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e102 T&C Procedure of Electrical Installation in Gov Buildings (Hong Kong) | Switch | Electrical Resistance And Conductance
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ARCHITECTURAL SERVICES DEPARTMENT THE GOVERNMENT OF THE HONG KONG SPECIAL ADMINISTRATIVE REGION
This Testing and Commissioning (T & C) Procedure aims to lay down the minimum testing and commissioning requirements to be carried out on electrical installation in Government Buildings of the Hong Kong Special Administrative Region (HKSAR). Such requirements are applicable to both new installations upon completion and existing ones after major alteration. The present edition was developed based on its 2002 edition by the Electrical Specialist Support Group that was established under the Building Services Branch Technical Information and Research & Development Committee. With the benefit of information technology, electronic version of this new edition is to be viewed on and free for download from the Architectural Services Department (ArchSD) Internet homepage. As part of the Government’s efforts to limit paper consumption, hard copies of this T & C Procedure will not be put up for sale. The Architectural Services Department welcomes comments on its contents at anytime since the updating of this T & C Procedure is a continuous process to tie in with technological advances.
This T & C Procedure is solely compiled for use on electrical installation carried out for or on behalf of the ArchSD in Government buildings of the HKSAR. There are no representations, either expressed or implied, as to the suitability of this T & C Procedure for purposes other than that stated above. The material contained in this T & C Procedure may not be pertinent or fully cover the extent of the installation in nongovernment buildings. Users who choose to adopt this T & C Procedure for their works are responsible for making their own assessments and judgement of all information contained here. The Architectural Services Department does not accept any liability and responsibility for any special, indirect or consequential loss or damage whatsoever arising out of or in connection with the use of this T & C Procedure or reliance placed on it.
3 4.TABLE OF CONTENTS
Page 1.8 4.3.4 4.9 Inspection before Test Sequence of Tests Conductor Continuity Insulation Resistance Polarity Earth Electrode Resistance Earth Fault Loop Impedance Functions of All Devices including Protective Devices Additional Check for Installation in Hazardous Environment
2 3 3 3 4 4 4 4 5 6 7 8 8 9 9 10
Testing and Commissioning (T&C) Procedures 4.2.2.1 Preliminary Steps for Testing and Commissioning (T&C) Works Testing and Inspection during Construction Statutory Test and Inspection Functional Performance Tests Documentation and Deliverables 1 1 2 2
3.2 4.2.2.2 Lightning Protection System Circuitry Check
Table of Contents Page 1 of 5
.1 4.3.7 4.1 4.2.1 4.2.4
Functional Test of System /Equipment 4.2 4. 3. 2.4.4.3 Inspection before Test Safety Testing Requirements
EE_TCP 2007 Edition
4.2.2 3.5 4.2 Tests and Inspections during Construction Statutory Inspection and Test for Low Voltage Installations 4.3
Statutory Inspection and Test for High Voltage Installations 4.3 3.4 3.5 4.6 4.2. Introduction Objectives of the Testing and Commissioning (T&C) Works Scope of the T&C Works 3.2.1 4.
7.2 4.7 4.1 4.9 Charger and Battery Set Lighting Installation Digital Multifunction Power Meter Digital Power Analyzer Busbar Trunking System Equipment and Appliances Any Other Tests that are Considered Necessary to Meet the Design Intent Page 12 13 14 14 15 15 15
4.4.6 4.2 4.4.6.4.3 Notification of Completion Preliminary Steps for Power Energization Switch On Process
16 16 17 18 18 18 19 19 20
4.4.7.3 4.4 4.8 4.3 Visual Inspection Site Test before Connection of Incoming Supply Site Test after Connection of Incoming Supply
Power Energization 4.6.5
Assessment of Any Characteristics of Equipment Likely to have Harmful Effects Test and Inspection for Low Voltage Cubicle Switchboard 4.4.1 4.4.5 4.4.TABLE OF CONTENTS
Annex Annex I Annex II Annex III Testing and Commissioning Certificate on Electrical Installation Testing and Commissioning Progress Chart for Electrical Installation Testing and Commissioning Certificate on Low Voltage Cubicle Switchboard (LVSB) Installation Testing and Commissioning Progress Chart for Low Voltage Cubicle Switchboard (LVSB) Installation
Table of Contents Page 2 of 5
Page Annex I Testing and Commissioning Certificate on Electrical Installation Part 1 : Part 2 : Part 3 : Details of Project Declaration Items Inspected and Tested 3.1 Statutory Inspection and Test for Low Voltage (L.3.5
.7 3.5 3.1.1.4 3.7 3.8 Visual Inspection (COP Code 21A and Appendix 13) Conductor Continuity (COP Code 21B (3) and (4)) Insulation Resistance (COP Code 21B (5)) Polarity (COP Code 21B (6)) Earth Electrode Resistance (COP Code 21B (7)) Earth Fault Loop Impedance (COP Code 21B (8)) Function of All Devices including Protective Devices (COP Code 21B (9)) Additional Check for Installations in Hazardous Environment (COP Code 21B (10)) 1 1 2 2
2 12 12 12 13 13 13 14
3.V.1.6 3.4 3.1.2 3.3
Functional Test of System /Equipment 3.3.2 3.8 3.3 3.3.2.3.9 Lightning Protection System Circuitry Check Charger and Battery Set Lighting Installation Digital Multifunction Power Meter Digital Power Analyzer Busbar Trunking System Equipment and Appliances Any Other Tests that are Considered Necessary to Meet the Design Intent
20 20 20 20 21 22 23 23 24 24
3.3.6 3.5 3.1.1.1.3.4
Assessment of Any Characteristics of Equipment Likely to have Harmful Effects (COP Code 4D(3)) Comments
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3.1 3.2.V.1 3.3.3.) Installations 3.3.2
Statutory Inspection and Test for High Voltage Installations 3.1 3.2 Visual Inspection (COP Code 21C and Appendix 13) Testing of High Voltage (H.) Installations (COP Code 21D)
3.3 3.1.
4 Test for Low Voltage (L.1 4.3 4.2 4.) Installations Test for High Voltage (H.) Installations Functional Test for System /Equipment Testing Equipment 27 27 27 27 27
Annex II Testing and Commissioning Progress Chart for Electrical Installation
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.V.V.TABLE OF CONTENTS
Page Part 4 : Test Record attached to the Test Certificate 4.
1 3.1 4.4 Part 4 :
Test Record attached to the Test Certificate 4.2 3.3 Visual Inspection Site Tests Any Other Tests that are Considered Necessary to Meet the Design Intent Comments 1 1 2 2 6 7
3.4 Test Before Connection of Incoming Supply Functional Test of All Devices Test After Connection of Incoming Supply Testing Equipment
Annex IV Testing and Commissioning progress chart for Low Voltage Cubicle Switchboard Installation
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Page Annex III Testing and Commissioning Certificate on Low Voltage Cubicle Switchboard (LVSB) Installation Part 1 : Part 2 : Part 3 : Details of Project Declaration Items Inspected and Tested 3.2 4.3 4.
and To accept the T&C certificates and other supporting data. To capture and record performance data of the whole installation as the baseline for future operation and maintenance. They are so compiled to facilitate the work of Project Building Services Engineer (PBSE) and Project Building Services Inspector (PBSI) in the following aspects with respect to testing and commissioning (T&C): (i) To vet and approve the T&C procedures proposed and submitted by the Contractor. functional performance tests and the commissioning of newly completed installations and existing ones after major alteration.
The Contractor shall carry out the T & C works as detailed in this document. the General Specification shall take precedence. To witness those T&C procedures as specified. If there is any discrepancy between this procedure and the General Specification. and To verify that the performance of the installed equipment/systems meet with the specified design intent through a series of tests and adjustments.g. This procedure is also intended to lay down the minimum testing and commissioning requirements to be carried out by the Contractor on a new Low Voltage Cubicle Switchboard Installation upon completion or on an existing Low Voltage Cubicle Switchboard Installation after a major alteration involving modification of the main busbar such as upgrading.
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. for special equipment supplied and/or installed by the Contractor. Objectives of the Testing and Commissioning (T&C) Works The objectives of the T & C works are: (i) (ii) To verify proper functioning of the equipment/system after installation. e. 2. Supplementary T&C plans may be proposed by the Contractor as appropriate and agreed by PBSE. reposition and extension. The administrative requirements for T & C works are in general as specified in the latest General Specification for Electrical Installation (the General Specification) issued by the Building Services Branch of the Architectural Services Department. “Major Alteration” of an existing electrical installation means alteration involving work on any distribution board or electrical equipment having an electrical current rating exceeding 100A single phase or 60A three phases in an existing electrical installation. Introduction The procedures stated in this document cover the activities in preliminary tests and inspections.Testing and Commissioning Procedure for Electrical Installation
Testing and Inspection during Construction The purpose of these tests is to ensure that all components and systems are in a satisfactory and safe condition before start up.
