: – – – loaded force during the test according to fig.9.75 After the test according to fig.9. Y or Z attachments: see relevant part 2 For type Z attachment: moulding enclosure and power supply cable do not affect insulation of cable Inlet openings or inlet bushing: without risk of damage to protective covering of power supply cord Insulation between conductor and enclosure: – – 22. IEC 60 906-1 or IEC 60 309 22. 7: – – – – – – 22.Page 33 of 106 IEC 61558-2-16 Clause Requirement + Test Result . Y and Z attachments 22.5 no short-circuit between the conductors no breakage of more than 10% of stands of any conductor no separation of the conductor from the terminal no loosening of any cord guards no damage of the cord or cord guard no broken strands piercing the insulation and not becoming accessible Cord anchorages for type X attachment: TRF No.Remark Report No. IEC61558_2_16A .9.4 For portable transformers which are moved while operating: – cord guards. T211-0255/12 Verdict Plug for single-phase transformer with input current at rated output ≤ 16 A according to IEC 60 083.
permitted replacement of cable easily possible protection against strain and twisting clearly how suitable for different types of cable unless only one type of cable for transformer the entire flexible cable or cord with covering can be mounted into the cord anchorage if tightened or loosened no damage no contact between cable or cord and accessible or electrically connected clamping screws cord clamped by metal screw not allowed one part securely fixed to transformer for Class I transformer: insulating material or insulated from metal parts for Class II transformers: insulating material or supplementary insulation from metal parts N/A – – – – – – – – – – – – N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Cord anchorages for type X.Remark Report No. type Y. special lining/cable or cord sheath of cable sheath of cable N/A N/A Cord anchorages for type X and Y attachments: – – – – – – – replacement of external flexible cable or cord does not impair compliance with standard the entire flexible cable or cord with covering can be mounted into the cord anchorage if tightened or loosened no damage no contact between cable or cord and accessible or electrically connected clamping screws cord clamped by metal screws not allowed knots in cord not used labyrinths. permitted P P P N/A P N/A P N/A P Tests for type X with special cords. Y. if clearly how.Page 34 of 106 IEC 61558-2-16 Clause Requirement + Test Result . separate insulating barrier/cord anchorage supplementary insulation (Class II transformers). IEC61558_2_16A . T211-0255/12 Verdict – glands in portable transformers not used unless possibility for clamping all types and sizes of cable moulded-on designs. tying the cable into a knot and tying the end with string not allowed labyrinths. if clearly how. type Z TRF No. Z attachments: cores of power external flexible cable or cord insulated from accessible metal parts by: – – basic insulation (Class I transformers).
terminals Terminals are integral part of the transformer: – comply with IEC 60 999-1 under transformer conditions P N/A N/A N/A N/A N/A Other terminals: – separately checked according to IEC 60 998-2-1.146 kg. 26 – 22..... in addition: – – conductor easily introduced and connected possibility of access to terminal for external conductor after removal of covers without special purpose tool N/A N/A N/A 23 23.... 30 N..: 0..9.Remark Report No.. nuts..1 Nm during test: cable not damaged after test: longitudinal displacement ≤ 2 mm for cable or cord and ≤ 1 mm for conductors in terminals creepage distances and clearances ≥ values specified in Cl...1 TERMINALS FOR EXTERNAL CONDUCTORS Transformer for connection to fixed wiring and transformer without power supply cords with type Y and Z attachments: only connections by screws. pull (N)... 0.... IEC61558_2_16A ..Page 35 of 106 IEC 61558-2-16 Clause Requirement + Test Result . torque (Nm) .. possibility to check correct connection and position of conductors cover fitted without damage to supply cords for portable transformers: contact with accessible metal parts if conductor becomes loose not allowed unless for type X and Y attachments terminations of cords do not slip free of conductor Space for external cords or cable for type X attachment and for connection to fixed wiring. IEC 60 998-2-2 or IEC 60 947-7-1 TRF No.6 P N/A N/A N/A N/A Space for external cords or cable for fixed wiring and for type X and Y attachments: – – – before fitting cover.. T211-0255/12 Verdict Test for type X attachments one test with a cord with smallest and one test with a cord with the largest cross-sectional area: – – – – – – – for the test with clamping screws or tightened with torque 2/3 of that specified in table 11 not possible to push cable into transformer 25 pulls of 1 s 1 min torque according to table 10 Applied to output cable (both types) P N/A P P P — P P mass (kg)..
25 23. crimped.4 10 times fastening and loosening a conductor with the largest cross-sectional area with 2/3 of the torque specified in Cl.4 Other terminals than Y and Z attachments shall be so designed that: – – – – they clamp the conductor between metallic surfaces with sufficient contact pressure without damage to the conductor test by inspection according to 23. creepage distances and clearances between hazardous live parts and metal parts should conductor break away ≥ 50% of specified value (Cl.Remark Report No. 26) Transformer with type Y and Z attachments for external conductors: soldered.6 23. connections allowed For Class II transformer: reliance not placed upon soldering.Page 36 of 106 IEC 61558-2-16 Clause Requirement + Test Result . creepage distances and clearances between hazardous live parts and metal parts should conductor break away ≥ 50% of specified value (Cl. 26) 23.2 pull of 5 N to the connection before test according to 14.3 test by inspection according to 23. T211-0255/12 Verdict – – used in accordance with their marking checked according to IEC 60 999-1 under transformer conditions N/A N/A N/A Transformer with type X attachments: soldered connection permitted if reliance not placed upon soldering. etc.2 Terminals for type X with special cords Y and Z attachments shall be suitable for their purpose: – – 23.3 and 23.5 Terminals for fixed wiring and for type X: located near their associated terminals of different polarities and the earth terminal if any Terminal blocks not accessible without the aid of a tool Transformer with type X attachments: stranded conductor test (8 mm removed): N/A 23. crimping or welding alone unless by barriers. 26 N/A N/A N/A N/A N/A N/A N/A 23.1 and 23. IEC61558_2_16A .7 N/A N/A TRF No. welded.1 Output wires soldered to PCB P N/A N/A N/A N/A - Other terminals than Y and Z attachments shall be so fixed that when the clamping means is tightened or loosened: – – – terminal does not work loose internal wiring is not subjected to stress creepage distances and clearance are not reduced below the values specified in Cl. crimping or welding alone unless by barriers.
1 SCREWS AND CONNECTIONS Screwed connections withstand mechanical stress. screws loosened as far as possible. or two clamping screws N/A N/A N/A N/A 23.9 When terminal. Plug-in SMPS N/A N/A 25 25.1 Ω with a min. IEC61558_2_16A .2 Protective earth terminal for connection to fixed wir. no risk of corrosion from contact between Cu and Al Body of earth terminal or screws/nuts of brass or other metal resistant to corrosion 24. T211-0255/12 Verdict – – – Class I transformers: no connection between live parts and accessible metal parts free wire of earth terminal: no touching of live parts Class II transformers: no connection between live parts and accessible metal parts.8 Terminals for a current > 25 A: – – pressure plate.Remark Report No.4 Resistance of connection between earth terminal and metal parts ≤ 0.1 PROVISION FOR PROTECTIVE EARTHING Class I transformers: accessible conductive parts connected to earth terminal Class II transformers: no provision for earth Class I (Class II construction with functional PE) P P N/A N/A 24. no connection between live parts and metal parts separated from accessible metal parts by supplementary insulation N/A N/A N/A 23. not possible to loosen without a tool No risk of corrosion from contact between metal of earth terminal and other terminal In case of earth terminal body of Al.5 rated input current at 1 min Class I transformers with external flexible cables or cords: – current-carrying conductors becoming touch before the earth conductor 24.Page 37 of 106 IEC 61558-2-16 Clause Requirement + Test Result .5 No Input cord. 23. 25 A or 1. adequately locked.3 N/A N/A N/A No accessible metal parts N/A 24. no contact: – – between terminal screws and accessible metal parts between terminal screws and inaccessible metal parts for Class II transformers N/A N/A 24 24. other than protective earth conductor.No screws es N/A N/A TRF No.No terminals ing and for type X attachment transformers: comply with Cl.
Al) Screws of insulating material: not used for electrical connection Screws not of insulating material if their replacement by metal screws can impair supplementary or reinforced insulation Screws to be removed (replacement etc.2 Screws in engagement with thread of insulating material: – – 25.101 P N/A TRF No. five times 25.Remark Report No. ten times No damage after torque test: diameter (mm).3 25. of power supply cord) not of insulating material if their replacement by metal screws can impair basic insulation No damage after torque test: diameter (mm). After the test no damage at the transformer and the gland. torque (Nm).5 Screws for current-carrying mechanical connections locked against loosening Rivets for current-carrying connections subject to torsion locked against loosening N/A N/A N/A 25.Page 38 of 106 IEC 61558-2-16 Clause Requirement + Test Result .8 mm. IEC61558_2_16A .1 CREEPAGE DISTANCES AND CLEARANCES See 26. shall screw into metal Screws not of metal which is soft or liable to creep (Zn.4 length of engagement ≥ 3 mm + 1/2 screw diameter or 8 mm correct introduction into screw hole N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Electrical connections: contact pressure not transmitted through insulating material In case of use of thread-forming (sheet metal) screws for connection of current-carrying parts: clamping and locking means provided Thread-cutting (self-tapping) screws used for the connection of current-carrying parts allowed if they generate a full form machine screw thread and if not operated by the user Thread-cutting screws and thread-forming screws used for earth continuity allowed if at least 2 screws for each connection are used and it is not necessary to disturb the connection in normal use N/A N/A 25. torque (Nm). T211-0255/12 Verdict Screws transmitting contact pressure or likely to be tightened by the user or having a diameter < 2.6 Test of screwed glands with a torque according table 12. 26 26.
