Source: https://www.scribd.com/document/348108823/BS-EN-50085-2-1-2006
Timestamp: 2018-10-22 07:50:13
Document Index: 171314370

Matched Legal Cases: ['art 2', 'art 35', 'art 2', 'art 1', 'art 2', 'art 2', 'art 1', 'art 2', 'art 1', 'art 2', 'art 1', 'art 1', 'art 1', 'art 2', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1', 'art 1']

BS EN 50085-2-1-2006 | Cable | Engineering
En 50073 (Ed. 1999) - Gas Detection Systems Selection Guide, Use & Maintenance
50085-2-1:2006
and cable ducting
systems for electrical
Part 2-1: Cable trunking systems and
cable ducting systems intended for
mounting on walls and ceilings
The European Standard EN 50085-2-1:2006 has the status of a
This British Standard is the UK implementation of EN 50085-2-1:2006.
Together with BS EN 50085-1:2005 it partially supersedes BS 4678-1:1971,
PEL/213, Cable management.
published under the authority Amd. No. Date Comments
on 30 November 2006 17253 31 August 2007 Addition of supersession details
ISBN 978 0 580 59309 3
the Netherlands. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. French. Romania.EUROPEAN STANDARD EN 50085-2-1 NORME EUROPÉENNE EUROPÄISCHE NORM October 2006 ICS 29. A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Italy. Finland. Malta. CENELEC European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europäisches Komitee für Elektrotechnische Normung Central Secretariat: rue de Stassart 35. Lithuania. Sweden. Ireland. B . German). CENELEC members are the national electrotechnical committees of Austria. Slovakia. Portugal. Norway. EN 50085-2-1:2006 E . Latvia. Estonia. Ref.120. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Greece. Poland. France. Denmark. Iceland. Belgium.1050 Brussels © 2006 CENELEC . Switzerland and the United Kingdom. Spain. Hungary. Germany. Cyprus.10 English version Cable trunking systems and cable ducting systems for electrical installations Part 2-1: Cable trunking systems and cable ducting systems intended for mounting on walls and ceilings Systèmes de goulottes et systèmes Elektroinstallationskanalsysteme de conduits-profilés pour installations für elektrische Installationen électriques Teil 2-1: Besondere Anforderungen Partie 2-1: Systèmes de goulottes et für Elektroinstallationskanalsysteme systèmes de conduits-profilés prévus pour für Wand und Decke être montés sur les murs et les plafonds This European Standard was approved by CENELEC on 2006-10-01. the Czech Republic. This European Standard exists in three official versions (English. Slovenia. No. Luxembourg.
Cable trunking and cable ducting systems for electrical installations – Part 1: General requirements. . This Part 2 is to be used in conjunction with EN 50085-1:2005. Where this Part 2 states “addition” or “replacement”. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50085-2-1 on 2006-10-01. This standard is supported by separate standards to which references are made. It relates to the Council Directives on the approximation of laws. Where a particular clause or subclause of Part 1 is not mentioned in this Part 2. The following dates were fixed: – latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2007-10-01 – latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2009-10-01 This standard is a system standard for cable management products used for electro-technical purposes. Subclauses and figures which are additional to those in Part 1 are numbered starting from 101.EN 50085-2-1:2006 –2– Foreword This European Standard was prepared by the Technical Committee CENELEC TC 213. regulations and administrative provisions of the Member States relating to Low Voltage Directive (73/23/EEC) through consideration of the essential requirements of this directive. This Part 2 supplements or modifies the corresponding clauses of Part 1. Cable management. the relevant text of Part 1 is to be adapted accordingly. that clause or subclause of Part 1 applies as far as is reasonable.