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. 3. including but not limited to: (i) Electricity Ordinance. Check individual components. depending on the specific demands of individual installation. the Contractor shall ensure that the installation complies with all relevant statutory requirements and regulations. and other subsidiary legislation herein. Obtain copies of approved shop drawings and equipment schedules. e. Scope of the Testing and Commissioning (T&C) Works 3. the Contractor shall take the following steps: (a) Submit draft T&C procedures to the PBSE for approval.For the avoidance of doubt. Before carrying out any test.
3.g. Chapter 406. for proper position and settings for completeness of installation. Check inclusion of manufacturer’s typical equipment testing data or factors before T&C of particular equipment. The draft T&C procedures shall include essential procedures mentioned in this procedure plus additional T&C procedures required for specific installations as well as manufacturer’s recommendation. The T&C works shall comply with all site safety regulatory requirements currently in force. key switches. Preliminary adjustment and setting of equipment at this stage shall also be carried out at the same time to pave way for the coming functional performance tests. operating instructions and statutory
Physically inspect the installation and equipment to determine variations from designs and/or specifications.1 Preliminary Steps for Testing and Commissioning Before carrying out T&C. circuit breaker status. Obtain design drawings and specifications and to be thoroughly acquainted with the design intent. etc. control equipment. Review approved shop drawings and equipment schedules. the PBSE may require additional or substitute T & C works in regard to any elements in the installation other than those indicated in this Procedure. Check manufacturer’s requirements.
relationship with the building elements and other specific requirements as indicated in the General/Particular Specifications. 20. Part of the tests may be required to be carried out in suppliers’ premises in accordance with the provisions in the General/Particular Specification.
3. If any test cannot be completed because of circumstances that are beyond the control of the Contractor. Any performance deficiencies revealed during the functional performance tests must be evaluated to determine the cause and whether they are part of the contractual obligations. All inspection and T&C results shall be recorded by the Contractor in the appropriate test record forms. the reference of which is shown against each individual test. After completion of the necessary corrective measures. who shall then liaise with the relevant parties to resolve the situation. The specific tests required and the order of tests will vary depending on the type and size of systems. to PBSE for approval. The Contractor shall resume his testing work immediately upon the attainment of a suitable testing environment.3
The Code of Practice for the Electricity (Wiring) Regulations (COP) IEC 60364 “Electrical Installations of Building” Electricity supply rules of the relevant power supply companies
Statutory Test and Inspection The statutory test and inspection herein stated in this T&C procedure shall refer to the Regulations Nos. The Contractor may have to make temporary modifications as the test proceeds.(ii) (iii) (iv) 3.
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. interface with other installations. it shall be properly documented and reported to the PBSE. sequence of construction.5
Documentation and Deliverables The Contractor shall submit his proposed T&C procedures together with the Testing and Commissioning Progress Chart shown in Annex I to Annex IV.4
Functional Performance Tests The purpose of functional performance tests is to demonstrate that the equipment/installation can meet the functional and performance requirements as specified in the General/Particular Specifications.
3. Functional performance test should proceed from the testing of individual components to the testing of different systems in the installation. 21 and 22 of the Electricity (Wiring) Regulations under the Electricity Ordinance Chapter 406E. Sample of these forms can be found in Annex I and Annex III. where applicable. number of systems. The testing of systems may have to be carried out in stages depending on the progress of work or as proposed by the Contractor. 19. the Contractor shall repeat the tests.
Data recorded in other formats may also acceptable subject to agreement between the PBSE and the Contractor. Upon completion of all the required T&C works, the Contractor’s project engineer shall complete and sign the testing and commissioning certificate as shown in Part 1 and 2 of Annex I and/or Annex III to the effect that the agreed T&C works have been duly carried out. Functional test reports covering all measured data, data sheets, and a comprehensive summary describing the operation of the system at the time of the functional tests shall be prepared and submitted to the PBSE. Deviations in performance from the General/Particular Specifications or the design intent should be recorded, with a description and analysis included. Where required in the General/Particular Specification, the Contractor shall conduct a final evaluation of the performance of the Electrical Installation, the results of which shall be included in the commissioning report. The Contractor shall sign work completion certificate(s) and issue to the PBSE after completion of the electrical installation or any work subsequent to repair, alteration or addition to an existing installation. This should be done before the installation is energized. 4. Testing and Commissioning (T&C) Procedures 4.1 Tests and Inspections during Construction For those tests to be carried out on different systems of the installation during construction to ensure their suitability for operating at the design conditions, certificates of such tests shall be issued together with certificates of any work tests. The Contractor shall submit the details of the tests and inspection during construction to PBSE for approval on commencement of the installation work. The tests and inspection shall include, but not limited to, the followings: (a) (b) (c) Visual inspection; Earth electrode resistance; and Continuity of protective conductor.
Details of these tests shall be in accordance with relevant sections of this procedure. 4.2 Statutory Inspection and Test for Low Voltage Installations 4.2.1 Inspection before Test A visual inspection shall be made to verify that the electrical
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installation /equipment as installed is correctly selected and erected in accordance with the COP Code 21A and COP Appendix 13, and that there is no apparent damage. The visual inspection shall include a check on the following items, where appropriate: (a) Adequacy of working space, access, and maintenance facilities; Connections of conductors; Identification of conductors; Adequacy of the sizes of conductor in relation to current carrying capacity and voltage drop; Correct connections of all equipment with special attention to socket outlets, lampholders, isolators, switches, residual current devices, miniature circuit breakers, and protective conductors, Presence of fire barriers and protection against thermal effects; Methods of protection against direct contact with live parts (including measurement of distances where appropriate), i.e. protection by insulation of live parts, or protection by barriers or enclosures; Presence of appropriate devices for isolation and switching; Choice and setting of protective and indicative devices; Labelling of circuits, fuses, protective devices, switches, isolators and terminals; Selection of equipment and protective measures appropriate to adverse environmental conditions; Presence of danger and warning notices; Presence of diagrams, instructions and other similar information; Connection of single pole devices for protection or switching in phase conductors only; Method of protection against indirect contact; Prevention of mutual detrimental influence; Presence of undervoltage protective devices;
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Erection method; and Any other appropriate inspection as listed in COP Appendix 13.
Sequence of Tests The following items, where relevant, are to be tested preferably in the sequence indicated below: (a) Continuity of protective conductors, including main and supplementary equipotential bonding, Continuity of ring final circuit conductors, Insulation resistance, Polarity, Earth electrode resistance, Earth fault loop impendance, Functions of all protective devices, Functions of all items of equipment.
In the event of any test indicating failure to comply, that test and those preceding, the results of which may have been influenced by the fault indicated, shall be repeated after the fault has been rectified. 4.2.3 Conductor Continuity (a) Continuity of Protective Conductors The test shall be in accordance with COP Code 21B (3). Every protective conductor, including all conductors and any extraneous conductive parts used for equipotential bonding should be tested for continuity. The test should be made by connecting together the neutral and protective conductors at the mains position and checking between earth and neutral at every outlet by a continuity tester, which should show a reading near zero. (b) Continuity of Ring Final Circuit The test shall be in accordance with COP Code 21B (4). The ring circuit should be tested from the distribution board.
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c. it is acceptable to divide large installation into sections with groups of outlets. When measured between all conductors connected to any one phase or pole of the supply and. all conductors connected to each other phase or pole. the insulation resistance to earth should not be less than the appropriate values given in Table 21 (1) of COP. the same tests to be made between the two cables that form the neutral conductor.c. the insulation resistance shall not be lower than 1. should be adopted instead. A suitable direct current (d. For best practice. or at a relatively low valves where considered abnormal to trade’s practice.4 Insulation Resistance The test shall be in accordance with COP Code 21B (5). Care should be taken to ensure that the insulation of the equipment under test could withstand the test voltage without damage. 500V. For the sake of enhanced safety.The ends of the two cables forming the phase conductor should be separated. For best practice. the insulation resistance shall not be lower than 1. all switches and circuit breakers (including.0 mega ohm for low voltage installation under a test voltage of d. in turn. the testing methods stipulated in Part 3 of the Guidance Note 3 to BS7671.c. prior to the test. 500V.) insulation tester should be used to measure insulation resistance. 4. Otherwise. the main switch) closed and all poles or phases of the wiring electrically connected together. when the value of insulation resistance measured is near the minimum values as required in this T&C procedure. A socket outlet or appliance or luminaire incorporating a switch is regarded as one outlet. each group containing not less than 50 outlets. When measured with all fuse links in place.0 mega ohm for low voltage installation under a test voltage of d.2. The testing method in above paragraph is only applicable when the ring circuit has been inspected throughout. the concerned circuit /installation shall be re-checked to improve and re-test shall be conducted afterward. if practicable. In carrying out the test:
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. the insulation resistance should not be less than the appropriate values in Table 21(1) of COP. The term outlet in this case includes every point and every switch. To carry out this test. and between the two cables that form the protective conductor. and a continuity test should show a reading near zero between the two. to ascertain that no interconnection (multi-loops) exists on the ring circuit.