without impregnation or potting Two of the three specimens are subjected to: – – – the relevant humidity treatment according to 17. to IEC 60085 and IEC 60216 N/A N/A N/A N/A N/A Test B TRF No.2. to IEC 60085 and IEC 60216 test A of 26.3 multiplied with factor 1.2.2. IEC61558_2_16A .1.2 Uncemented insulating parts pollution degree P2 or P3 – – all isolating material are classified acc.2 / 50 µs waveform) – see Annex R of IEC 61558-1 26.2 (48 h) the relevant dielectric strength test of 18.2 26. by impregnation or potting – – The requirements of reduced values as stated for pollution degree 1 (P1) are fulfilled all isolating materials are classified acc.4 26. T211-0255/12 Verdict 26.1 of IEC 60 664-1 (1. to IEC 60085 and IEC 60216 values of distance through insulation (dti) are fulfilled creepage distances and clearances are not required test A of this sub clause is fulfilled Test A – – – thermal class working voltage Test with three specially specimens.Page 39 of 106 IEC 61558-2-16 Clause Requirement + Test Result .3 Cemented insulating parts – – – – all isolating materials are classified acc.4.2.3 is fulfilled N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A (see appended table) N/A N/A N/A N/A N/A 26.2.Remark Report No. to IEC 60085 and IEC 60216 values of pollution degree 1 are not applicable 26.2.2.1 Enclosed parts.3 multiplied by the factor 1. with uninsulated wires.1 Creepage distances (cr) and clearances (cr) Windings covered with adhesive tape – – – the values of pollution degree 1 are fulfilled all isolating material are classified acc.35 immediately at the end of the last cycle with high temperature Impulse dielectric test according to 4.35 One of the three specimens is subjected to the relevant dielectric strength test of 18.1.
25 immediately at the end of the last cycle with high temperature The three spacemen pass the Impulse dielectric test according to 4. to IEC 60085 and IEC 60216 N/A N/A N/A N/A N/A (see appended table) N/A N/A N/A N/A N/A N/A Test C – – – – thermal class working voltage Test with three specimens. (finished components) Neither cracks. T211-0255/12 Verdict – – – thermal class working voltage Test with three specially specimens.1 of IEC 60 664-1 (1.4.1.2.Remark Report No.Page 40 of 106 IEC 61558-2-16 Clause Requirement + Test Result .1. The dielectric strength test is applied directly to the joint.2 / 50 µs waveform) – see Annex R of IEC 61558-1 N/A 26.25 One of the three specimens is subjected to the relevant dielectric strength test of 18.2.35 immediately at the end of the last cycle with high temperature The three spacemen pass the Impulse dielectric test according to 4.2. potted or impregnated.35 One of the three specimens is subjected to the relevant dielectric strength test of 18.3 Distance through insulation N/A P TRF No.3 multiplied by the factor 1. potted or impregnated.2 – – The requirements of distance through insulation (dti) are fulfilled. IEC61558_2_16A .1 of IEC 60 664-1 (1. nor voids in the insulating compounds Two of the three specimens are subjected to: – – – the relevant humidity treatment according to 17.1.3 multiplied with factor 1.2 / 50 µs waveform) – see Annex R of IEC 61558-1 26. Two of the three specimens are subjected to: (see appended table) N/A N/A N/A N/A N/A N/A N/A – – – the relevant humidity treatment according to 17. (P1 values are not required) all isolating materials are classified acc.3 multiplied by the factor 1.2 (48 h) the relevant dielectric strength test of 18.3 multiplied with factor 1.2 (48 h) the relevant dielectric strength test of 18.1.
T211-0255/12 Verdict For double or reinforced insulation.i. of Tables 13.3.3 is fulfilled If both requirements are fulfilled.1 – marked by index ”e” are fulfilled.3. to IEC 60085 and IEC 60216 the test of 14.3 is fulfilled on each layer with 50 N The required values for d.1 and D.3. the required values for solid insulation can be multiplied by 0.3 is fulfilled with 150 N The required values for d.1 and D. IEC61558_2_16A . the required values of Tables 13. – If the layers are separated: – – The requirement of 2 layers is fulfilled If serrated tape is used. 1 additional layer (serrated) and one additional layer without serration is required The mandrel test according 26. C1.1 mm P P N/A N/A N/A N/A – – 26.3 26. 2c and 7 are fulfilled The insulation fulfil the material classification according IEC 60085 or 60216 or the test of 14.t. of Tables 13. N/A N/A N/A – – N/A N/A – If the layers are separated (alternative): – The requirement of 3 layers is fulfilled 3 layers between Sec (TIW) and outer primary winding 4 layers between Sec (TIW) and inner shield (Pri) – If serrated tape is used. C.4 Minimum thickness of reinforced insulation >0. C.1 Reduced values of the thickness of insulation for supplementary or reinforced insulation are allowed if the following conditions are fulfilled: – – – the isolating materials are classified acc.2 N/A N/A P N/A N/A N/A N/A Insulation in thin sheet form – If the layers are non separable (glued together): – – – The requirement of 3 layers is fulfilled The mandrel test according 26.3.i.1 – marked by index ”e” are fulfilled. 1 additional layer (serrated) and one additional layer without serration is required P P N/A TRF No.Page 41 of 106 IEC 61558-2-16 Clause Requirement + Test Result .Remark Report No. and D1 – boxes 2b.2 mm Minimum thickness of supplementary insulation >0.t.
1 and D. P P Test according to 14.Remark Report No.3 and if the isolating materials are classified acc.25 whatever is the greater. no breakdown.3 multiplied by 1. N/A N/A N/A 26. specified values according to (EN 61558-2-16:09): – – – table 13.0 kV or the test voltage of 18.t.Page 42 of 106 IEC 61558-2-16 Clause Requirement + Test Result . No flashover. P P P – If the layers are separable 1 of at least 2 layers fulfil the test: – – pull force of 50 N high voltage test of 5.25 whatever is the greater. of Tables 13. No flashover.1 – marked by index ”e” are fulfilled.3 multiplied by 1. – If the layers are separable and 2/3 of at least 3 layers fulfil the test: – – pull force of 100 N high voltage test of 5. material group I (part 1) P P N/A N/A TRF No.3 is fulfilled on 2/3 of the layers with 100 N The required values for d.1/D.3.101 Creepage distances. material group II (part 1) table D. C.3 multiplied by 1. IEC61558_2_16A . T211-0255/12 Verdict – – The mandrel test according 26.1) are used for insulation in thin sheet form as follows: – – – 26. No flashover.25 whatever is the greater.3 rated output > 100 VA values in square brackets apply rated output ≥ 25 VA ≤ 100 VA 2/3 of the value in square brackets apply rated output < 25 VA 1/3 of the value in square brackets apply 3M 1350F-1 N/A N/A N/A N/A P P N/A N/A N/A Mandrel test of insulation in thin sheet form (specimen of 70 mm width are necessary): – If the layers are non separable – at least 3 layers glued together fulfil the test: – – pull force of 150 N high voltage test of 5. material group IIIa (part 1) table C. no breakdown.0 kV or the test voltage of 18. no breakdowns. clearances and distances through insulation.3.i.0 kV or the test voltage of 18. to IEC 60085 and IEC 60216 no distances through insulation are required for insulation in thin sheet form The figures within square brackets in box 2 and 7 of table 13 (C.
............ Insulation between terminals for external connection: a) measured values ≥ specified values (mm) ......... Insulation between input and output circuits (basic insulation): a) measured values ≥ specified values (mm) .........: Required CL/CR: 5.........4 mm (mm) ..................: cr: 4....: c) measured values ≥ specified values (mm) ..........................................................................Remark Report No....: 2............................................................................5 mm ≥ 2..................3........................0 / 9...............0 mm b) measured values ≥ specified values (mm) ..............Page 43 of 106 IEC 61558-2-16 Clause Requirement + Test Result ........: c) measured values ≥ specified values (mm) . IEC61558_2_16A ...5 mm ≥ 2..: (3 layers of tape (0....................12.........: N/A N/A TRF No..: Within transformer T1: c) measured values ≥ specified values (mm) ..4 mm Measured CL/CR: 7...... T211-0255/12 Verdict – – – working voltage rated supply frequency 50/60 Hz rated internal frequency 1.44 mm measured on input N/A P N/A N/A N/A N/A N/A N/A P P b) measured values ≥ specified values (mm) ..............................: 4............ Insulation between input and output circuits (double or reinforced insulation): 270 Vrms (over T1) at input 240 V P P N/A N/A N/A P P On PCB: a) measured values ≥ specified values (mm) .......... Basic or supplementary insulation: a) measured values ≥ specified values cl: 4..... Insulation between adjacent input circuits: measured values ≥ specified values (mm) : Insulation between adjacent output circuits: measured values ≥ specified values (mm) ...............................: 5.........075 mm)) + approved TIW providing reinforced insulation (Secondary) Additionally see 7c for requirement of Clause 19.....................................................................b 3...............................................: b) measured values ≥ specified values (mm) ....0 / 5......
......... IEC61558_2_16A ...................101) The minimum clearance is the greater of the two values. T211-0255/12 Verdict d) measured values ≥ specified values (mm) ...........5 kHz N/A b) Clearance for frequency < 30 kHz according figure 101 two determinations are necessary: TRF No.........m.....5 kHz P P 536 V peak P P P N/A N/A N/A N/A N/A N/A Measured frequency 61................Page 44 of 106 IEC 61558-2-16 Clause Requirement + Test Result .............0 c) measured values ≥ specified values (mm) ..................s........ : mm 26.. : 6..........05 mm* * 1/3 of the value in square brackets apply Enclosure thickness: Min......... : mm thick between Pri and Sec (TIW) > 0........................................................... C1 and D1 (see clause 26........ : e) measured values ≥ specified values (mm) ........... : 7........... Reinforced or double insulation: measured values ≥ specified values (mm) ..103 Clearance (EN 61558-2-16:09) a) Clearance for frequency > 30 kHz according figure 101 two determinations are necessary: – determination based on peak working voltage according Table 104 : Peak working voltage Basic insulation: required / measured Double or reinforced insulation: required / measured value – and alternative if applicable for approximately homogeneous field according to Table 102 Peak working voltage Basic insulation: required / measured Double or reinforced insulation: required / measured value – determination based on measured r............. N/A N/A N/A P N/A P P N/A N/A P Measured frequency 61....... 3 layers of tape (0........102 Values of IEC 61558-2-16 applicable for frequency up to 3 MHz (EN 61558-2-16:09) For frequency above 3 MHz clause 7 of IEC 60664-4 is applicable (high frequency testing) 26.................. : Min.. working voltage according Tables 13.... 2....Remark Report No. Distance through insulation: a) measured values ≥ specified values (mm) ................075 b) measured values ≥ specified values (mm) ..........