........... 14 15 Electromagnetic compatibility ....................................................................................Arrangement for cable support test according to 10.............. 21 Figure 108 ...........................................................................................Example of arrangement for CDS compression test ...........................................................................2..................... 24 Annex C (normative) .......2 ..........3 ...................................................................................................................................7 10 Mechanical properties ........................................................................................Impact test for installation and application – Examples for arrangement ... 23 .....................................................................................................................Impact test for installation and application – Principles for arrangement ...................................................................... 22 Figure 109 ....................Arrangement for cable support test according to 10.......................................................4 4 General requirements .....................................................7 8 Dimensions........................9 11 Electrical properties ................................. 14 14 External influences .....Arrangement for cable support test according to 10..................................................................................................... –3– EN 50085-2-1:2006 Contents Page 1 Scope ........2.........................................................Arrangement for cable support test according to 10............................ 17 Figure 106 ........................................................................................................................................ 15 Figure 102 ............................................................2................................................................................................. 17 Figure 105 ..............................Arrangement for linear deflection test ............. 14 13 Fire effects ........4 2 Normative references.....4 3 Definitions .............................. 16 Figure 104 ................................. 14 Annex A (informative) Types of cable trunking systems (CTS) and cable ducting systems (CDS) .......................................................................5 6 Classification .......................................................... 24 Figure 101 .................... 16 Figure 103 ....................................5 7 Marking and documentation ................................................5 ..................................................................... 14 12 Thermal properties ....................... 18 Figure 107 ...............Types and application of CTS/CDS for wall or ceiling installation ............................................................7 9 Construction .............................................2............................................................................................................................................................................................... 24 Annex B (informative)...................................................5 5 General conditions for tests .....4 .................................................
EN 50085-2-1:2006 –4– 1 Scope Replacement: This European Standard specifies requirements and tests for cable trunking systems (CTS) and cable ducting systems (CDS) intended for the accommodation. surface mounted or mounted away from the surface using fixing devices.1. cables and possibly other electrical equipment in electrical and/or communication systems installations. This standard does not apply to conduit systems. of insulated conductors.1 Replace the note by: NOTE Different types of CTS are shown in Figure 101 and explained in Annex A.2 Replace the note by: NOTE Different types of CDS are shown in Figure 101 and explained in Annex A. installed in a flush or semi-flush state.101 type 2 CTS/CDS (Distribution CTS/CDS) CTS/CDS which provides at least the following functions: • in line junction between two trunking lengths or ducting lengths.c.c. They may be embedded. power track systems or equipment covered by other standards. The maximum voltage of these installations is 1 000 V a.Part 2-75: Tests .Part 1 General requirements which is referred to in this document as Part 1. These systems are intended for mounting on walls and/or ceilings.Determination of water absorptiveness . and 1 500 V d. • internal and external changes of direction between two trunking lengths or ducting lengths. 3. and where necessary for the electrically protective separation.1. .Cobb method (ISO 535:1991) EN ISO 536 1996 Paper and board – Determination of grammage (ISO 536:1995) 3 Definitions This clause of Part 1 is applicable except as follows: 3. cable tray systems. cable ladder systems. This standard shall be used in conjunction with EN 50085-1:2005: Cable trunking systems and cable ducting systems for electrical installations .Test Eh: Hammer tests (IEC 60068-2-75:1997) EN 20535 1994 Paper and board . Addition: 3. 2 Normative references This clause of Part 1 is applicable except as follows: Addition: EN 60068-2-75 1997 Environmental testing .
1 CDS embedded in the wall or ceiling.102 type 3 CTS/CDS (Installation CTS/CDS) distribution CTS/CDS which provides in addition apparatus mounting function 3.104 surface mounting CTS/CDS CTS/CDS which is intended for mounting on a surface 3.101. • "T" function between three trunking lengths or ducting lengths with the exception of certain systems where such a function is not required e. 6. • termination of a trunking length or a ducting length 3. –5– EN 50085-2-1:2006 • flat change of direction between two trunking lengths or ducting lengths with the exception of certain systems where such a function is not required e. 6.g.101. Bench CTS. .105 flush-mounting CTS/CDS CTS/CDS which is intended for mounting flush with the surface so that at least 90 % of the product depth is recessed below the finished surface when installed according to manufacturer’s instructions 3. 5 General conditions for tests This clause of Part 1 is applicable.2.106 semi-flush mounting CTS/CDS CTS/CDS which is intended to fit within a mounting surface so that more than 10 % of the product depth projects from the finished surface 4 General requirements This clause of Part 1 is applicable.g.2 CTS/CDS flush in the wall or ceiling.101.103 type 1 CTS/CDS CTS/CDS that cannot be defined as a type 2 CTS/CDS (Distribution CTS/CDS) or as a type 3 CTS/CDS (Installation CTS/CDS) 3. 6 Classification This clause of Part 1 is applicable except as follows: Addition: 6.1 CTS/CDS flush in the wall. skirting CTS/CDS. 6.101 According to the intended installation positions NOTE More than one classification can be declared.