Where equipment is disconnected for the test and the equipment has exposed conductive parts require to be connected to protective conductors. where the removal of lamps and/or the disconnection of current using equipment is impracticable. electronic devices connected in the installation should be isolated or short circuited where appropriate so that they are not damaged by the test voltage.5 Polarity The test shall be in accordance with COP Code 21B (6). A test of polarity should be carried out to verify that: (a) every fuse and single-pole control and protective device is
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. and Final circuit boards and final circuits. 4. and the insulation enclosure shall be tested with an applied voltage equivalent to that specified in the appropriate Regulation and /or COP for similar factory-built equipment. all lamps should be removed and all current using equipment should be disconnected and all local switches controlling lamps or other equipment should be closed.(a)
wherever practicable.2. For Site Built Assemblies. the test should measure the insulation resistance to earth with all live conductors (including the neutral) connected together. the local switches controlling such lamps and/or equipment should be open. the insulation resistance between the exposed conductive parts and all live parts of the equipment should be measured separately and should have a minimum insulation resistance not less than 0. the insulation applied to the live parts of the assemblies for protection against direct contact shall be tested with an applied voltage equivalent to that specified in the appropriate Regulation and/ or COP for similar factory-built equipment.5 MegaOhm. Sub-main switches/switchboards and outgoing circuits with final circuits boards being isolated.
The sequence of test shall be as follows: (1) Main switch/switchboard and outgoing circuits with sub-main switches being isolated. where the circuits contain voltage sensitive devices. The supplementary insulation of Site Built Assemblies for protection against indirect contact shall be tested for degree of protection not less than IP 2X.
and wiring has been correctly connected to socket outlets and similar accessories. Before the test begins. following a general direction not exceeding 15 deviation and with separation between adjacent electrodes not less than the recommended distance by the manufacturer of the tester but in any case not less than 20 metres. it is essential to establish.connected in the phase conductor only. gives a measured earth electrode resistance of earth electrode T. The earth fault loop impedance should not exceed the requirements of COP Code 11.2. For an electrical installation having four or more earth electrodes which are installed more or less in line.
4. these electrodes can be used in turn as the auxiliary electrodes for the purpose of measuring the earth electrode resistances. (b) centre-contact bayonet and Edison-type screw lampholders to IEC 60238 in circuits having an earthed neutral conductor. which may be a metal spike driven into the ground. and a test performed. that
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4. A loop impedance tester should be connected between the phase conductor at the origin of the installation and the earth electrode with the test link open. by inspection. divided by the current flowing between T and T1. The earth fault loop impedance should be measured by a phase-earth loop tester with a scale calibrated in ohms. This impedance reading could be treated as the electrode resistance. A second auxiliary earth electrode T2. is then inserted half-way between T and T1.2. The following alternative method for measuring the earth electrode resistance may be used if the electricity supply is connected. have their outer or screwed contacts connected to that neutral conductor. A proper earth electrode resistance tester should be used to measure earth electrode resistance. An alternating current at 50 Hz of a steady value is passed between the earth electrode T and an auxiliary earth electrode T1 placed at a separation distance recommended by the manufacturer of the tester but in any case should not be less than 20 metres away.7
Earth Fault Loop Resistance The test shall be in accordance with COP Code 21B (8). and the voltage drop between T and T2.6
Earth Electrode Resistance The test shall be in accordance with COP Code 21B (7).
4. 4. Measures should be taken. and that the bonding connection to electricity supplier’s earthing facilities is disconnected.2.2.
Function of other protective devices. The in-built test button should also be tested for proper functioning. when it should trip within the time range from 130 ms to 500 ms. the device should not open. Functional Test of Residual Current Device (RCD): (a) Function of residual current devices should be checked by a residual current device tester simulating an earth fault in order to verify its effective operation. switches and indicative devices should be checked by hand operation. moulded case circuit breakers. where appropriate. When a leakage current is flowing equivalent to 100% of the rated tripping current of the RCD. the area involved should be checked to
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. One of the testing methods is specified in subparagraph (b) and (c) below. to ensure that the installation is not being used other than by person(s) carrying out the tests. switch-fuses and protective relays etc. with a leakage current flowing equivalent to 50% of the rated tripping current of the RCD. air circuit breakers.the earthing conductor and all relevant earth connections are in place. Function of all items of equipment such as isolators. such as miniature circuit breakers.8 Functions of All Devices including Protective Devices The test shall be in accordance with COP Code 21B (9). Other testing methods complying with relevant national/international standards are also acceptable. during the impedance tests especially when the earth leakage protective devices are effectively removed for the duration of the tests. The test should be made on the load side of the RCD between the phase conductor of the protected circuit and the associated circuit protective conductor. the device should open in less than 300 ms unless it is of Type S (or selective) which incorporates an intentional time delay. should be checked by hand operation as appropriate. For general purpose RCDs to IEC 61008 or RCBOs to IEC61009.9 Additional Check for Installation in Hazardous Environment The following additional check. The load should be disconnected during the test. shall be carried out for installations in hazardous environment in accordance with COP Code 21B (10): (a) Where appropriate. fused switches.
4. Equipment should be kept clean and free from accumulation of dust. key boxes etc.3. Inspection of H. and provision of padlock facilities for shutters.3 Testing Requirements Testing for High Voltage installations should be referred to relevant
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. Equipment is kept free from condensation.3. switchroom/substation.3.1 Inspection before Test The inspection shall be in accordance with COP Code 21C. All lamps. 4.5 of this procedure with additional checks on the following items where relevant: (a) provision of suitable locking facilities for every entry to an H. safety plan and implementation procedure to PBSE for approval. installations listed in section 3. The surface temperature of all equipment should be appropriate to the type of protection being provided. Before carrying out the T&C for high voltage installations. No alteration that may invalidate the conditions of protection can be used.2 Safety
Precautionary measures should be taken and the methods of tests should be such that no danger to persons or property can occur even if the circuit being tested is defective.
(c) 4. (b) All equipment should be suitably protected according to the types of protection under COP Code 15.3
Statutory Inspection and Test for High Voltage Installations 4.V.ensure ‘gas free’ condition before insulation and earth fault loop impedance test are carried out. the Contractor shall submit risk assessment. fuses and replaceable parts should be checked so that correct rating and types are being used. continuity of protective conductors especially the bonding of all exposed conductive parts.V. installations should follow those for L.V. The integrity of the type of protection provided for the equipment should not be jeopardised by the method of installation. foreign particles and deleterious substances.
Where the steel work of the structure is used as down conductor. e.4. The whole of the lightning protection system shall have a combined resistance to earth not exceeding 10 . busducts. 4. diesel tanks and inflammable stores. the continuity of the steel work shall be tested and recorded. The Contractor shall responsible to submit a full T&C plan with inspection and test details to PBSE for approval. switching of all sub-main and main distribution circuits. tee off points and earth electrodes shall be checked for tightness. 4. and that the protective device performs in accordance with the designated duty.4 Functional Test of System /Equipment 4.1 Lightning Protection System The whole lightning protection system shall be tested for continuity between air terminations and earthing terminations and the resistance shall be recorded. etc. cable feeders. underground cables. manufacturers’ recommendation. etc.g.2 Circuitry Check All circuits shall be verified through switching operation to ensure that the circuits are installed in accordance with the designated circuit.recognized standards. Each earth termination shall have a resistance to earth not exceeding the product given by 10 times the number of earth terminations to be provided. Locations of all earth electrodes and down tape routing shall be checked to be clear of any dangerous goods store. switching of the main switch / isolator to ensure the corresponding circuit is properly controlled by the main switch / isolator.4. The earth termination resistance shall be tested and recorded. to ensure the
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. The tests shall include but not be limited to the following: (a) on/off switching of the lighting circuit to ensure that the lighting circuit is installed corresponding to the lighting switch. protective device and labelling. All connections at terminations. operations and maintenance instructions. switching of the general power circuit to ensure that the circuit corresponds to the protective device such as RCD. RCBO and MCB.
fuses. indicating lamps. mains input shall be interrupted to check whether the capacity of the batteries is adequate to trip the associated air circuit breaker consecutively at least 20 times or up to twenty air circuit breakers simultaneously. the charger output on load with batteries disconnected shall be measured. In the case of switch tripping in Switchboard. the batteries shall be charged at the manual highest rate until the charging current remains constant.3
Charger and Battery Set The following inspections and tests shall be carried out after completion of the installation of the respective system and the connection of the permanent supply cable: (a) inspection of the charger for correct connection to the mains supply through a suitable rated fuse.