C.75 the peak value of the field strength is < 2 kV/mm For thin layers d2 < 30 µm the peak value of the field strength is < 10 kV/mm For d1 > d > d2 equation (1) is used for calculation the field strength Measured frequency 61. working voltage according Tables 13. 103 and 104 are peak voltages including µsec peaks (EN 61558-2-16:09) The working voltage according to Table 13 of part 1 are r.1 or D. voltages P P P P 536 V Pollution degree 2 P P N/A See cl.106 Distance through insulation (EN 61558-2-16:09) Instead of partial discharge with high frequency voltage the test of the distance and the calculation of the electric field is applicable under the following conditions: – the max.m.s.Remark Report No.105 Creepage distances Two determinations of creepage distances are necessary (see Figure 102) – determination based on measured peak working voltage according Tables 105 to 110 Peak working voltage Pollution degree Basic or supplementary insulation: required / measured Double or reinforced insulation: required / measured value – determination based on measured r.s. IEC61558_2_16A .m. C1 and D1 (see clause 26. frequency is < 10 MHz – the field strength approximately comply with Figure 103 – no voids or gaps are present in between the solid insulation For thick layers d1 > 0.1.Page 45 of 106 IEC 61558-2-16 Clause Requirement + Test Result . C1 and D1 (see clause 26.5 kHz P - P P P N/A N/A P TRF No.101 (higher values) P P 26.s.101) If the values based on table 105 to 110 are lower than the relevant values in Tables 13. the higher values shall be applicable P 26.101) The minimum clearance is the greater of the two values. T211-0255/12 Verdict – determination based on peak working voltage with recurring peak voltages according Table 103 : determination based on measured r.104 The working voltages of Table 102. working voltage according Tables 13.m. 26. N/A – N/A N/A P 26.
Page 46 of 106 IEC 61558-2-16 Clause Requirement + Test Result - Remark
27 27.1
RESISTANCE TO HEAT, FIRE AND TRACKING Resistance to heat All insulating parts are resistant to heat For parts of rubber, which passed the test of 19.9, no additional test is required. The tests are not required for cables and small connectors with a rated current < 3 A, a rated voltage < 24 V a.c. or 60 V d.c. and a power < 72 W
External accessible parts The Ball-pressure test: diameter of impression ≤ 2 mm; heating cabinet temperature (°C) at 70 °C or the temperature T of 14.1 (T + 15) - is fulfilled. Enclosure Diameter of impression: 75ºC: 1,2 mm 95ºC: 1,8 mm
Internal parts For insulating material retaining current carrying parts in position, the ball-pressure test: diameter of impression ≤ 2 mm; heating cabinet temperature (°C) at 125 °C or the temperature T of 14.1 (T + 15) - is fulfilled 125°C; Diameter of impression: Bobbin T1: < 1 mm
Resistance to abnormal heat under fault conditions Resistance to fire All isolating parts of the transformer shall be resistant to ignition and spread of fire. The test according to IEC 60696-2-10 is required
External accessible parts (glow wire tests) – – 650° C for enclosures 650 ° C for parts retaining current carrying parts in position and terminals for external conductors Current < 0,2 A 750° C for parts retaining current carrying parts in position and terminals for external conductors with fixed wiring. Current > 0,2 A 850° C for parts retaining current carrying parts Plug part of Enclosure in position and terminals for external conductors with non fixed wiring. Current > 0,2 A
Internal parts – 550° C for internal insulating material – not retaining current carrying parts in position
Page 47 of 106 IEC 61558-2-16 Clause Requirement + Test Result - Remark
650° C for coil formers (bobbins) 650 ° C for parts retaining current carrying parts in position and terminals for external conductors. Current < 0,2 A 750° C for parts retaining current carrying parts in position and terminals for external conductors with fixed wiring. Current > 0,2 A
Bobbin T1
850° C for parts retaining current carrying parts Bobbin T1 in position and terminals for external conductors with non fixed wiring. Current > 0,2 A
For IP other than IPX0:If insulating parts retaining current carrying parts in position and under P3 conditions, the material resistance to tracking is at least material of group IIIa Test (175 V): no flashover or breakdown before 50 drops
RESISTANCE TO RUSTING Ferrous parts protected against rusting
Page 48 of 106 IEC 61558-1 Clause Requirement + Test Result - Remark
ANNEX E , GLOW WIRE TEST The test is required according to IEC 60695-2-10 and IEC 60695-2-11 with the following additions:
Clause 6, ”Severities” of IEC 6095-2-11, apply with the temperature stated in 27.3 of IEC 61558-1 Clause 8, ”Conditioning”, of IEC 60695-2-11 apply, preconditioning is required Clause 10, ”Test Procedure”, of IEC 60695-2-11 apply, The tip of the glow wire is applied to the flat side of the surface.
F F.2
ANNEX F, REQUIREMENTS FOR MANUALLY OPERATED SWITCHES WHICH ARE PARTS OF THE TRANSFORMER Manually operated mechanical switches, tested as separate component, shall comply with IEC 61058 under the conditions of F2. Manually operated mechanical switches tested as part of the transformer shall comply with the conditions specified under F.3
ANNEX H, ELECTRONIC CIRCUITS (IEC 61558-1) General notes on tests (addition to clause 5)
SHORT-CIRCUIT AND OVERLOAD PROTECTION (ADDITION TO CLAUSE 15) Circuits designed and applied so that fault conditions do not render the appliance unsafe During and after each test: – – temperatures do not exceed values specified in table 3 of Cl. 15.1 transformer complies with conditions specified in sub-clause 15.1
If a conductor of a pcb becomes open circuited, the transformer is considered to have withstood the particular test, provided that all six conditions as specified are met H.2.2 Fault conditions a) to f) of sub-clause H.2.3 are not tested if the following conditions are met: – – electronic circuit is a low-power circuit as specified safety of the appliance as specified does not rely on correct functioning of the electronic circuit
Fault conditions tested as specified when relevant:
1 x I1 test of 15.4 If for a fuse-link complying with IEC 60 127-3 rated fuse current I1 is used. 26.3. INSULATED WINDING WIRES FOR USE AS MULTIPLE LAYER INSULATION P TRF No.2.3. 26 b) open circuit at the terminals of any component c) short-circuit of capacitors. are applicable approved optocoupler P P P N/A N/A P H. unless they comply with IEC 60 384-14 d) short-circuit of any two terminals of an electronic component as specified e) any failure of an integrated circuit as specified f) low-power circuit: low-power points are connected to the supply source P P P P N/A N/A N/A Cl. For potted transformers cycling tests acc.1 x I1 and I2 < 2. the test is carried out as specified 15.Page 49 of 106 IEC 61558-1 Clause Requirement + Test Result .3.8 is repeated with fuselink short-circuited if I2 > 2. 15 Fault condition e) is applied for encapsulated and similar components PTC's and NTC's are not short-circuited if they are used as specified H. T211-0255/12 Verdict a) short-circuit of creepage distances and clearances. if H2 is fulfilled.Remark Report No.2 to 15.75 x I1 test of 15.2 The max. current I2 is measured as specified: – – if I2 < 2. In optocouplers no requirements of cr and cl For coatings annex W applies.75 x I1.3. clause 4 are applicable. surface temperature of optocouplers is 50 K K ANNEX K.8 is repeated as specified For fuses other than those complying with IEC 60 127-3. Smaller distances as required in IEC 60664-3.5 H.1 CREEPAGE DISTANCES. if less than specified in Cl.2.3 H. CLEARANCES AND DISTANCES THROUGH INSULATION For live parts separated by basic insulation smaller cr and cl as in 26 are allowed. IEC61558_2_16A . no other tests are necessary N/A N/A - N/A N/A N/A N/A If I2 > 2. 15 is repeated with a simulated fault as indicated in a) to e). if the transformer incorporates an electronic circuit to ensure compliance with Cl.
test as specified under test 13 of 4. test as specified under 3.. IEC61558_2_16A ......4 Retention of dielectric strength after bending. test 11 of IEC 60851-3 U ANNEX U – INFORMATIVE – OPTIONAL TW – MARKING FOR TRANSFORMERS N/A TRF No.1 and 4.2... T211-0255/12 Verdict K.1 and 4. test voltage for two layers 3 kV 3.2.. test as specified in 4..1 mm.4... test as specified under 5.6.3.2..5 Resistance to abrasion.5 mm..2..1 Wire construction: – – insulated winding wire with min.2 Adherence and flexibility.1 and 4.Great Lonflon / TRW reinforced insulation .2.2 of IEC 60 851-5 High voltage test immediately after the above specified tests: – – test voltage for two layers 3 kV test voltage for three layers 5.1 c) of IEC 60 851-5 1..2..3.. test voltage for three layers 5.1 or 3..3 Heat shock.5 mm..4.Totoku / TIW-E – winding insulation material ..2 of IEC 60 851-5 Nominal conductor diameter < 2..4 of IEC 60 851-3 – – – high voltage test immediately after this test test voltage for two layers 3 kV test voltage for three layers 5.5 kV K. three layers for .Furukawa / TEX-E .5 kV N/A N/A N/A N/A P N/A N/A N/A N/A N/A N/A N/A N/A N/A K..2. test as specified in 4. ≤ 2.1 mm...1. : Approved component P N/A P N/A N/A N/A K. high voltage test immediately after this test 2..5 kV K..2 K..Page 50 of 106 IEC 61558-1 Clause Requirement + Test Result ..2 of IEC 60 851-6: – – – high voltage test immediately after this test test voltage for two layers 3 kV test voltage for three layers 5.Remark Report No.1 Conformance test Test 13 of IEC 60 851-5 nominal conductor diameter ≥ 0. test as specified in 4.5 kV N/A N/A N/A N/A K.018 mm ≤ 0.. two layers for basic or supplementary insulation insulated winding wire with min.2 of IEC 60 851-5 Nominal conductor diameter > 0.