3 CTS/CDS wall fixed and supported by the floor.104.3 Type 3 CTS/CDS (Installation CTS/CDS). NOTE Installation position refers to the distance between CTS/CDS and the floor.101.101.2 Type 2 CTS/CDS (Distribution CTS/CDS).104 According to resistance to compression for CDS 6.3.104.102.3 Relying on manufacturer’s instructions allowing all installation positions of the CTS/CDS but restricting the position of insulated conductors and live parts in CTS/CDS.3.2.4 CTS/CDS wall fixed and supported by a horizontal surface other than the floor.102 According to the prevention of contact between liquids and insulated conductors and live parts in case of CTS/CDS mounted in a skirting position and wet-treatment of floor 6. 6.102.3 CTS/CDS semi flush or surface mounted on the wall or ceiling.1 CDS for compression 125 N. 6. 6.101.2 Relying completely on manufacturer’s instructions restricting the installation position of the CTS/CDS.4 CTS/CDS mounted away from the wall or ceiling using fixing devices.2 CDS for compression 320 N.101.2 CTS/CDS semi flush or surface mounted on the ceiling. 6.103. 6.102.1 CTS/CDS semi flush or surface mounted on the wall.1 Not declared. 6. 6.101. . 6. 6. 6.101. 6.103.101.1 Type 1 CTS/CDS. 6.4 Relying on manufacturer’s instructions allowing all installation positions of the CTS/CDS and all positions of insulated conductors and live parts in CTS/CDS.103. 6.104.103 According to the Type 6.EN 50085-2-1:2006 –6– 6.104.104.3.102.4 CDS for compression 1 250 N. 6. 6.3 CDS for compression 750 N.3.2 CTS/CDS flush in the ceiling. 6.5 CDS for compression 4 000 N. 6. 6.
Compliance is checked by inspection.3 The manufacturer shall provide in his documentation all information necessary for the proper and safe installation and use. 2 . 9 Construction This clause of Part 1 is applicable except as follows: Addition: 9.102. 8 Dimensions This clause of Part 1 is applicable except as follows: Addition: There are no dimensions requirements. function of the system components and their assemblies. . 6. in mm .2.5.102. usable cross sectional area. linear impedance. –7– EN 50085-2-1:2006 7 Marking and documentation This clause of Part 1 is applicable except as follows: 7.3 Replacement: 7. instructions to reach the declared classification and functions of the system. These instructions shall include the recommended installation positioning for the CTS/CDS to ensure that the declared IP classification is maintained after installation. for type 1 CTS/CDS the list of functions.102 Contact between liquids and insulated conductors and live parts CTS/CDS declared according to 6. Compliance is checked by inspection.4 shall prevent liquids coming into contact with insulated conductors and live parts during wet-treatment of floor. .6.101 Assembling System components shall fit correctly. NOTE Certain system components when mounted can reduce the usable cross sectional area for cables. 9. . of trunking length or ducting length of system declared according to 6. components of the system.102. classification of the system in accordance with Clause 6. .3 or 6. . for cables of the CTS/CDS. rated voltage of CTS/CDS declared according to 6. It shall include . .2.1. . in Ω/m.