4. inspection of instruments. for initial set-up. ensuring all the protective devices perform properly against the designated circuit. the correct function of charger fail/mains fail/battery disconnected/boost charge/trickle charge indications as specified shall be checked. This should be less than the maximum recommended continuous charge current for the batteries. on interruption of mains input to the charger.
4.correct isolation of the connected circuit. relays and labels on battery charger.4. This should be between 110% and 115% of the normal batteries voltage and within the operating voltage limits of all connected devices. The capacity of charger is checked for capability of recharging the batteries from fully discharged to fully charged within the specified duration. (e) switching of all changeover switches to ensure the changing over sequence corresponds to the design criteria.4. whichever the greater.4
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. inspection of the batteries proper connections. the charger current on load with battery disconnected shall be measured. the proper operation of connected devices on standby batteries shall be checked. The starting and finishing time are recorded.
to demonstrate proper control function of the lighting installation. beaming angle of spot lamp and aiming angle for exterior floodlights. the Contractor shall co-ordinate with other contractors responsible for such computer control system. all luminaries shall be checked against the specified colour temperature. occupancy sensor. photocell and infra-red sensor. The aiming angle of external lighting or planter lighting shall be commissioned so as not to create glare or any obstructive light to external environment. Base on the measured illuminance results for individual areas /rooms.5
Digital Multifunction Power Meter The digital multifunction power meter shall be tested to verify the measurement.Lighting installation shall be tested in terms of its light quality and control as following: (a) Before carrying out the lighting measurement and test. Before commissioning and /or setting of lighting control devices which including but not limited to timer switch. All grouping of luminaries shall be tested by hand operation of the corresponding switches or timers. the
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. Presentation of the measurement result shall be in the form of marked up layout plan for the particular area. For lighting installation with interface connection to building management system (BMS). the lighting uniformity of the respective areas /rooms shall be evaluated in terms of minimum to average illuminance ratio and/ or any other uniformity ratio as required by the PBSE. if required. or central control and monitoring system (CCMS) or similar central computer control system. The Contractor shall submit the proposed locations and height levels for carrying out the measurement of illuminance level to PBSE for approval before commencement of measurement.4.
4. Prior to the test for every digital multifunction power meter. Illumination level of lighting installation for individual areas /rooms shall be measured to verify the light output. recording and interfacing functions as required in the General Specification. the Contractor shall submit commissioning /setting proposal to PBSE for approval.
The busbar insulation shall be tested in accordance with Clause 8.Contractor shall provide manufacturer’s calibration certificate for each meter for checking on the accuracy. to demonstrate proper functioning and interfacing of the meter.5.5. Current transformers shorting block to prevent open circuiting the current transformers shall also be tested.4.1 of IEC 60439-2. It shall be type tested in accordance with Clause 8. The Contractor shall propose simulated test method for PBSE’s approval.6 Digital Power Analyzer The testing requirement for digital power analyser shall be in accordance to section 3. Short-circuit test on the phase and neutral busbars shall be carried out in accordance with Clause 8.2 of IEC 60439-1.
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. The Contractor shall provide testing kit to verify the reading accuracy of the digital multifunction power meter. if required. busbar trunking system shall be certified by testing laboratories or organizations as stated in the COP. The test shall demonstrate that the replacement of the meter does not require the switching off of the respective switchgear.9. For installation of digital multifunction power meter with connection to building management system (BMS).3 of IEC 60439-1 to the value of shortcircuit current specified in the General Specification. the Contractor shall co-ordinate with other contractor responsible for such computer monitoring system. All test certificates shall be presented during inspection and testing. or central control and monitoring system (CCMS) or similar central computer monitoring system. The verification of short-circuit strength shall be carried out by an Independent Short Circuit Testing Organization.2. In addition to test requirement as stipulated in section 3.1. 4. The replacement mechanism of the meter shall be tested. For installation of digital multifunction power meter without external connection to building management system or CCMS.7 Busbar Trunking System In general.4. the event alarm function and waveform capture function of the digital power analyser shall also be tested.2. 4. the interface functions including digital and analogue output shall be tested by means of plugging in communication module provided by the Contractor.9.
g. quick fastening and quick releasing mechanism of the tap-off unit shall be tested.4. 4.4. etc.5 Assessment of Any Characteristics of Equipment Likely to have Harmful Effects Before carrying out the T&C. infrared scanning at connecting joints shall be carried out to check for abnormal rise in temperature at joints. shall be carried out in accordance with the relevant sections of other Building Services Branch Testing and Commissioning Procedures for other building services installations and manufacturer’s recommended testing procedures. Undervoltages. phase transposition of busbar in accordance with manufacturer’s recommendation shall be checked. Fluctuating loads. Plug-in tap-off unit of busbar trunking system shall be tested to verify proper and safe operation. 4. For installation of busbar trunking with long run. the Contractor shall conduct assessment for any characteristics of equipment likely to have harmful effects upon other electrical equipment or other services. e. After power energization of the busbar trunking system. Unbalanced loads. Those characteristics include the following: (a) (b) (c) (d) Overvoltages. or impair the supply. meters. the contractor shall submit full details of testing requirements as recommended by the relevant manufacturer to PBSE for approval. insulation resistance. earth fault loop impedance and other parameters as appropriate after installation. Positive earth connection of tap-off unit shall be checked. polarity. fans.9 Any Other Tests that are Considered Necessary to Meet the Design Intent For any other system /equipment that are not covered by this T&C Procedure. The Contractor shall submit proposal of the test methodology and propose testing points for PBSE approval prior to the test. Mechanical interlock.The busbar trunking system shall also be tested to verify its continuity.8 Equipment and Appliances Testing on electrical equipment and appliances supplied within the electrical installation. 4.
Page 16 of 21 EE_TCP 2007 Edition
Power factor. instrumentation and protection devices. the Contractor shall also refer to relevant sections of this T&C Procedure and carry out inspection /test accordingly.6 Test and Inspection for Low Voltage Cubicle Switchboard (LVSB) The following sections stipulated the additional inspection and testing requirements for LVSB installation. air circuit breakers/fuse switches. incoming/outgoing busbars and cables. hydraulic truck. High frequency oscillations. The following components shall be included: (a) (b) (c) (d) (e) (f) (g) (h) (i) (j) (k) construction of type tested assembly.1 Visual Inspection Visual inspection shall be carried out for the proper installation of the LVSB Installation in accordance with the Specification. submit an assessment report to PBSE for consideration. 4. power factor correction capacitor bank.
Page 17 of 21 EE_TCP 2007 Edition
.6. after conduct the assessment.c. portable earthing equipment. For comprehensive testing and commissioning. Direct current (d. harmonic filter. Starting currents. main busbars and droppers/risers.) feedback. 4. automatic Changeover Switch. operating handles/keys.
The Contractor shall. Harmonic currents. and Necessity for additional connection to earth.
contactors. cables. (b) Insulation Test This shall be carried out by means of a 1000V insulation tester or similar instrument. metering facilities and instruments. (c) Secondary Injection Test This shall be carried out using a. isolating switches. interlocking facilities. busbars as well as the contacts and joints
Page 18 of 21 EE_TCP 2007 Edition
. but not limited to. (e) Polarity Check for Current Transformer (C. earth leakage tripping devices. (g) Contact Resistance Test This shall be carried out by means of "Ductor" tester or similar instrument to ensure that contacts and joints for switchgears. are correctly connected.) This shall be carried out to ensure that all C. The test requirements shall be in accordance to IEC 60439-1.(l) 4. and shall check (approximately) that protection relays or devices function in accordance with their performance curves by a test at the lowest setting and two further tests of current and timing. (d) Primary Injection Test This shall be carried out to prove the correct operation of protective devices or system when set at the agreed setting.c.T. protective relays.6. all circuit breakers.2
rubber insulation mat. (f) Functional Test of All Devices This shall be carried out to ensure that all devices can operate properly as intended.
Site Test before Connection of Incoming Supply The following tests shall be carried out on site after completion of installation of the LVSB and before the connection of the incoming supply cable: (a) Dielectric Test Dielectric test shall be carried out to verify the dielectric properties of the LVSB. changeover switches.T. The equipment to be tested shall include.
1 Notification of Completion After the proper testing and commissioning of the electrical installation. spurious bare conductors remaining in switches.7. the primary injection test and temperature rise limits test can be carried out in factory due to site constraints. phase sequence test on each and every outgoing circuit. With the prior approval by the PBSE. the Contractor shall notify the appropriate Authority.e. 4. phase-to-earth voltage test. through the PBSE.