2 14.1 b) The insulation resistance between input and output winding and between windings and body is.a.. Table 8. if the test of U.2 is done with positive result.4 Heating (addition to clause 14) Thermal endurance test Test according U5 and measurements according 11. If no indications are given. when the transformers have returned to room temperature.Remark Report No. IEC61558_2_16A . that the duration of test is as indicated by the manufacturer. not less than 1 MOhm c) The transformer fulfil the dielectric strength test with 35% of the values in Clause 18. 6 of the 7 samples have passed the test. U.1 Transformers tested as a integral part of the equipment (option).c. is min.5. the test can be repeated with 7 new samples U. Tests according U5. they fulfil the following requirements: a) The output voltage has not changed from the measured value at the beginning by more than allowed value of clause 11. The test result is positive. measured with 500 V d.5 U. the test period is 30 days After the test. The test result is negative. T211-0255/12 Verdict The tests of Annex U are based on constant S = 4500. if 2 or more samples fail the test If the result is negative.5.1 U. assigned with tw The thermal conditions are so adjusted.1 General requirements and information about thermal endurance test on windings Thermal endurance test Transformers tested at rated output Loads outside of the oven 7 transformers are placed in the oven N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No. U1 General notes and tests 8 transformers of one type are necessary for the test. Other constants are possible.3 Short circuit and overload protection (addition to clause 15) At short circuit and overload tests the winding temperature if less than the required value of table U.Page 51 of 106 IEC 61558-1 Clause Requirement + Test Result .
5. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No.Page 52 of 106 IEC 61558-1 Clause Requirement + Test Result .2 will be founded.1 but at a calculated room temperature T2 (for 120 days).2. T211-0255/12 Verdict The temperature of the hottest winding of each of the 7 transformers is-together with the oven temperature.5. The test is continued until all transformer fail.The test time with T2 exceeds L2.2 U. the result is negative. The test time of the coldest winding is not longer than twice the theoretical test time based on table U.5. T and log L are calculated from the dates The diagram according to Figure U. based on clause U.3 Procedure b) The testing authority shall test 14 new transformers Test 1.2. Regulation of the oven temperature if necessary After 24 hours again measuring of the winding temperature. at the applicable temperature of table U.2. If all transformers fail before L2.2 U.1 The use of constant S other than 4500 in tw tests Procedure a) The manufacturer prepares test results with a minimum of samples of 30. based on clause U. Calculation of the mean life L2 at temperature T2 according to U4 Test 2.2 After 4 hours measuring of the actual winding temperatures. The temperatures of the 7 samples are very near to the required temperature of the values of table U.5. IEC61558_2_16A . U.5.Remark Report No.1 but at the calculated test room temperature for 10 days.
SYMBOLS TO BE USED FOR THERMAL CUT-OUTS Restored by manual operation N/A N/A IEC 489/98 V.2 Restored by disconnection of the supply N/A IEC 490/98 V.1 ANNEX V. T211-0255/12 Verdict V V.1.Page 53 of 106 IEC 61558-2-16 Clause Requirement + Test Result .2. IEC61558_2_16A .1.2.3 Thermal link IEC 491/98 V.1.Remark Report No.2.2 Self-resetting thermal cut-out N/A N/A IEC 492/98 TRF No.2.
2 / 45.2 / 69.5 / 51. 50/60 Hz At input of 240 V.5 59. °C ext.1 68.2 / 62. + ext.25 % + 1.4 75. T1 7. Enclosure (interior) 12. CX1 4. 50/60 Hz TABLE: HEATING r-cold Ω r-warm Ω temp. C4 10.5 / 77.Page 54 of 106 IEC 61558-2-16 Clause Requirement + Test Result .1 / 71.1 / 78. U1 6.2 / 98. wire P further information type/rated output Vertical position: 110 V / 264 V Measured 110 / 264 V 1. °C support °C int.4 / 33. allowed temperatures TRF No.15 12.5 / 59.33 % Usec V no-load output 12. Enclosure (exterior) 44.2 71. LF1 3. wire P further information type/rated output Horizontal position: 110 V / 264 V Measured [°C] 110 / 264 V 1.1 62.3 71. encl.04 12.5 57.33 % + 0.1 / 49. IEC61558_2_16A . NO-LOAD OUTPUT VOLTAGE 11 rated voltage (V) 12 12 sec.6 / 38.04 delta Usec (%) + 0. PCB 11. Input wiring 2. Input wiring 2. Secondary wiring 8.6 70ºC 110ºC 110ºC Max.7 58. T211-0255/12 Verdict 11 and 12 Clause TABLE: OUTPUT VOLTAGE AND OUTPUT CURRENT UNDER LOAD. CY1 / CY2 9. Plug pins 13.0 99.6 54.2 / 56.6 35. encl. allowed temperatures Note: Test performed @ 25ºC ambient temperature 14 B TABLE: HEATING r-cold Ω r-warm Ω temp.6 70ºC 110ºC 110ºC 105ºC 110ºC 70ºC 125ºC 105ºC 130ºC 80ºC Max.15 12 delta Usec no-load output % + 1.2 / 61.Remark Report No. °C support °C int. + ext.25 % further information P type/rated output/ Output Output Note: 14 A At input of 100 V. C1 5.3 / 62.2 / 57. °C ext. LF1 3.8 71.7 77.6 76. CX1 50. voltage (V) 12.
3 / 101.6 / 61. Secondary wiring 8. T211-0255/12 105ºC 110ºC 70ºC 125ºC 105ºC 130ºC 80ºC Note: Test performed @ 25ºC ambient temperature TRF No. T1 7.3 / 70.8 Report No. CY1 / CY2 9.5 69.8 38. Enclosure (interior) 12.9 53.1 59. PCB 11.9 99.5 / 77.3 75. C1 5. Plug pins 13. C4 10.9 74.0 / 37.Page 55 of 106 4.4 / 67. IEC61558_2_16A .1 / 67.1 55. U1 6.7 / 76.6 / 56. Enclosure (exterior) 73.3 / 55.9 65.
. Output immediately dropped to 0 V and 0 A. Top and bottom parts are mounted with ultrasonic welding process.0 mm thick. T1 (SC @ 264 V) r-cold Ω r-warm Ω temp... 2... Input power: 1.... Output (overload) 5. No overheating....... wire further information TABLE: SHORT-CIRCUIT AND OVERLOAD PROTECTION Output immediately dropped to 0 V and 0 A. C1 (short-circuit) No fire or melted material during abnormal operation.. No hazard..10x rated input..... No fire..... No fire. No load output voltage: 12... TRF No.. No hazard. Maximum temperature on T1: 88. No overheating No fire.Page 56 of 106 IEC 61558-2-16 Clause 15 Requirement + Test ambient temperature (°C) .. : type/rated output 1... No hazard..... °C Result ..1 V... T1 (SC @ 90 V) 3. No fire. No hazard... Dielectric strength test passed after each abnormal operation. U1 (open circuit pin 1-2) 6. T211-0255/12 Verdict P int...7 V.4ºC No fire... Worst case model results given.. No fire... Maximum temperature measured on T1: 41ºC No overheating Max input power: 33 W..6 W @ 264 V input. * Enclosure was wrapped with aluminium foil.5 P Note: Measured at 264 V input voltage.. IEC61558_2_16A ..5 0.. Fuse FS1 operated.. Maximum temperature measured on T1: 186... No overheating. 2.. allowed I [mA] 0. Fuse FS1 blows immediately.. 20 TABLE: Components manufacturer/ type/model trademark technical data Unit from outside Enclosure Overall dimensions: 49 mm by 74 mm by 42 (82) mm min.5ºC. + ext.. : 264 V Leakage current between Live parts and enclosure* Live parts and SELV parts I [mA] < 0.05 < 0. No hazard. No hazard.. U1 (short-circuit pin 1-2) 7. 18 TABLE: Leakage current 1.....05 Max..Remark 40°C support °C Report No... 60 Hz.. encl. IEC 61558-1 Accepted standard P mark(s) of con1 formity ) object/part No... Output (short-circuit) 4.. No load output voltage: 15..... °C ext.