Within 5 min after the removal of the assembly from the tray. The absorbent paper has a water absorptive height longitudinal of 75 mm per 10 min according to EN 20535 and a basis weight of 250 g per m² according to EN ISO 536. NOTE 3 For easy measurement of wet area coloured water can be used. The length of the strip is such that it covers the whole length of the assembly. for example. If this lowest internal surface is horizontal. an apparatus mounting device. the length of any wet area in the strip of absorbent paper shall be shorter than 50 mm. to fulfil the various functions of the system and prepared according to the manufacturer’s instructions. or 250 mm. More than one assembly may be necessary to fulfil the various functions of the system. These provisions shall not influence absorption by the paper. whichever is the greater. After (15 ± 1) s the assembly is removed from the tray and the exterior of the assembly is immediately wiped. the length of paper can be made of more than one strip. the absorbent paper is removed. . or • manufacturer’s instructions restricting the installation position of the CTS/CDS. After careful removal of the access covers. The tolerance of L is ± 25 mm. if any. For each tested function. to a fitting. The assembly is carefully placed in a tray containing water to simulate a (10 . the strip is placed approximately on the centre line of the surface. The ends of the assembly are closed according to manufacturer’s instructions. 0/-1) mm height of water on the floor. if any. the length L of trunking length or ducting length coming out of the functional area associated with the function of the system is as long as the width W of the trunking length or ducting length. In each direction. or • manufacturer’s instructions allowing all installation positions of the CTS/CDS but restricting the position of insulated conductors and live parts in CTS/CDS. the lengths of the wet areas are measured on the centre line of the strips. NOTE 1 Functional area refers.EN 50085-2-1:2006 –8– Compliance is checked by inspection and measurement when the area intended to accommodate insulated conductors is at least 10 mm above the floor due to • design. A (5 ± 1) mm wide strip of absorbent paper is placed on the lowest internal surface of CTS/CDS intended for the accommodation of insulated conductors. An assembly is made of one or more trunking lengths or ducting lengths with the relevant system component. Provisions are made such that the absorbent paper makes contact with the lowest internal surface of CTS/CDS intended for the accommodation of insulated conductors along the whole length of the assembly. In all other cases compliance is checked by the following test carried out on an assembly or assemblies. a junction as shown in Figure 106 The assembly is fixed according to manufacturer’s instructions to an appropriate support. NOTE 2 When the tested function of the system includes a change of direction.
2 Insulated conductors or cables of 25 mm nominal cross section are placed in the sample so that approximately 50 % of the load is achieved. Table 3 of HD 383 S2 or flexible insulated conductors or cables of similar mass per meter. When 10 mm external diameter is too large. –9– EN 50085-2-1:2006 10 Mechanical properties This clause of Part 1 is applicable except as follows: 10.2 Cable support test Replacement: 10. After this period the deflection is measured at approximately the middle of the length.3.101.1 and/or 6. per metre length.3. The load is distributed between the compartments proportionally to the declared usable area. a pre-load of 10 % of the load is applied and removed after 5 min ± 30 s. . The sample is securely fixed.2. Fixing(s) are positioned at (200 ± 5) mm centres along the length of the sample. The load is applied for 120 min (+5/0) min.3. For triangular or similar cross section CTS/CDS. If the manufacturer's instructions require the use of cable retainers.3. using 10 mm external diameter flat metallic washers and metallic screws to a rigid smooth support such as a plywood board 16 mm thick.101.2 Cable support test 10.3.0 g per mm2 of the declared usable area for cables.5 mm nominal cross section are placed on top of the larger cables to achieve the total load within a tolerance of ± 5 g.5 mm nominal cross section 2 insulated conductors or cables are used. To allow for settlement of the sample. The load consists of copper insulated conductors or cables complying with class 5. The sample is subjected to an evenly distributed load of 1. Insulated conductors or cables of 2.101. The measurement apparatus is then calibrated to zero. If the dimensions of the compartment do not permit 2 2 the accommodation of 25 mm insulated conductor or cable. the test is carried out using the cable retainers and if possible symmetrically fixed along the length. Within the width of the sample the fixing is made as close as possible to each side wall. 10. No pre-load is necessary for CTS/CDS classified in accordance with 6. the sample is fixed only to the wall. a suitable smaller washer is used. 2. Non metallic and composite trunking lengths or non metallic and composite ducting lengths are tested at the maximum application temperature declared by the manufacturer according to Table 3.2 Test for wall fixed CTS/CDS This test applies to CTS/CDS declared according to 6.1 General test conditions Each test is made on one new sample of trunking length or ducting length having a length of 250 mm ± 5 mm.2. Trunking length or ducting length having a usable cross sectional area lower than or equal to 2 500 mm do not need to be tested.