Page 19 of 21 EE_TCP 2007 Edition
. neutral-to-earth voltage test.7. earthing connections at compartments. 4. phase-to-neutral voltage test. main and sub-main switch connections i. all switches and earth electrodes. clearance of live parts from direct contact with or any likelihood of contact with tools. bolts and nuts tightness.3 Site Test After Connection of Incoming Supply The following tests shall be carried out after the incoming supply cables are connected and the “Switchboard” successfully commissioned on no load: (a) (b) (c) (d) (e) 4.2 Preliminary Steps for Power Energization The followings shall be checked before power energization: (a) busbar chambers. air circuit breakers (ACB) and switch cubicles. (h) Temperature Rise Limits Test This shall be carried out as defined in IEC 60439-1. on the completion of the installation and its readiness for inspection and testing.7 phase-to-phase voltage test.for outgoing cables and busbars are maintained in good condition.
Power Energization 4.6.
polarity, phase sequence of all switches and relevant fuse ratings; stand-by battery supply and the operation of shunt trip mechanism; settings of overcurrent, earth fault relays and current transformer (C.T.) polarity; vacuum cleaning of switches and ACBs; provision of danger and warning signs. Certified Work Completion Certificate in accordance to the requirement of COP Code 19.
Switch On Process Whenever there is any break of time e.g. the next day, in carrying out the switch on process, re-test of insulation resistance is required. The following procedures shall be followed in the switch on process: (a) switch on the main switch/ACB with all other sub-main switches off; if normal, switch on other sub-main switches one by one with all other outgoing switches off; if normal, then switch on all other out-going switches one by one; observe the disc of the overcurrent (o/c) and earth fault protection relays for any movement for IDMT relays or for digital protection relays check whether there are any fault indications; keep vigilance for about 30 minutes to see if any smell or abnormal noise being generated.
Calibrated Equipment 4.8.1 The Contractor shall supply the calibrated equipment relevant for T&C of the electrical installation as stipulated in the particular specification of the contract or the General Specification whichever appropriate. The equipment shall be calibrated by the recognized laboratories accredited with the Hong Kong Laboratory Accreditation Scheme (HKOLAS) or other worldwide-recognised laboratories during the active period of the contract. A list of equipment proposed by the contractor to be used for T&C must be agreed with the PBSE prior to T&C. All equipment requiring
Page 20 of 21 EE_TCP 2007 Edition
periodic calibration shall have this carried out before the work commences. Data sheets of such testing instrument showing manufacturer’s name, model number, latest date of calibration and correction factors shall be submitted to the PBSE for record. If any item requires re-checking the accuracy because of the time that has elapsed since the previous calibration, this shall be carried out prior to commencing the work.
Form No. PBS/SR.062
Testing and Commissioning Certificate on Electrical Installation Part 1 : Detail of Project
1.1 1.2 1.3 1.4 1.5 1.6 Project title (with location) : * P.W.P. / Project No. : * Contract/Sub-contract/Quotation No. : * Contractor/Sub-contractor : PBSE : PBSI :
2.1 I certify that the Electrical Installation as specified in the *Contract/Sub contract//Quotation at the above location has been inspected, tested and commissioned in accordance with this procedure and/or any other procedures agreed between the PBSE and the Contractor. The results are satisfactory in the aspects as mentioned in Part 3 and/or as recorded in Part 4 of this Certificate, except as indicated in the COMMENTS items. I also certify that site tests have been performed in accordance with the requirements set out in Annex I of this procedure and that the results are satisfactory. A record of the tests has been prepared and submitted to the project BSE. I also certify that the lightning protection system has been inspected and tested, in accordance with the requirements of IEC62305-1:2006. Contractor’s Signature Post : Tel. No. : ( ) Date : Post : Tel. No. : ( Signature ) Date : Post : Tel. No. : ( ) Date :
(Designation of Contractor’s Representative)
(Name and Stamp of Contractor)
This certificate must be signed by a person authorized by the Firm/Company * Delete if not applicable
Architectural Services Department BSB– Standard Form No:PBS/SR.062(2007)
Annex I Page 1 of 40
Issue Date: 17 Dec 2007 Revision Date: EE_TCP (2007 Edition)
*Yes/No/N.A.1 3.
*Yes/No/N.A. Warning notices for substations and switchrooms provided in compliance with Code 17.
*Yes/No/N. *Yes/No/N.A.
*Yes/No/N. instructions and similar information are correctly and adequately provided.A.A.
*Yes/No/N.A.A. Suitable ventilation provision provided for switch room and /or electrical facilities.A.1.
*Yes/No/N.1. A warning notice ‘DANGER—SUBSTATION.A.A.
*Yes/No/N. Entrance /exit to switch room and/or electrical facilities are free of obstruction.A.A. *Yes/No/N.A.
*Yes/No/N.
*Yes/No/N.062(2007)
Annex I Page 2 of 40
.A. No.
*Yes/No/N. Fire barriers and other measures for protection against thermal effects are properly installed. Danger notices.1 3.
*Yes/No/N. distribution boards and electrical equipment properly labelled.A.
*Yes/No/N.A.
*Yes/No/N. UNAUTHORISED ENTRY PROHIBITED’ and ‘ —— ’ provided at every entrance of switch room.
*Yes/No/N. Suitable locking facilities provided for switch room and /or electrical facilities.
*Yes/No/N. Suitable tools for withdrawal of fuses at fuse board provided. warning notices.
*Yes/No/N.A. Suitable lighting provision provided for switch room and /or electrical facilities.
*Yes/No/N.V.
*Yes/No/N.) Installation Visual Inspection (COP Code 21A and COP Appendix 13) Working Space and Facilities (a) Adequacy working space and safe access provided for switch room and /or electrical facilities.A.Annex I
Items tested / checked by Contractor Items witnessed by PBSE/PBSI
Statutory Inspection and Test for Low Voltage (L.
Tested / Checked by : (Name of Contractor’s Representative)
Post : Tel.
*Yes/No/N.A. All switchgears.A. : ( ) Date : Post : Tel.
*Yes/No/N. Warning notices for earthing and main bonding connections provided in compliance with Code 17. schematic diagrams.1.A. : ( ) Date :
Witnessed by : (Name(s) of *PBSE/PBSI)
Architectural Services Department BSB– Standard Form No:PBS/SR. No.A.
*Yes/No/N. All exposed conductive parts effectively earthed. Electrically and mechanically interlocked 4-pole changeover device(s) where standby generator set(s) is installed.A. *Yes/No/N.A. fuses.A. *Yes/No/N.2 Switchboard. *Yes/No/N.A. Items witnessed by PBSE/PBSI
Annex I Page 3 of 40
. *Yes/No/N.A. No. Warning notice displayed at main bonding connections. terminals.
*Yes/No/N. The breaking capacity of all circuit breakers /interconnection devices are able to withstand the prospective fault current. Protective relays have been correctly set and overcurrent protective devices suitably set for all circuits.A. *Yes/No/N.
*Yes/No/N.Annex I
Items tested / checked by Contractor 3.
*Yes/No/N.A. a circuit breaker or a distribution board) of the installation.A.A.1.A.A.A.e.A. All protective devices are functioned properly and correctly set. Main Switch and Circuit Breaker (a) An up-to-date notice of periodic inspection and testing provided at point of supply (i.
*Yes/No/N.A. Work done properly recorded in logbook.
*Yes/No/N.A. No. are provided with a legible and durable identification label. *Yes/No/N. switches.
*Yes/No/N.A.A. *Yes/No/N.A.A.A.A.A.A. No visible damage to impair safety. *Yes/No/N. *Yes/No/N. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.
*Yes/No/N.A.A. Earthing system effectively connected. *Yes/No/N. *Yes/No/N. a switchboard.
*Yes/No/N.A. : ( ) Date : Post : Tel. etc. Circuits. All accessible live parts screened with insulating plate or earthed metal. *Yes/No/N. Suitable interlock scheme provided to prevent parallel operation of two or more sources of supply and 4-pole incoming and interconnecting circuit breakers provided for supply to be taken from more than one source and is interconnected.
*Yes/No/N.1.
*Yes/No/N. An up-to-date schematic diagram displayed.
A. Phase barriers for 3-phase distribution board provided.
*Yes/No/N.A.A. Circuits connected to MCB or fuse in accordance with the schematic diagram. Single-pole devices for protection or switching connected in phase conductors only. *Yes/No/N.
*Yes/No/N. *Yes/No/N.A. A means of isolation provided for every circuit.A.Annex I
Items tested / checked by Contractor (o) Protective type current transformers are used for protective relays. Items witnessed by PBSE/PBSI *Yes/No/N.062(2007)
Annex I Page 4 of 40
. *Yes/No/N. Distribution boards securely mounted on suitable supports. *Yes/No/N. Suitable cable terminations provided.
*Yes/No/N. *Yes/No/N.
*Yes/No/N.A.A. No.A. The breaking capacity of MCB is comply with COP Code 9.
*Yes/No/N.A.A. *Yes/No/N. Cable conductors of correct phases connected.1.
*Yes/No/N. *Yes/No/N.A. No. Operation of circuit breakers and main switches checked.A.1. Fuses/MCB’s matching the lowest rated conductor in the circuit.A.