TUV Tested with the appliance UL E17385 UL E175868 Class B (130ºC) .Page 57 of 106 20 TABLE: Components manufacturer/ type/model trademark technical data Report No. T100. thickness.insulation tape 3M 1350F-1.triple insulated Furukawa wire (alternative) TEX-E .triple insulated Totoku wire (alternative) TIW-E Reinforced. T211-0255/12 P standard mark(s) of con1 formity ) Tested with appliance UR E45329 object/part No.0 mm (QMFZ2) GG) GWIT 800ºC @ 2. 220 nF GlobTek NF1-41080 HeJia Boam Sunycore Class B (130ºC) Tested with the appliance Transformer T1 with: .6 A. X2. 1. Ltd. ENEC RFI capacitor CX1 Inductor LF1 HQX 275 V. 44 370S Class B (130ºC) . 85°C IEC/EN 60127-3 IEC/EN 60384-14 IEC/EN 61558-1 UL E67006 VDE VDE.Sabic rial CX7211(G Rated 94V-0 at min. Class B (130°C) Reinforced.0 mm Unit from inside PCB Suzhou City Yilihua Electronics Littelfuse Wickmann Werke Xiamen Wanming Electronics YLH-1 42. Class B (130°C) . 61558-1 EXCY0098( GWFI 960ºC @ 2. 1350T-1. 130°C (ZPMV2) Tested with the appliance UR E251781 Fuse FS1 Series 400 1.insulation tape (alternative) Yahua PZ-281 Class B (130ºC) IEC/EN 61558-1 (OANZ2) UL E165111 TRF No.3 mm by 1. Class B (130°C) IEC/EN 60950 Annex U IEC/EN 60950 Annex U IEC/EN 60950 Annex U IEC/EN 61558-1 (OANZ2) .triple insulated wire Great Leoflon TRW Reinforced. Enclosure Mate. EE2218.5 mm IEC/EN G). SEMKO.bobbin GlobTek BA1112 32001931403 Chang Chun Plastics Co.5 IEC/EN mm thickness 61558-1 Rated 94V-0.2 mm by 67.. IEC61558_2_16A . PBT-4130 Class B (130) IEC/EN 61558-1 IEC/EN 61558-1 (QMFZ2) Tested with the appliance Tested with the appliance UL E59481 UL E211989 VDE UL E206440 VDE. NEMKO.insulation tape (alternative) Bondtec Class B (130ºC) IEC/EN 61558-1 (OANZ2) . TUV UL E166483 VDE. 250 V.
.. IEC61558_2_16A . 2200 pF..ltd (200ºC) IEC/EN 61558-1 UL 224 (YDPU2) Tested with the appliance UL E156256 Optocoupler U1 Capacitor Y2 CY1 / CY2 Output wire/cable Liteon Walsin LTV 817 AC Series 5000 V. T211-0255/12 P standard IEC/EN 61558-1 UL 1446 (OBOR2) mark(s) of con1 formity ) Tested with the appliance UL E93947 object/part No. T125. -varnish -tube (on secondary) Great Holding PTFE TFL Industrial co.Ltd DVB2085(*) technical data Class B (130ºC) Report No. 300 V.Page 58 of 106 20 TABLE: Components manufacturer/ type/model trademark Noroo Paint&Coatin gs Co. that components from other vendor and other model number. but with the same or better/higher rating and equivalent approvals are accepted TRF No.c. SEV. FT2. T100 250/300 V a. 300 V. ENEC Tested with the appliance UL E333601 Tested with the appliance UL E74020 Xhuan Shan Chuan Style 1185 Output wire/cable (alternative) 1) 1) Der An Electric Wire & Cable Style 2464 80ºC. See OD-CB2039. VW-1 IEC/EN 61558-1 (AVLV2) Provided evidence ensures the agreed level of compliance. SEMKO. VW-1 IEC/EN 60950-1 IEC/EN 60384-14 IEC/EN 61558-1 (AVLV2) SEMKO UL E146544 VDE. FT2. Y2 80ºC. AWG20. IF=5 mA. AWG24. 2) + means.
4.2 TEST A TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three special prepared specimens with uninsulated wires. 14 (min. 8. 2. 3. 10. 5. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C TRF No. without potting or impregnation N/A cycles with 2 x working voltage between pri / sec 1. 7.2 TEST B TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three specially prepared specimens with potting or impregnation (P1) N/A cycles with 2 x working voltage between pri / sec 1. 6. 14 (min. 9.Page 59 of 106 Report No. 8. 10. 5. 7. Cl. 2. 9. Cl. 6. IEC61558_2_16A . 68 h at the temperature acc. 3.Remark Verdict 26. 68 h at the temperature acc. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C 26. T211-0255/12 IEC 61558-2-16 Clause Requirement + Test Result . 4.
T211-0255/12 IEC 61558-2-16 Clause Requirement + Test Result . 9. 6. 5. 2. IEC61558_2_16A .Page 60 of 106 Report No. 14 (min. 8. 3.Remark Verdict 26. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C TRF No. 4. 7.2 TEST C TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three specially prepared specimens with potting (only dti is required) N/A cycles with 2 x working voltage between pri / sec 1. Cl. 10. 68 h at the temperature acc.
oven temperature After 24 h – Rw After 24 h – winding temperature After 24 h .1 THERMAL ENDURANCE TEST 3 4 5 6 7 PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC TRF No.Remark Report No. IEC61558_2_16A .oven temperature Final test period (days) Output voltage (11.5. T211-0255/12 Verdict Annex U Type ref.a 1 2 U.Page 61 of 106 IEC 61558-2-16 Clause Requirement + Test Result . Rated PRI-Voltage Rated SEC-Voltage Material of Winding Material of bobbin Material of resin Material of potting Material of foil Components removed for test tw S Objective test duration (days) Theoretical test temperature Sample Winding Start – Rk After 4 h – Rw After 4 h – winding temperature After 4 h .1) under load Insulating resistance High voltage test (35% of the values in Table 8.
T211-0255/12 Verdict Annex U Type ref.oven temperature Final test period (days) Output voltage (11.1) under load Insulating resistance High voltage test (35% of the values in Table 8. Rated PRI-Voltage Rated SEC-Voltage Material of Winding Material of bobbin Material of resin Material of potting Material of foil Components removed for test tw S Objective test duration (days) Theoretical test temperature Sample Winding Start – Rk After 4 h – Rw After 4 h – winding temperature After 4 h .a 1 U.Remark Report No.5.Page 62 of 106 IEC 61558-2-16 Clause Requirement + Test Result . IEC61558_2_16A .oven temperature After 24 h – Rw After 24 h – winding temperature After 24 h .2 The use of an other constant S other than 4500 in tw tests Test1:10 days 2 3 4 5 6 7 PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC TRF No.
a 1 U. IEC61558_2_16A . T211-0255/12 Verdict Annex U Type ref. Rated PRI-Voltage Rated SEC-Voltage Material of Winding Material of bobbin Material of resin Material of potting Material of foil Components removed for test tw S Objective test duration (days) Theoretical test temperature Sample Winding Start – Rk After 4 h – Rw After 4 h – winding temperature After 4 h .2 The use of an other constant S other than 4500 in tw tests Test2:120 days 2 3 4 5 6 7 PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC PRI SEC TRF No.5.oven temperature After 24 h – Rw After 24 h – winding temperature After 24 h .Page 63 of 106 IEC 61558-2-16 Clause Requirement + Test Result .oven temperature Final test period (days) Output voltage (11.Remark Report No.1) under load Insulating resistance High voltage test (35% of the values in Table 8.
2 BB.2 MARKING AND OTHER INFORMATION Marking for transformers IP00 or for associated transformers: type and trademark.11 8. ambient temperature Frame or core terminal Protective earth IP number Earth (ground for functional earth) For indoor use only tw5 YYY IPXX F ta 3 3N cosϕ V A (mA) VA or (VAR) W Hz PRI SEC d.8. IEC61558_2_16A . instruction sheets Correct symbols: Volts Amperes Volt amperes (or volt-amperes reactive for reactors) Watts Hertz Input Output Direct current Neutral Single-phase a.Remark Report No.8 BB.11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No. (DC) or N BB. Three-phase a.c.Page 64 of 106 IEC 61558-2-16 Clause Requirement + Test Result . Three-phase and neutral a.c.c.8. N/A N/A N/A N/A 8.c. T211-0255/12 Verdict AA Annex AA Partial discharge (PD) test N/A N/A BB Annex BB Particular requirements for associated transformers for switch mode power supplies with internal frequencies > 500 Hz See separate test report-form for these Annex. Power factor Class II construction Class III construction Fuse-link Rated max.
2 BB. Three-phase and neutral a.11 8. instruction sheets Correct symbols: Volts Amperes Volt amperes (or volt-amperes reactive for reactors) Watts Hertz Input Output Direct current Neutral Single-phase a.8.2 Marking for transformers IP00 or for associated transformers: type and trademark.c. ambient temperature Frame or core terminal Protective earth IP number Earth (ground for functional earth) For indoor use only tw5 YYY tw10 YYY twx YYY IPXX F ta 3 3N cosϕ V A (mA) VA or (VAR) W Hz PRI SEC d.c. IEC61558_2_16A . Power factor Class II construction Class III construction Fuse-link Rated max.Remark Report No. T211-0255/12 Verdict tw10 YYY twx YYY Additional Symbols (IEC 61558-2-16:09) SMPS incorporating a Fail-safe separating transformer BB.11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No.c.Page 65 of 106 IEC 61558-2-16 Clause Requirement + Test Result . (DC) or N N/A N/A N/A N/A or 8.c.8. Three-phase a.
2 Marking for transformers IP00 or for associated transformers: type and trademark.c. (DC) or N N/A N/A or 8.11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A or TRF No.c.11 8. instruction sheets Correct symbols: Volts Amperes Volt amperes (or volt-amperes reactive for reactors) Watts Hertz Input Output Direct current Neutral Single-phase a.8.Remark Report No.c. ambient temperature Frame or core terminal Protective earth IP number Earth (ground for functional earth) For indoor use only tw5 YYY tw10 YYY twx YYY Additional Symbols (IEC 61558-2-16:09) SMPS incorporating a Fail-safe separating transformer IPXX F ta 3 3N cosϕ V A (mA) VA or (VAR) W Hz PRI SEC d. IEC61558_2_16A . Three-phase a. T211-0255/12 Verdict Additional Symbols (IEC 61558-2-16:09) SMPS incorporating a Fail-safe separating transformer BB.c.8.2 BB. Three-phase and neutral a.Page 66 of 106 IEC 61558-2-16 Clause Requirement + Test Result . Power factor Class II construction Class III construction Fuse-link Rated max.
ambient temperature Frame or core terminal Protective earth IP number Earth (ground for functional earth) For indoor use only tw5 YYY tw10 YYY twx YYY Additional Symbols (IEC 61558-2-16:09) SMPS incorporating a Fail-safe separating transformer SMPS incorporating a Non-short-circuit-proof separating transformer IPXX F ta 3 3N cosϕ V A (mA) VA or (VAR) W Hz PRI SEC d.c. instruction sheets Correct symbols: Volts Amperes Volt amperes (or volt-amperes reactive for reactors) Watts Hertz Input Output Direct current Neutral Single-phase a.2 Marking for transformers IP00 or for associated transformers: type and trademark. Three-phase a. Power factor Class II construction Class III construction Fuse-link Rated max. T211-0255/12 Verdict BB.2 BB.11 8. (DC) or N 8.8.Remark Report No.c.c.11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A or N/A or TRF No. Three-phase and neutral a. IEC61558_2_16A .c.Page 67 of 106 IEC 61558-2-16 Clause Requirement + Test Result .8.