The vertical deflection F shall not exceed 10 % of the external horizontal dimension X. with one separator inserted in the most unfavourable position. NOTE The most unfavourable position of the separator is generally in the middle of the width. cable retainers and the like shall remain adequately fixed so as to fulfil their intended function. removable cable separators. Access covers of CTS. following 10. 10. .1.2.2.101. 10. as shown in Figure 102b.3.3. This deflection criteria does not apply to CTS/CDS classified according to 6.1.1. The trunking length or ducting length is mounted as shown in Figure 104. with a maximum of 10 mm.2 and/or 6. The vertical deflection F is measured • for rectangular or similar cross section CTS/CDS. The vertical deflection F is measured • for rectangular or similar cross section CTS/CDS.101. The trunking length or ducting length is mounted as shown in Figure 105. cable retainers and the like shall remain adequately fixed so as to fulfil their intended function.1 and/or 6. The trunking length or ducting length is mounted as shown in Figure 103.101.3.5 Additional test for ceiling fixed CTS/CDS with removable separator This test applies to CTS/CDS provided with removable separator and declared according to 6. following 10.2. following 10.3 Additional test for wall fixed CTS/CDS with removable separator This test applies to CTS/CDS provided with removable separator and declared according to 6. The vertical deflection F shall not exceed 10 % of the external horizontal dimension X. 10. as shown in Figure 104b. • for non rectangular cross section CTS/CDS. non removable cable separators.3.2 and/or 6. • for non rectangular cross section CTS/CDS.2.101. non removable cable separators.2. Access covers of CTS.1.2. on the lower edge as shown in Figure 102a.3.101.EN 50085-2-1:2006 – 10 – The trunking length or ducting length is mounted as shown in Figure 102. cable retainers and the like shall remain adequately fixed so as to fulfil their intended function. with a maximum of 10 mm.101.101.4 Test for ceiling fixed CTS/CDS This test applies to CTS/CDS declared according to 6. following 10.2. NOTE The most unfavourable position of the separator is generally the lowest intended position.2.3.2. on the lower surface as shown in Figure 104a.3.2. Access covers of CTS.2. with one separator inserted in the most unfavourable position.
– 11 – EN 50085-2-1:2006 Access covers of CTS.2 Impact test for installation and application Addition: 10. to a fitting. for example. 10. The samples are mounted on a rigid smooth support such as a plywood board 16 mm thick. each sample is. a junction as shown in Figure 106. cable retainers and the like shall remain adequately fixed so as to fulfil their intended function. The tolerance of L is ± 25 mm.10 The impact test apparatus according to Clause 4 of EN 60068-2-75:1997 is mounted on a solid wall or structure providing sufficient support. .3 Impact test 10. Before the test non metallic system components and composite components are aged at a temperature declared according to Table 3 for (168 ± 4) h continuously. removable cable separators. When there is no such system component. an apparatus mounting device. Compliance with impact applied before 10 s provides also compliance with this test of the standard. removed from the cabinet and immediately placed in position in the impact test apparatus. whichever is the greater. 10. a system component chosen by the manufacturer is used Examples for arrangement are shown in Figure 107.103 After 2 h. More than one assembly may be necessary to fulfil the various functions of the system. the length L of trunking length or ducting length coming out of the functional area associated with the function of the system is as long as the width W of the trunking length or ducting length. if any.2.101 The test is carried out on an assembly made of one or more trunking lengths or ducting lengths with the relevant system component. it is allowed to apply the impact in a climatic chamber at a temperature declared according to Table 2 on samples placed at this temperature at least for 2 h. if necessary. with a 50 mm minimum spacing between the assembly and the edge of the support. NOTE 1 the region likely to be the weakest can be on the relevant system component but can also be on a trunking length or a ducting length. 10. NOTE 1 Functional area refers. No impact is applied within 50 mm of any open extremity of the sample. NOTE 2 Other system components may be included.3. in turn. this extremity is still considered open. NOTE 2 When another system component has been included at an extremity of the sample to prevent movements. The samples are placed in a cabinet at a temperature declared according to Table 2. These system components are the system components to terminate the trunking length or ducting length. or 250 mm.2.2. to fulfil the various functions of the system and prepared according to the manufacturer’s instructions. At (12 ± 2) s after the removal of the sample from the cabinet the hammer is allowed to fall so that an impact is applied as far as possible perpendicular to the accessible region of the sample likely to be the weakest. if any. to prevent movements.3. Instead of placing the samples in a cabinet and applying the impact at (12 ± 2) s after the removal of the sample from the cabinet. In each direction.3.3. membranes and the like. No impact is applied to knockouts.