*Yes/No/N. : ( ) Date : Post : Tel.A.A. Control. A notice of periodic testing provided at or near the main distribution board incorporating a residual current device. where necessary.A.A.A.A.A.A.A.A. *Yes/No/N. *Yes/No/N.A.
Post : Tel. *Yes/No/N.A.A. No undersized conductor used between the main busbar and fuse/MCB’s. *Yes/No/N. Suitable tools for withdrawal of fuses at a fuse board provided.A.
*Yes/No/N.A. *Yes/No/N.
*Yes/No/N.A.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. *Yes/No/N. A suitable switch provided to control each distribution board. indication and alarm functions checked.A. *Yes/No/N.
Distribution Board (a) A warning notice ‘DANGER’ and ‘ ’ provided on the front panel of every distribution board.
Main cables connected up with correct polarity. No.A.
*Yes/No/N. Cables and wirings (a) (b) No visible damage to impair safety. *Yes/No/N.
*Yes/No/N.A.1.A.A. accessories and equipment are found to be in good working conditions. trunking or ducting. Armoured cables properly terminated to metal casing or trunking by proper cable glands.
*Yes/No/N.A. No.4 Conductors.
Post : Tel. *Yes/No/N. All conductors are correctly and securely connected and identified. : ( ) Date : Post : Tel. Cables at distribution board or busbar terminated with cable lugs. plugs and socket outlets.A.
*Yes/No/N. flexible cords. Cables and ductings adequately supported.062(2007)
Annex I Page 5 of 40
. Items witnessed by PBSE/PBSI
*Yes/No/N.A.A.A.A.A.
*Yes/No/N. All cables.
*Yes/No/N. in relation to design currents of circuits and to the operating currents of the protective devices.A.A.
*Yes/No/N.A. are properly selected and erected. Cables passing through smoke lobby protected by enclosures of adequate fire rating.A. All live conductors and their methods of insulation. *Yes/No/N. All exposed metal parts including the armour effectively earthed.A.A.A.1.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex I
*Yes/No/N. switches.A. *Yes/No/N. *Yes/No/N.A. *Yes/No/N. Cables protected against mechanical damage and suitably supported.
*Yes/No/N. Non-sheathed cables protected by conduit.
*Yes/No/N. *Yes/No/N. Suitable cable lugs used for terminating cables. screws.
*Yes/No/N. : ( ) Date : Post : Tel.A.A. cables and ductings adequately supported.A.1.
Items tested / checked by Contractor 3.A.A. No. *Yes/No/N. The busbar trunking system is properly and correctly installed and aligned.A.A.
*Yes/No/N. for busbar supports.A. trunking or ducting.A.A. Armoured cables properly terminated to metal casing or trunking by proper cable glands.
Post : Tel.A.
*Yes/No/N. Busbar trunking systems.A. Non-sheathed cables protected by conduit.A. foreign particles and deleterious substances are accumulated on the busbar trunking system.A.A. etc. *Yes/No/N.
*Yes/No/N.A. Precaution against corrosion taking on aluminium conductor joined to copper conductor.A.A.
*Yes/No/N.A. No dust. The bolts. busbar connections have been checked for correct tightness in accordance with manufacturers’ recommendations.1.062(2007)
Annex I Page 6 of 40
.A. Items witnessed by PBSE/PBSI
*Yes/No/N. *Yes/No/N. *Yes/No/N.
*Yes/No/N. No. Fire barriers provided where the busbar trunking system passes through floor slabs or walls designated as fire barriers. lateral mains and meter boards positioned at places accessible from public area.A.5 Busbar trunking system including rising mains (a) The rising mains.A. Cables passing through smoke lobby protected by enclosures of adequate fire rating. Cutout fuses for tapping off supply fitted with insulated carriers.A. The busbar trunking system is free from condensation.
*Yes/No/N.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.A.
*Yes/No/N. nuts.A.
: ( ) Date : Post : Tel. *Yes/No/N.A.5m from floor being shuttered type complying with the prescribed requirements. Exposed insulated non-sheathed cables protected. Cables of all phases and neutral of the circuit bunched and contained in the same conduit.
*Yes/No/N.1. *Yes/No/N.A.
*Yes/No/N. Low voltage circuits segregated from extra low voltage circuits. gas tap or cooker so as to avoid danger.A.A. *Yes/No/N.
*Yes/No/N. All socket outlets connected with protective conductors and live conductors terminated at correct terminals. No socket outlet installed close to water tap. No.
Architectural Services Department BSB– Standard Form No:PBS/SR. Items witnessed by PBSE/PBSI
*Yes/No/N.A.A.A.A.A.A.A.A.A.
*Yes/No/N.A. Floor socket outlets protected with suitable cover.1. No.A.A.
*Yes/No/N. Final circuits using industrial socket outlets in compliance with Code 6F or 6G or 6H.
*Yes/No/N.A. Final circuits using 13A socket outlets in compliance with Code 6E. Radial final circuits using 5A/15A socket outlets in compliance with Code 6D.A.
*Yes/No/N. *Yes/No/N.062(2007)
Annex I Page 7 of 40
.A. Circuit protective conductor is formed by the enclosure and a separate protective conductor between the earthing terminal of socket outlet and its associated metal box provided. Socket outlets installed below 1.6 Final Circuits (a) All fuses and single pole switches connected to the phase conductors only with correct polarity.A.A. *Yes/No/N. No 2-pin sockets installed.
*Yes/No/N. Wiring for emergency lightings and fire services installation segregated from other wirings.A.
Items tested / checked by Contractor 3.A. *Yes/No/N.A.A. Wiring inside false ceiling protected by conduit/trunking or metallic sheath.
General/site lighting readily accessible to the public supplied from a safety source.A. Residual current device having a rated residual operating current not exceeding 30mA provided for all socket outlets.062(2007)
Annex I Page 8 of 40
.A. *Yes/No/N. *Yes/No/N. *Yes/No/N.A.A.A.A.
*Yes/No/N.A. General/site lighting not readily accessible to the public and not supplied from a safety source.A. Means of isolation provided for every fixed appliance.
(y) (z) (aa) (ab)
*Yes/No/N.A.Annex I
Items tested / checked by Contractor (o) Circuit protective conductor is not formed by the enclosure and a separate protective conductor to the earthing terminal of socket outlet provided.A. No fixed luminaire nor fixed heater having unguarded heating elements installed within reach of a person using the bath or shower. *Yes/No/N.A.e. Items witnessed by PBSE/PBSI *Yes/No/N.
*Yes/No/N. starters and capacitors of discharge lamps enclosed in earthed metal box(es) and suitably ventilated.A.
*Yes/No/N. All chokes. *Yes/No/N. 0. Minimum sizes of protective conductors are provided as per requirement in COP Code 11 for limitation of protective conductor impedance. No. No switches other than a switch fed from a safety source or operated by an insulation cord or rod or a push-button type of switch having an insulated button of a large surface area provided in bathrooms.A.A.A. *Yes/No/N. *Yes/No/N. *Yes/No/N. No. and protected by a 30mA residual current device or protected by an isolating transformer to BSEN 60742.
(r) (s) (t) (u)
*Yes/No/N.6m away from shower basin or bathtub).
*Yes/No/N.A.A. *Yes/No/N. *Yes/No/N.
*Yes/No/N. *Yes/No/N.A. Appliances exposed to weather being splash-proof type. Phase conductors connected to the centre contact of the Edison-type screw lamp holders. *Yes/No/N. Shaver supply unit complying with BSEN 60742 or equivalent. *Yes/No/N.
Post : Tel. being splashproof type. Luminaires.A.
*Yes/No/N. cable couplers installed outdoor.A.A. sockets and plugs.A.A. : ( ) Date : Post : Tel.A.A. Socket outlet in bathroom installed in zone 3 (i. *Yes/No/N. switches. protected by RCD having a rated residual operating current not exceeding 30mA.A.
*Yes/No/N. A warning notice ‘SAFETY ELECTRICAL CONNECTION—DO NOT REMOVE and ‘ —— ’ provided at all main earthing and bonding connections.A.
Post : Tel.A. : ( ) Date : Post : Tel.
Items tested / checked by Contractor 3. Minimum size of protective conductor used in compliance with COP Table 11(1).A.5 mm copper or 16 mm galvanised or stainless steel used.
*Yes/No/N.A. *Yes/No/N.7 Earthing and Bonding (a) Earth rod electrode(s) having a minimum diameter 12.A.A.A.A. Main equipotential bonding conductors effectively connected to main water pipes.
*Yes/No/N.A. *Yes/No/N. A test link provided at the main earthing terminal. main gas pipes.
*Yes/No/N.A. Bonding conductors of not less than 150mm2 copper equivalent used for connection to the earthing terminal of the electricity supplier’s transformer(s) or underground cable(s).A.A.A.A. Copper tape earth electrode having a cross section of not less than 25 mm x 3 mm.