10 CHANGE OF INPUT VOLTAGE SETTING N/A BB. T211-0255/12 Verdict SMPS incorporating a Short-circuit-proof separating transformer (inherently or non-inherently) SMPS incorporating a Fail-safe isolating transformer SMPS incorporating a Non-short-circuit-proof isolating transformer N/A or N/A or N/A or N/A or N/A N/A N/A SMPS incorporating a Short-circuit-proof isolating transformer (inherently or non-inherently) SMPS incorporating a Fail-safe safety isolating transformer SMPS incorporating a Non-short-circuit-proof safety isolating transformer SMPS incorporating a Short-circuit-proof safety isolating transformer (inherently or non-inherently) SMPS (Switch mode power supply unit) N/A BB.2 HEATING Application of 14.1 BB.Remark Report No.2 BB.2.14.14 BB.13 SHORT-CIRCUIT VOLTAGE N/A BB. or system but the measured temperature does not exceed the value of Class A No classified material or system but the measured temperature exceeds the value for Class A.3 N/A N/A N/A N/A BB.9 PROTECTION AGAINST ELECTRIC SHOCK N/A BB.1 or 14.11 OUTPUT VOLTAGE AND OUTPUT CURRENT UNDER LOAD N/A BB.2.3 according to the insulation system Class of isolating system (classified materials according to IEC 60 085 and IEC 60 216) No classified material.12 NO-LOAD OUTPUT VOLTAGE (see supplementary requirements in Part 2) N/A BB.14.14. IEC61558_2_16A .3 N/A TRF No.Page 68 of 106 IEC 61558-2-16 Clause Requirement + Test Result . the live parts of the transformers are submitted to the test of 14.2.14.
14. T211-0255/12 Verdict BB.2 BB.Page 69 of 106 IEC 61558-2-16 Clause Requirement + Test Result .3.3. cl.1 and 18.3 Accelerated ageing test for undeclared class of isolating system Cycling test (10 cycles): – measuring of the no-load input current (mA) heat run (temperature in table 2) vibration test: 30 min.2 electric strength.35 mm. test voltage 35% of specified value (table VI) Transformers (50 or 60 Hz version) are tested after the dielectric strength test as follows: under no load.17 PROTECTION AGAINST HARMFUL INGRESS OF WATER AND MOISTURE N/A BB. frequency (Hz): 2 times rated frequency – – N/A N/A – N/A BB.3 BB.Remark Report No.18.2 times rated supply voltage.3.3).14. measured at the beginning of the test is ≤ 30% insulation resistance acc.2) N/A N/A N/A N/A N/A N/A N/A N/A BB. duration: 5 min. no breakdown (18. 2 min.18.18 BB.14. 10 Hz moisture treatment (48 h.15 SHORT-CIRCUIT AND OVERLOAD PROTECTION N/A BB. Upri(V):1.14.1 BB. 55 Hz.14.4 – – – Measurements and tests at the beginning and after each test: – deviation of the no-load input current. IEC61558_2_16A .3. 17.16 MECHANICAL STRENGTH N/A BB.2 INSULATION RESISTANCE AND ELECTRIC STRENGTH Insulation resistance between: – – – – – – live parts and body for basic insulation ≥ 2 MΩ live parts and body for reinforced insulation ≥ 7 MΩ input circuits and output circuits for basic insulation ≥ 2 MΩ input circuits and output circuits for double or reinforced insulation ≥ 5 MΩ each input circuit and all other input circuits connected together ≥ 2 MΩ each output circuit and all other output circuits connected together ≥ 2 MΩ N/A N/A N/A N/A N/A N/A N/A N/A TRF No. amplitude 0. frequency range: 10 Hz.
.............1..1.....2.1........ working voltage (V)................ IEC61558_2_16A . test voltage (V) ....................Remark Report No.......................... b) live parts and the body if intended to be connected to protective earth ... d) live parts and an intermediate conductive part ..1......................3 N/A N/A N/A N/A Electric strength test (1 min): no flashover or breakdown: 1) basic insulation between input circuits and output circuits..........19....19 BB.... test voltage (V) .... working voltage (V)..18.......................1 BB....... 2) Functional insulation for windings intended to be connected in series or parallel (test voltage = working voltage + 500 V) (IEC 615582-16:2009) N/A N/A N/A N/A N/A N/A N/A N/A N/A BB..........Page 70 of 106 IEC 61558-2-16 Clause Requirement + Test Result .. working voltage (V)...... c) inlet bushings and cord guards and anchorages .................. T211-0255/12 Verdict – hazardous live parts and metal parts with basic insulation (Class II transformers) ≥ 2 MΩ body and metal parts with basic insulation (Class II transformers) ≥ 5 MΩ metal foil in contact with inner and outer surfaces of enclosures ≥ 2 MΩ N/A – – BB...2 BB.... test voltage (V) ... 3) basic or supplementary insulation between: a) live parts of different polarity........2 CONSTRUCTION Separation of input and output circuits SMPS incorporating auto-transformers (IEC 61558-2-16:2009) SMPS incorporating separating transformers (IEC 61558-2-16:2009) Input and output circuits electrically separated................ e) intermediate conductive parts and body ............................. test voltage (V) .....2....... 2) double or reinforced insulation between input circuits and output circuits.1 BB.......19...19....19................1 BB................ 1) Reinforced insulation between the body and live parts............ working voltage (V).......................19.... (IEC 61558-2-16:09) The insulation between input and output winding(s) consist of basic insulation (IEC 61558-216:09) Class I SMPS N/A N/A N/A N/A N/A N/A N/A TRF No.....
Page 71 of 106 IEC 61558-2-16 Clause Requirement + Test Result - Remark
Insulation between input windings and body consist of basic insulation Insulation between output windings and body consist of basic insulation
Class II SMPS (IEC 61558-2-16:09) – – BB.19.1.2.3 Insulation between input windings and body consist of double or reinforced insulation Insulation between output windings and body consist of double or reinforced insulation
The insulation between input windings and intermediate conductive parts and the output windings and intermediate part consist of basic insulation (IEC 61558-2-16:09) For class I SMPS the insulation between input and output windings via the intermediate conductive parts consist of basic insulation (IEC 61558-2-16:09) For class II SMPS the insulation between input winding and the body and between the output windings and the body via the intermediate conductive parts consist of double or reinforced insulation (IEC 61558-2-16:09)
BB.19.1.2.4 BB.19.1.2.5
Parts of output circuits may be connected to protective earth (IEC 61558-2-16:09) No direct contact between output circuits and the body, unless: (IEC 61558-2-16:2009) – – Allowed for associated transformers by the equipment standard Clause 19.8 of part 1 is fulfilled
BB.19.1.3
SMPS incorporating isolating transformers and safety isolating transformers (IEC 61558-216:09) Input and output circuits electrically separated (IEC 61558-2-16:09) No possibility of any connection between these circuits
BB.19.1.3.1
BB.19.1.3.2
The insulation between input and output winding(s) consist of double or reinforced insulation (exception see 19.1.3.4) (IEC 61558-2-16:09) Class I SMPS not intended for connection to the mains by a plug: – Insulation between input windings and body connected to earth consist of basic insulation rated to the input voltage
Page 72 of 106 IEC 61558-2-16 Clause Requirement + Test Result - Remark
Insulation between output windings and body, connected to earth consist of basic insulation rated for the output voltage
Class I SMPS intended for connection to the mains by a plug (EN 61558-2-16:09): – Insulation between input windings and body connected to earth consist of basic insulation rated to the working voltage Insulation between output windings and body, connected to earth consist of supplementary insulation rated for the working voltage
Class II SMPS (IEC 61558-2-16:09) – Insulation between input windings and body consist of double or reinforced insulation rated to the input voltage Insulation between output windings and body consist of double or reinforced insulation, rated to the output voltage
BB.19.1.3.3
SMPS with intermediate conductive parts not connected to the body (between input/output) (EN 61558-2-16:09): For class I and class II SMPS the insulation between input and output windings, via intermediate conductive parts, consist of double or reinforced insulation, rated to the working voltage (EN 61558-2-16:09) – For class II SMPS the insulation between input winding and the body and between the output windings and the body via the intermediate conductive parts consist of double or reinforced insulation. (rated to the input voltage, for SELV circuits only basic insulation to the body)) For transformers, different from independent, the insulation between input and output windings, via intermediate conductive parts, consist of double or reinforced insulation, rated to the working voltage.
19.1.3.3.1
BB.19.1.3.3.2 Class I transformers with earthed core, and not allowed for class II equipment (EN 61558-216:09) – – Insulation from the input to the earthed core: basic insulation rated for the input voltage Insulation from the output voltage to the earthed core: basic insulation rated for the output voltage
Page 73 of 106 IEC 61558-2-16 Clause Requirement + Test Result - Remark
BB.19.1.3.3.3 Insulation between : input to intermediate conductive parts and output and intermediate parts consist of at least basic insulation (EN 61558-216:09) – If the insulation from input or output to the intermediate metal part is less than basic insulation, the part is considered to be connected to input or output.