2 The test sample is subjected to an evenly distributed load of 1.3 is carried out on the impacted samples to check that the declared degree of protection against access to hazardous parts is maintained. supports with a width of (45 ± 5) mm are used. the test of 14.101.7.4. or the degree of protection against access to hazardous parts indirectly declared by the manufacturer according 6.EN 50085-2-1:2006 – 12 – Compliance in the climatic chamber is sufficient. Compliance is checked by the following test. The load consists of copper cables complying with class 5 Table 3 of HD 383 S2 or flexible insulated conductors or cables of similar mass per meter which are placed in the sample in the following manner as shown in Figure 108.4 Linear deflection test Replacement: This test is only applicable to CTS/CDS declared according to 6. In case of doubt. If no manufacturer's instructions for the orientation of the test sample are provided. the test is carried out in the most unfavourable orientation. The declared degree of protection against access to hazardous parts is either the additional letter directly declared by the manufacturer according 6. compliance using the cabinet provides compliance with the standard.7. NOTE Any cracks in internal dividers which are not likely to impair electrical safety or use are ignored.2.1.3. The test is carried out on a test sample made of one trunking length or ducting length or two jointed trunking lengths or ducting lengths complying with the following conditions: • the length of the assembly is the maximum distance between supports (D) according to the manufacturer’s instructions increased by 200 mm + 100 mm / 0. • when the impact decreases the protective separation between compartments in such a way that the protective separation becomes ineffective (see 9. • unless otherwise specified in the manufacturer’s instructions. 10.1).3.0 g/mm per metre length of the declared usable area for cables. with a distance D between supports. 10. The test sample is placed on two parallel supports which are horizontal and level.1. In case of failure in the climatic chamber.11). . If no supports are part of the CTS/CDS.104 After the test • the assemblies shall show no cracks or similar damage visible to normal or corrected vision without magnification and • the assemblies shall remain intact such that safety is not impaired. the test sample is not fixed to the support. Electrical safety can be impaired by any of the following ways: • when the impact creates a sharp edge on a partition which may damage insulated conductors or cables (see 9. if any. the joint is positioned at mid span. If no manufacturer's instructions for the fixing to the supports are provided.
The cube is placed approximately in the middle of the length of the sample and in the most unfavourable position in the width of the sample (Figure 109). the diameter of the largest circle which is inscribed inside the sample is measured again.7. more than one position can be tested. if any. Access covers of CTS and cable separators shall remain adequately fixed so as to fulfil their intended function and safety shall not be impaired. the deflection is measured at mid span at the middle of the lower surface.101 Compression test for CDS CDS shall have adequate resistance to compression to ensure that insulated conductors or cables can be drawn in. Compliance is checked by the following test: The test is carried out on a ducting length (250 ± 5) mm long. The measurement apparatus is then calibrated to zero.3 is carried out on the test sample with the load still applied.104 with a tolerance of (+ 4 %. The declared degree of protection against access to hazardous parts is either the additional letter directly declared by the manufacturer according 6. The deflection shall not exceed 1 % of the distance between supports. the test of 14. or the degree of protection against access to hazardous parts indirectly declared by the manufacturer according 6. An uniformly increasing compression force reaching the values according to 6. – 13 – EN 50085-2-1:2006 2 Cables of 25 mm nominal cross section are placed in the samples so that approximately 50 % of the load is achieved.7. 2 Cables of 2. The difference between diameters shall be less than 10 % of initial diameter measured before the test.1.3.5) mm with an edge radius of approximately 1 mm.1. with the load still applied.5 mm nominal cross section are placed on top of the larger cables to achieve the total load within a tolerance of ± 100 g. The sample is positioned in its most unfavourable stable position on a flat and horizontal steel support. . The diameter of the largest circle which is inscribed inside the sample is measured before the test. a pre-load of 10 % of the load is applied and removed after approximately 5 min. 15 min after removal. After 1 h (0/ + 5 min). to check that the declared degree of protection against access to hazardous parts is maintained. NOTE In case of doubt on the most unfavourable stable position. The force is maintained during (60 ± 2) s then the force and the cube are removed. To allow for settlement of the sample. 10. 0) within (30 ± 3) s is applied through a steel cube of (50 ± 0. Compliance with diameter measurement made before 15 min also provides compliance with this test of the standard. In case of doubt.