*Yes/No/N.A. Items witnessed by PBSE/PBSI
*Yes/No/N. No. *Yes/No/N.
Annex I Page 9 of 40
*Yes/No/N.A. Copper links provided at joints of metallic trunking which forms part of a protective conductor.A.A. *Yes/No/N. Copper plate earth electrode not less than 3mm in thickness and having a maximum dimension of 1200mm x 1200mm No gas/water pipe used as earth electrodes.
*Yes/No/N. *Yes/No/N.A. Protective conductor up to and including 6mm2 with green and yellow insulation sheath used throughout its length.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.
*Yes/No/N. other services pipes/ducting and exposed metallic parts of structural framework.A.A.A. Separate protective conductors provided for all flexible conduits. No.A. *Yes/No/N.
*Yes/No/N.A. Test joint provided Rod electrode(s) having a minimum diameter 12. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. *Yes/No/N.A.A. disconnection.
*Yes/No/N.A.A.A.
*Yes/No/N. No.A.A.A.A. No. Copper tape electrode having a crosssection of not less than 25 mm x 3 mm. Items witnessed by PBSE/PBSI *Yes/No/N.A.A.062(2007)
Annex I Page 10 of 40
*Yes/No/N. : ( ) Date : Post : Tel.A. No evidence of corrosion likely to lead deterioration of the lightning protection system.
(q) 3.
*Yes/No/N. *Yes/No/N.A. *Yes/No/N.
*Yes/No/N. Exposed conductive parts of fixed equipment installed outside equipotential zone effectively earthed for 0. Copper plate electrode not less than 3 mm in thickness and having a maximum dimension of 1200mm x 1200mm No gas/water pipe used as earth electrodes.
*Yes/No/N.A. Effectiveness of the main equipotential bonding connection to the main earthing terminal and lightning protection system.
Post : Tel. All conductors and joints for lightning protection system are electrically and mechanically sound and correctly connected.A.A.Annex I
Items tested / checked by Contractor (m) Supplementary equipotential bonding effectively provided between exposed conductive parts and extraneous conductive parts.4 sec.1. Earthing conductors of adequate size.5 mm copper or 16 mm galvanised or stainless steel used. disconnection.A.1.8
*Yes/No/N.A. Exposed conductive parts of fixed equipment installed within equipotential zone effectively earthed for 5 sec.
Lightning Protection (a) The continuity of air termination network /down conductor /earth termination network has been checked and found satisfactory.A. Connection link to the main earthing terminal provided.
*Yes/No/N. *Yes/No/N.A.A.
Items witnessed by PBSE/PBSI
A local switch was provided to control every motor Means provided to prevent unexpected restarting of motors where such restarting might cause danger.A.A. *Yes/No/N.
*Yes/No/N. No. *Yes/No/N.1. All accessible live parts screened with insulating plate or earthed metal. *Yes/No/N.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.A. with warning notice provided.9 Motors /Transformers (a) No visible damage to impair safety.A.
*Yes/No/N. : ( ) Date : Post : Tel.A.062(2007)
Annex I Page 11 of 40
.A.A.A.A.
Items tested / checked by Contractor 3.A. *Yes/No/N.A.
*Yes/No/N. *Yes/No/N. Flexible conduits terminated with suitable brass bushes.
*Yes/No/N. Proper ventilation provided to avoid excessive temperature rise. No.A.
*Yes/No/N. Separate supply to motor heaters having its terminals screened. *Yes/No/N.A.
*Yes/No/N. All final ring circuit conductors including the protective conductors have been tested for continuity.
*Yes/No/N.2.5 3. *Yes/No/N.1. Part 4.3.
*Yes/No/N.1
*Yes/No/N.3
*Yes/No/N.A. Insulation resistance test results recorded in Annex I.1. for one minute and is not less than 5MΩ.Annex I
Items tested / checked by Contractor 3. No.4.1. The insulation resistance of electrical separation required for circuits of safety extra-low voltage equipment.A.A. The insulation resistance of equipment between the exposed conductive parts and all live parts is NOT less than 0. *Yes/No/N. *Yes/No/N.3
*Yes/No/N. Part 4.1. No.1. All wiring has been correctly connected to socket outlets and lampholders.3.A.
*Yes/No/N.A. Polarity (COP Code 21B (6)) All fuses and single-poles devices are connected in the phase conductors only. Polarity check results recorded in Annex I.2.1. : ( ) Date : Post : Tel. *Yes/No/N.1.4.A.A.A.A. The outer or screwed contacts of centre-contact bayonet and Edison screw lampholders in circuits having an earthed neutral conductor is connected to that neutral conductor.4
3.c.062(2007)
Annex I Page 12 of 40
3.1 Conductor Continuity (COP Code 21B (3) and (4)) All protective conductors including all conductors and any extraneous conductive parts used for equipotential bonding have been tested for continuity.4.A. *Yes/No/N.3 3.A.A. Insulation Resistance (COP Code 21B (5)) The insulation resistance to earth is NOT less than 1 MΩ. Part 4.
*Yes/No/N.1.3.A.A.4.2 3.2
*Yes/No/N.A.5 MΩ when tested individually and separately and if there is no appropriate requirement (COP Code 21B (5)(f)).A. Conductor continuity test results recorded in Annex I. Items witnessed by PBSE/PBSI
3. etc.4 3.
Post : Tel.1.
*Yes/No/N.A. The insulation resistance between phases /poles is NOT less than 1 MΩ.A.1.A.2.3.1.1.
*Yes/No/N.A.3 3.1. or required for protection against indirect contact is tested with a voltage of 500V d.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. *Yes/No/N.1 3.1.A.2
Functional test of all devices including protective devices had been recorded on Annex I.A.A.5 3.A. Hand operation on protective devices such as miniature circuit breakers. *Yes/No/N. a residual current of 150mA should cause the circuit breaker to open within 40ms. 50% of the rated tripping current shall not cause the residual current circuit breaker to open.1.7.Annex I
Items tested / checked by Contractor 3. *Yes/No/N.7.
3. etc.A.A.
*Yes/No/N. Items witnessed by PBSE/PBSI
3.1 Earth Electrode Resistance (COP Code 21B (7)) The resistance to earth has been measured at the position of every earth electrode and of the main earth terminal.7. *Yes/No/N.1.2
*Yes/No/N. *Yes/No/N.6.7. Where the residual current circuit breaker has a rated tripping current not exceeding 30mA and has been installed to reduce the risk associated with direct contact.A.7. *Yes/No/N. 100% of the rated tripping current shall cause the residual current circuit breaker to open within 300ms or at any delay time declared by the manufacturer of the device. Part 4. : ( ) Date : Post : Tel.A.1.4
Post : Tel. Earth fault loop impedance measurement results recorded on Annex I.
*Yes/No/N. *Yes/No/N. air circuit breakers.7. switches and indicative devices are satisfactory.1.1
*Yes/No/N.2 3. Details of earth electrode and resistance test results recorded in Annex I.
Annex I Page 13 of 40
. moulded case circuit breakers.1.6. No.A.1. Functional Testing of All Devices Including Protective Devices (COP Code 21B (9)) Simulation tests on the operation of devices for earth fault protection are satisfactory.5. fused switches.6 3.
*Yes/No/N.A. switch-fuses and protective relays. Part 4.
3.1. Hand operation on all items of equipment such as isolators.7
3.1. The results are satisfactory.
*Yes/No/N. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. Part 4. In no event should the test current be applied for a period exceeding one second.A.A.A.A. No.A.
*Yes/No/N.2
*Yes/No/N. Earth Fault Loop Impedance (COP Code 21B (8)) The earth fault loop impedance of all circuits has been found satisfactory for operation of the protective devices for earth fault protection.
*Yes/No/N.6
*Yes/No/N.1.1.1. are satisfactory.A.5.A.7
*Yes/No/N.1.1
3.A.A.7.
3.7.A.A.
3.1.A.A.
No. foreign particles and deleterious substances are accumulated on the equipment. No dust.2
3.1.8.A.
*Yes/No/N. fuses and replaceable parts of correct rating and types are used. The surface temperature of all equipment is appropriate to the type of protection provided.8. The integrity of the protection provided for the equipment is not jeopardised by the method of installation.
*Yes/No/N. No alteration that may invalidate the conditions of protection has been used. The equipment is free from condensation. Lamps. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.1.A.8 Additional Checks for Installations in Hazardous Environment (COP Code 21B (10)) The equipment is suitably protected according to the types of protection under COP Code 15.1.8.062(2007)
Annex I Page 14 of 40
.Annex I
Items tested / checked by Contractor 3. *Yes/No/N. *Yes/No/N.A. Items witnessed by PBSE/PBSI
Post : Tel.A.A.
*Yes/No/N. : ( ) Date : Post : Tel.
*Yes/No/N.1.8.A.