BB.19.1.3.4
For class I SMPS, with protective screen, not connected to the mains by a plug the following conditions comply (EN 61558-2-16:09): – The insulation between input winding and protective screen consist of basic insulation (rated input voltage) The insulation between output winding and protective screen consist of basic insulation (rated output voltage) The protective screen consist of metal foil or a wire wound screen extending the full width of the windings and has no gaps or holes Where the protective screen does not cover the entire width of the input winding, additional insulation to ensure double insulation in this area, is used. If the screen is made by a foil, the turns are isolated, overlap at least 3 mm The cross-section of the screen and the lead out wire is at least corresponding to the rated current of the overload device The lead our wire is soldered or fixed to the protective screen.
Protective screening is not allowed for SMPS with plug connection to the mains (EN 61558-216:09) BB.19.1.3.5 No connection between output circuit and protective earth, except of associated transformers (allowed by equipment standard) or 19.8 is fulfilled (EN 61558-2-16:09) No connection between output circuit and body, except of associated transformers (allowed by equipment standard) (EN 61558-2-16:09) The distance between input and output terminals for the connection of external wiring is ≥ 25 mm Portable SMPS having an rated output < 630 VA (EN 61558-2-16:09) No connection between input and output circuit, except of associated transformers (allowed by equipment standard) (EN 61558-2-16:09)
BB.19.1.3.6
BB.19.1.3.7 BB.19.1.3.8 BB.19.1.3.9
Remark Report No. etc. and one additional layer without serration in case of cheek less bobbins the end turns of each layer shall be prevented from being displaced BB.19.25 Where the wire is wound: – – – upon metal or ferrite cores upon enamelled wire under enamelled wire TRF No.10 Protective screening is not allowed for SMPS with plug connection to the mains (EN 61558-216:09) Handles.12.1. levers.3 Insulated windings wires: – to all types of transformers for basic or supplementary insulation taken separately N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A a) Winding wire with basic or supplementary insulation: – – comply with Annex K the insulation of the conductor: two layers b) Winding wire with double or reinforced insulation: – – – comply with Annex K the insulation of the insulated winding wire: three layers dielectric strength test with the values according 18.19.11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A BB.: – – – insulating material supplementary insulation covering separated from shafts or fixing by supplementary insulation N/A BB. IEC61558_2_16A .2 Serrated tape: – – – – distance through insulation according to table 13 one additional layer of serrated tape.19.Page 74 of 106 IEC 61558-2-16 Clause Requirement + Test Result .12.19.19.3.12.12 BB.1 Windings construction Undue displacement in all types of transformers not allowed: – – – of input or output windings or turns thereof of internal wiring or wires for external connection of parts of windings or of internal wiring in case of rupture or loosening BB.3 multiplied by 1.19. T211-0255/12 Verdict BB. knobs.
23 TERMINALS FOR EXTERNAL CONDUCTORS N/A BB.3 for windings giving double or reinforced insulation For windings providing reinforced insulation the values in table 13.26.1 and table D1.26.2.26. T211-0255/12 Verdict An additional insulation with a dti of supplementary insulation provided between insulated an enamelled wires 100 % Routine test according to Annex K.Remark Report No.1 CREEPAGE DISTANCES AND CLEARANCES See 26.101 Creepage distances (cr) and clearances (cr) Windings covered with adhesive tape – – – the values of pollution degree 1 are fulfilled all isolating material are classified acc. to IEC 60085 and IEC 60216 test A of 26.26.2. IEC61558_2_16A .26 BB. to IEC 60085 and IEC 60216 values of pollution degree 1 are not applicable BB.2 Uncemented insulating parts pollution degree P2 or P3 – – all isolating material are classified acc.2. table C.Page 75 of 106 IEC 61558-2-16 Clause Requirement + Test Result .24 PROVISION FOR PROTECTIVE EARTHING N/A BB. are not required N/A N/A N/A BB.21 BB.3 Cemented insulating parts – – – all isolating materials are classified acc.25 SCREWS AND CONNECTIONS N/A BB. box 2) c).1 BB.2.2 BB.22 INTERNAL WIRING SUPPLY CONNECTION AND EXTERNAL FLEXIBLE CABLES AND CORDS N/A N/A BB.26. to IEC 60085 and IEC 60216 values of distance through insulation (dti) are fulfilled creepage distances and clearances are not required TRF No.3 is fulfilled N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A BB.20 COMPONENTS N/A BB.
2.3 multiplied by the factor 1.1.(see appended table) insulated wires.Remark Report No.25 immediately at the end of the last cycle with high temperature The three spacemen pass the Impulse dielectric test according to 4.25 One of the three specimens is subjected to the relevant dielectric strength test of 18.2 / 50 µs waveform) – see Annex R of IEC 61558-1 N/A N/A N/A N/A N/A TRF No. by impregnation or potting – – The requirements of reduced values as stated for pollution degree 1 (P1) are fulfilled all isolating materials are classified acc.2. Two of the three specimens are subjected to: – – – the relevant humidity treatment according to 17.4.1. T211-0255/12 Verdict – test A of this sub clause is fulfilled N/A N/A N/A N/A N/A Test A – – – thermal class working voltage Test with three specially specimens.Page 76 of 106 IEC 61558-2-16 Clause Requirement + Test Result . to IEC 60085 and IEC 60216 N/A N/A N/A N/A N/A N/A N/A N/A Test B – – – thermal class working voltage Test with three specially specimens. without impregnation or potting Two of the three specimens are subjected to: – – – the relevant humidity treatment according to 17.1.1. The dielectric strength test is applied directly to the joint.35 One of the three specimens is subjected to the relevant dielectric strength test of 18.35 immediately at the end of the last cycle with high temperature N/A N/A N/A N/A Impulse dielectric test according to 4.2 (48 h) the relevant dielectric strength test of 18.2 / 50 µs waveform) – see Annex R of IEC 61558-1 BB.3 multiplied with factor 1.2 (48 h) the relevant dielectric strength test of 18.1 of IEC 60 6641 (1.26.2.1 Enclosed parts. with un. IEC61558_2_16A .3 multiplied with factor 1.3 multiplied by the factor 1.26. potted (see appended table) or impregnated.2.1 of IEC 60 664-1 (1.4 BB.
35 immediately at the end of the last cycle with high temperature The three spacemen pass the Impulse dielectric test according to 4.4.3 multiplied by the factor 1.3.1 mm N/A N/A N/A N/A N/A N/A N/A N/A – – N/A N/A TRF No.3 multiplied with factor 1. and D1 – boxes 2b. (P1 values are not required) all isolating materials are classified acc.2.1 Reduced values of the thickness of insulation for supplementary or reinforced insulation are allowed if the following conditions are fulfilled: – – – the isolating materials are classified acc.35 One of the three specimens is subjected to the relevant dielectric strength test of 18.1.26.2 (48 h) the relevant dielectric strength test of 18.3 BB.1 of IEC 60 6641 (1. IEC61558_2_16A .3 is fulfilled If both requirements are fulfilled. to IEC 60085 and IEC 60216 N/A – N/A N/A N/A N/A (see appended table) N/A N/A N/A N/A N/A N/A Test C – – – – thermal class working voltage Test with three specimens.2 mm Minimum thickness of supplementary insulation >0.3 Distance through insulation For double or reinforced insulation.2 / 50 µs waveform) – see Annex R of IEC 61558-1 BB. potted or impregnated.1. the required values of Tables 13. C1. T211-0255/12 Verdict BB. (finished components) Neither cracks.2.26.2 – The requirements of distance through insulation (dti) are fulfilled.26.Page 77 of 106 IEC 61558-2-16 Clause Requirement + Test Result . 2c and 7 are fulfilled The insulation fulfil the material classification according IEC 60085 or 60216 or the test of 14. to IEC 60085 and IEC 60216 the test of 14.4 Minimum thickness of reinforced insulation >0. the required values for solid insulation can be multiplied by 0. nor voids in the insulating compounds Two of the three specimens are subjected to: – – – the relevant humidity treatment according to 17.Remark Report No.
3 is fulfilled on each layer with 50 N The required values for d.1) are used for insulation in thin sheet form as follows: – – – BB.t. N/A N/A N/A – – N/A N/A – If the layers are separated (alternative: – – The requirement of 3 layers is fulfilled If serrated tape is used.26. 1 additional layer (serrated) and one additional layer without serration is required The mandrel test according 26.1 – marked by index ”e” are fulfilled.Remark Report No.3 rated output > 100 VA values in square brackets apply rated output ≥ 25 VA ≤ 100 VA 2/3 of the value in square brackets apply rated output < 25 VA 1/3 of the value in square brackets apply N/A N/A N/A N/A N/A N/A Mandrel test of insulation in thin sheet form (specimen 0f 70 mm width are necessary): TRF No.3.1 and D.3. IEC61558_2_16A .1 – marked by index ”e” are fulfilled. T211-0255/12 Verdict BB. N/A N/A N/A – – N/A N/A Test according to 14. of Tables 13.1 and D.t.1 – marked by index ”e” are fulfilled.3 is fulfilled on 2/3 of the layers with 100 N The required values for d. N/A N/A N/A N/A N/A – If the layers are separated: – – The requirement of 2 layers is fulfilled If serrated tape is used. C.26.2 Insulation in thin sheet form – If the layers are non separable (glued together): – – – The requirement of 3 layers is fulfilled The mandrel test according 26.i.3. 1 additional layer (serrated) and one additional layer without serration is required The mandrel test according 26. of Tables 13.1 and D.3.3 is fulfilled with 150 N The required values for d. C. of Tables 13.1/D.Page 78 of 106 IEC 61558-2-16 Clause Requirement + Test Result .3.3 and if the isolating materials are classified acc.t.i. C.i. to IEC 60085 and IEC 60216 no distances through insulation are required for insulation in thin sheet form The figures within square brackets in box 2 and 7 of table 13 (C.