.EN 50085-2-1:2006 – 14 – 11 Electrical properties This clause of Part 1 is applicable. 15 Electromagnetic compatibility This clause of Part 1 is applicable. 12 Thermal properties This clause of Part 1 is applicable. 14 External influences This clause of Part 1 is applicable. 13 Fire effects This clause of Part 1 is applicable.
– 15 – EN 50085-2-1:2006 9 10 11 7 8 15 12 13 1 2 14 3 5 4 6 Key CTS cover position NOTE An explanation of the numbers used in this figure is given in Annex A. Figure 101 .Types and application of CTS/CDS for wall or ceiling installation .
3 .2.Rectangular or similar cross Figure 103b – Non rectangular cross section CTS/CDS section CTS/CDS Figure 103 .Arrangement for cable support test according to 10.Rectangular or similar Figure 102b – Non rectangular cross section CTS/CDS cross section CTS/CDS Key X External horizontal dimension F Vertical deflection Figure 102 .EN 50085-2-1:2006 – 16 – Figure 102a .2 Figure 103a .2.Arrangement for cable support test according to 10.
Arrangement for cable support test according to 10.2.2.4 Figure 105a .Rectangular or similar cross Figure 104b .Arrangement for cable support test according to 10. – 17 – EN 50085-2-1:2006 Figure 104a .Non rectangular cross section section CTS/CDS CTS/CDS Key X External horizontal dimension F Vertical deflection Figure 104 .Rectangular or similar cross Figure 105b – Non rectangular cross section section CTS/CDS CTS/CDS Figure 105 .5 .
Example without fitting Key Functional area associated with the function of the system (T derivation in this example) W Width of the trunking length L Maximum between W and 250 mm Figure 106 .Impact test for installation and application – Principles for arrangement .Example with fitting L W W L L Figure 106b .EN 50085-2-1:2006 – 18 – L W W L L Figure 106a .
– 19 – EN 50085-2-1:2006 With fitting Without fitting Figure 107a .Arrangement for connection With fitting Without fitting Figure 107b .Arrangement for internal angle With fitting Without fitting Figure 107c .Arrangement for external angle .
Arrangement for terminating .EN 50085-2-1:2006 – 20 – With fitting Without fitting Figure 107d .Arrangement for diversion Figure 107f .Arrangement for flat angle With fitting Without fitting With fitting Figure 107e .
Impact test for installation and application – Examples for arrangement . – 21 – EN 50085-2-1:2006 With apparatus mounting device With trunking length used as apparatus mounting device With apparatus mounting device mounted at the end of the trunking length Figure 107g .Arrangement for apparatus mounting Figure 107 .
Arrangement for linear deflection test .EN 50085-2-1:2006 – 22 – Figure 108 .
– 23 – EN 50085-2-1:2006 1 2 3 4 Key 1 Steel cube 2 Inscribed circle 3 Flat steel support 4 Sample Figure 109 .Example of arrangement for CDS compression test .
.3 are not applicable. Annex B (informative) This annex of Part 1 is applicable. Annex C (normative) This annex of Part 1 is applicable.2 and A.EN 50085-2-1:2006 – 24 – Annex A (informative) Types of cable trunking systems (CTS) and cable ducting systems (CDS) This annex of Part 1 is applicable except as follows: A.
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