.......25 whatever is the greater................ material group II (part 1) table D...........26... N/A N/A N/A – If the layers are separable and 2/3 of at least 3 layers fulfil the test.. material group IIIa (part 1) table C.............................0 kV or the test voltage of 18....Page 79 of 106 IEC 61558-2-16 Clause Requirement + Test Result ..25 whatever is the greater.101 Creepage distances.. IEC61558_2_16A ........0 kV or the test voltage of 18..... material group I (part 1) working voltage rated supply frequency 50/60 Hz rated internal frequency 1........... specified values according to (EN 61558-2-16:09): – – – – – – table 13... – – pull force of 100 N high voltage test of 5........... Insulation between input and output circuits (basic insulation): a) measured values ≥ specified values (mm) .3 multiplied by 1... N/A N/A N/A – If the layers are separable 1 of at least 2 layers fulfil the test: – – pull force of 50 N high voltage test of 5...3 multiplied by 1........... no breakdown.. N/A N/A N/A BB......... b) measured values ≥ specified values (mm) .. 2...Remark Report No. no breakdown........................ no breakdowns...... Insulation between input and output circuits (double or reinforced insulation): a) measured values ≥ specified values (mm) .... c) measured values ≥ specified values (mm) . N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No... T211-0255/12 Verdict – If the layers are non separable – at least 3 layers glued together fulfil the test: – – pull force of 150 N high voltage test of 5....25 whatever is the greater...... No flashover....... No flashover...... No flashover.... clearances and distances through insulation......................0 kV or the test voltage of 18......3 multiplied by 1.
......................................... BB....................................... e) measured values ≥ specified values (mm) ..................26.103 Clearance (EN 61558-2-16:09) a..... 4............ Distance through insulation: a) measured values ≥ specified values (mm) ....................... T211-0255/12 Verdict 3..........................) Clearance for frequency > 30 kHz according figure 101 two determinations are necessary: – determination based on peak working voltage according Table 104 : N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No............................... 7................... Reinforced or double insulation: measured values ≥ specified values (mm) ..... 5.......26............... c) measured values ≥ specified values (mm) ......... b) measured values ≥ specified values (mm) .......Page 80 of 106 IEC 61558-2-16 Clause Requirement + Test Result ..........Remark Report No...................................................................... d) measured values ≥ specified values (mm) . b) measured values ≥ specified values (mm) .................................................................................................................................. Insulation between terminals for external connection: a) measured values ≥ specified values (mm) ................................................................ IEC61558_2_16A ............................................. Basic or supplementary insulation: a) measured values ≥ specified values (mm) ............. c) measured values ≥ specified values (mm) . c) measured values ≥ specified values (mm) ............. 6...... Insulation between adjacent output circuits: measured values ≥ specified values (mm) ........................ b) measured values ≥ specified values (mm) ............ Insulation between adjacent input circuits: measured values ≥ specified values (mm) ......................102 Values of IEC 61558-2-16 applicable for frequency up to 3 MHz (EN 61558-2-16:09) For frequency above 3 MHz clause 7 of IEC 60664-4 is applicable (high frequency testing) BB...................................................
BB. 103 and 104 are peak voltages including µsec peaks EN 61558-2-16:09) The working voltage according to Table 13 of part 1 are r. working voltage according Tables 13.s. working voltage according Tables 13.26. C1 and D1 (see clause 26.s. b. working voltage according Tables 13.s. T211-0255/12 Verdict Peak working voltage Basic insulation: required / measured Double or reinforced insulation: required / measured value – and alternative if applicable for approximately homogeneous field according to Table 102 Peak working voltage Basic insulation: required / measured Double or reinforced insulation: required / measured value – determination based on measured r.m.Remark Report No.m.101) The minimum clearance is the greater of the two values.26.104 The working voltages of Table 102. C1 and D1 (see clause 26.101) The minimum clearance is the greater of the two values. C1 and D1 (see clause 26.105 Creepage distances Two determinations of creepage distances are necessary (see Figure 102) – determination based on measured peak working voltage according Tables 105 to 110 Peak working voltage Pollution degree Basic or supplementary insulation: required / measured Double or reinforced insulation: required / measured value – determination based on measured r.) Clearance for frequency < 30 kHz according figure 101 two determinations are necessary: – determination based on peak working voltage with recurring peak voltages according Table 103 : determination based on measured r. voltages BB.m.s.Page 81 of 106 IEC 61558-2-16 Clause Requirement + Test Result .m. IEC61558_2_16A .101) N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A – N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TRF No.
frequency is < 10 MHz – the field strength approximately comply with Figure 103 – no voids or gaps are present in between the solid insulation For thick layers d1 > 0.Page 82 of 106 IEC 61558-2-16 Clause Requirement + Test Result .27 RESISTANCE TO HEAT.106 Distance through insulation (EN 61558-2-16:09) Instead of partial discharge with high frequency voltage the test of the distance and the calculation of the electric field is applicable under the following conditions: – the max. C.Remark Report No. T211-0255/12 Verdict If the values based on table 105 to 110 are lower than the relevant values in Tables 13.1 or D. IEC61558_2_16A .1.75 the peak value of the field strength is < 2 kV/mm For thin layers d2 < 30 µm the peak value of the field strength is < 10 kV/mm For d1 > d > d2 equation (1) is used for calculation the field strength N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A BB. the higher values shall be applicable BB.26. FIRE AND TRACKING N/A TRF No.
.3.3. REQUIREMENTS FOR MANUALLY OPERATED SWITCHES WHICH ARE PARTS OF THE TRANSFORMER N/A BB.H ANNEX H..5 kV TRF No..E ANNEX E ..1 and 4.K. : N/A N/A N/A N/A N/A N/A N/A BB..K.1 Conformance test Test 13 of IEC 60 851-5 nominal conductor diameter ≥ 0.. IEC61558_2_16A . T211-0255/12 Verdict BB. of IEC 60695-2-11 apply.4. ≤ 2.1 BB.F ANNEX F.. test as specified under 5. of IEC 60695-211apply. ELECTRONIC CIRCUITS (IEC 61558-1) N/A BB.Page 83 of 106 IEC 61558-2-16 Annex BB Clause Requirement + Test Result ..2.2 of IEC 60 851-5 Nominal conductor diameter > 0.K BB.1... INSULATED WINDING WIRES FOR USE AS MULTIPLE LAYER INSULATION Wire construction: – – – insulated winding wire with min.. GLOW WIRE TEST The test is required according to IEC 60695-2-10 and IEC 60695-2-11 with the following additions: N/A N/A N/A N/A BB. test as specified in 4.2 of IEC 60 851-5 High voltage test immediately after the above specified tests: – – test voltage for two layers 3 kV test voltage for three layers 5.1 ANNEX K.1 mm.5 mm.. two layers for basic or supplementary insulation insulated winding wire with min..E3 Clause 6. ”Conditioning”. The tip of the glow wire is applied to the flat side of the surface.2 Adherence and flexibility.4. preconditioning is required Clause 10...K..2 BB. ”Test Procedure”. BB.4 of IEC 60 851-3 – – – high voltage test immediately after this test test voltage for two layers 3 kV test voltage for three layers 5.018 mm ≤ 0.1 mm.K..2 of IEC 60 851-5 Nominal conductor diameter < 2.2.. three layers for reinforced insulation winding insulation material ..3 of IEC 61558-1 Clause 8.Remark Report No.E2 BB..1 and 4.5 mm.1 and 4.E.......5 kV N/A N/A N/A N/A N/A N/A N/A N/A N/A BB..2... test as specified in 4.. ”Severities” of IEC 6095-2-11.. apply with the temperature stated in 27.2. test as specified in 4.
5. 68 h at the temperature acc. 7. Cl. test 11 of IEC 60851-3 N/A BB. without potting or impregnation N/A cycles with 2 x working voltage between pri / sec 1.2.6. 2. 9. high voltage test immediately after this test 2.Remark Report No.K. test as specified under test 13 of 4.4 Retention of dielectric strength after bending.2. SYMBOLS TO BE USED FOR THERMAL CUT-OUTS N/A N/A BB.1 c) of IEC 60 851-5 1. 4. 14 (min.K. 3.5 kV N/A N/A N/A N/A BB.3 Heat shock. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C TRF No.K.5 kV N/A N/A N/A N/A N/A BB. 8. test voltage for three layers 5. IEC61558_2_16A .Page 84 of 106 IEC 61558-2-16 Annex BB Clause Requirement + Test Result .2 of IEC 60 851-6: – – – high voltage test immediately after this test test voltage for two layers 3 kV test voltage for three layers 5. test voltage for two layers 3 kV 3. test as specified under 3.1 or 3.2 TEST A TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three special prepared specimens with uninsulated wires.U V ANNEX U – INFORMATIVE – OPTIONAL TW – MARKING FOR TRANSFORMERS ANNEX V. 6. 10.5 Resistance to abrasion.2.26. T211-0255/12 Verdict BB.
3. 2. 10. 2.Page 85 of 106 IEC 61558-2-16 Annex BB Clause Requirement + Test Result . 6. 4. 9. 14 (min. Cl. 5. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C TRF No. IEC61558_2_16A . 14 (min. 68 h at the temperature acc. 68 h at the temperature acc. 7. 5. 8.Remark Report No.26.2 TEST B TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three specially prepared specimens with potting or impregnation (P1) N/A cycles with 2 x working voltage between pri / sec 1. 7. 85 °C) 1 hour 25 °C 2 hour 0 °C 1 hour 25 °C BB. 3. Cl. 4. 6. T211-0255/12 Verdict BB.26.2 TEST C TABLE: CREEPAGE DISTANCES AND CLEARANCES AND DISTANCES THROUGH INSULATION Test with three specially prepared specimens with potting (only dti is required) N/A cycles with 2 x working voltage between pri / sec 1. 8. 9. 10.
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