V. : ( ) Date : Post : Tel.A.1 Statutory Inspection and Test for High Voltage (H. Suitable tools for withdrawal of circuit breakers provided.A.V. Entrance /exit to H.A.
*Yes/No/N. Warning notices for substations and H.A. No.
*Yes/No/N.A.1. switch room and /or electrical facilities.V.
*Yes/No/N. *Yes/No/N. Danger notices.
*Yes/No/N.A.062(2007)
Annex I Page 15 of 40
.A.A. switch room /substation. switch room and /or electrical facilities. schematic diagrams.A.V. UNAUTHORISED ENTRY PROHIBITED’ and ‘ —— ’ provided at every entrance of H.A.
Post : Tel.V.A.
*Yes/No/N. switch room and/or electrical facilities are free of obstruction.A.2 3.A. *Yes/No/N.Annex I
*Yes/No/N. Warning notices for earthing and main bonding connections provided in compliance with Code 17.A.A.) Installation Visual Inspection (COP Code 21C and COP Appendix 13) Working Space and Facilities (a) Adequacy working space and safe access provided for H.A. Provision of suitable locking facilities for every entry to an H. instructions and similar information are correctly and adequately provided. A warning notice ‘DANGER—SUBSTATION. Fire barriers and other measures for protection against thermal effects are properly installed. : ( ) Date :
*Yes/No/N.V.2.
*Yes/No/N. Suitable lighting provision provided for H.
*Yes/No/N.A. switch rooms provided in compliance with Code 17.
*Yes/No/N. switch room and /or electrical facilities.
*Yes/No/N.2.
*Yes/No/N.A. switch room. No. warning notices.V.A.A.A.
*Yes/No/N.A. distribution boards and electrical equipment properly labelled. Suitable ventilation provision provided for H.1 3.
*Yes/No/N. All switchgears.
Appropriate devices provided for isolation and switching.A. *Yes/No/N.A. *Yes/No/N. *Yes/No/N.A.A.
Annex I Page 16 of 40
.A. *Yes/No/N.1. No.A. pressure test etc.A.) Other inspection items as required by the manufacturers of related equipment are satisfactory.
*Yes/No/N. *Yes/No/N.2
Switchboard and Circuit Breakers (a) (b) (c) No visible damage to impair safety. (insulation resistance test. : ( ) Date : Post : Tel.
Post : Tel.A. An up-to-date schematic diagram displayed.A.A. Logbook provided and work done properly recorded. *Yes/No/N. *Yes/No/N. *Yes/No/N. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. Provision of padlock facilities for shutters. Initial /maintenance test carried out according to relevant recognised standards and manufacturers’ recommendation. *Yes/No/N. Warning notice displayed at main bonding connections. *Yes/No/N.
*Yes/No/N.A.A.2.A. Every circuit breaker provided with a legible and durable identification label. *Yes/No/N.
*Yes/No/N. Items witnessed by PBSE/PBSI *Yes/No/N.
*Yes/No/N.A.A.A. *Yes/No/N.A. All protective devices are functioned properly and correctly set. Other inspection items as required by the manufacturers of related equipment are satisfactory. All exposed conductive parts effectively earthed.A.A.A.A. *Yes/No/N.A.
*Yes/No/N. Earthing system effectively connected. No.Annex I
Items tested / checked by Contractor (m) Continuity of protective conductors especially the bonding of all exposed conductive parts are satisfactory.A.A. provided. with test reports. All accessible live parts screened with insulating plate or earthed metal.
*Yes/No/N.A.A. *Yes/No/N. *Yes/No/N. key boxes etc. where appropriate.
*Yes/No/N. (insulation resistance test. All cables.A.
Annex I Page 17 of 40
*Yes/No/N.A. All exposed metal parts including the armour effectively earthed.A. Items witnessed by PBSE/PBSI
Architectural Services Department BSB– Standard Form No:PBS/SR. : ( ) Date : Post : Tel.A.
*Yes/No/N. Non-sheathed cables protected by conduit. with test reports.A.Annex I
*Yes/No/N. switches.2. *Yes/No/N. Cables passing through smoke lobby protected by enclosures of adequate fire rating.A.A.A.A.A.A.A.A.1.A.A.3 Conductors. All live conductors and their methods of insulation.
*Yes/No/N. All conductors are correctly and securely connected and identified. flexible cords.A.
*Yes/No/N. Cables protected against mechanical damage and suitably supported. *Yes/No/N. Cables at distribution board or busbar terminated with cable lugs. Cables and ductings adequately supported.A.A.A.
*Yes/No/N. No.
*Yes/No/N. Cables and wirings (a) (b) No visible damage to impair safety. accessories and equipment are found to be in good working conditions.A.
*Yes/No/N. Initial /maintenance test carried out according to relevant recognised standards and manufacturers’ recommendation.
*Yes/No/N.A.) Other inspection items as required by the manufacturers of related equipment are satisfactory. are properly selected and erected. *Yes/No/N.
*Yes/No/N. Main cables connected up with correct polarity. *Yes/No/N. *Yes/No/N.
*Yes/No/N.A. in relation to design currents of circuits and to the operating currents of the protective devices.A. *Yes/No/N. Armoured cables properly terminated to metal casing or trunking by proper cable glands.A. trunking or ducting. *Yes/No/N. where appropriate. No. pressure test etc. plugs and socket outlets.
A.1. *Yes/No/N. (insulation resistance test. Proper ventilation provided to avoid excessive temperature rise.Annex I
Items tested / checked by Contractor 3.A. *Yes/No/N.A.A. pressure test etc. Initial /maintenance test carried out according to relevant recognised standards and manufacturers’ recommendation.) Battery System (a) (b) (c) Condition of battery system is satisfactory.) Other inspection items as required by the manufacturers of related equipment are satisfactory. Earthing conductors of adequate size.062(2007)
Annex I Page 18 of 40
. All accessible live parts screened with insulating plate or earthed metal.A. Items witnessed by PBSE/PBSI
*Yes/No/N.A.2.
*Yes/No/N.2. *Yes/No/N. *Yes/No/N. where appropriate.
*Yes/No/N.A.A.1. *Yes/No/N.A.A. with test reports.6
Direct Current (d.2.A.
3.1. Other inspection items as required by the manufacturers of related equipment are satisfactory.A.A. Voltage of each battery cell measured. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.c. *Yes/No/N. *Yes/No/N.
*Yes/No/N. No.5
Earth (a) A warning notice ‘SAFETY ELECTRICAL CONNECTION—DO NOT REMOVE and ‘ —— ’ provided at all main earthing and bonding connections.
*Yes/No/N.A.A. No.A. *Yes/No/N.A.A.
Post : Tel. *Yes/No/N.A.A. : ( ) Date : Post : Tel. *Yes/No/N.
*Yes/No/N.4 Transformers /Motors (a) (b) No visible damage to impair safety. *Yes/No/N. Other inspection items as required by the manufacturers of related equipment are satisfactory. *Yes/No/N.A.
2.Annex I
Items tested / checked by Contractor 3.A.A.V.062(2007)
Annex I Page 19 of 40
.A.1
Testing of High Voltage (H.V.2. All tests for H. installations are recommended from manufacturers of related equipment and approved.
Post : Tel.2. No. Proper precautionary measures are taken and the methods of tests should be such that no danger to persons or property can occur even if the circuit being tested is defective. The items are found satisfactory.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.2.A.2.2 3.A.) Installations (COP Code 21D) Safety Precaution (a) Safety requirements for testing of H. *Yes/No/N.1.A.A. *Yes/No/N. *Yes/No/N. installations are recommended from manufacturers of related equipment and executed.
*Yes/No/N.A. Other inspection items as required by the manufacturers of related equipment are satisfactory.A.A. installations are recorded in separate forms and properly endorsed.
3.V.A.V. No.
3.2.A. *Yes/No/N. *Yes/No/N. *Yes/No/N.
Testing (a) Testing requirements and detailed test procedures for of H.1. Suitable self-test high voltage tester provided for verifying equipment dead. *Yes/No/N.7 Operation and Testing Tools and Equipment (a) Proper operation tools and equipment provided for switching and isolation use.A. Items witnessed by PBSE/PBSI
*Yes/No/N.2.A. : ( ) Date : Post : Tel.
*Yes/No/N.A.8
Other Necessary Inspections (a) Other inspection items as required by the manufacturers of related equipment shall be stated and appended in separate forms.
Measured earth termination network resistance to earth not more than 10 Ohm when the connection to main earthing terminal disconnected. *Yes/No/N.A.3.A.3.2
*Yes/No/N.3. *Yes/No/N.3.
*Yes/No/N.3. indicating lamps.5
*Yes/No/N.3 3.3.A.
*Yes/No/N. No.A.3.3. No. relays and labels on battery charger are provided and installed properly. The capacity of the charger is capable of recharging the batteries from fully discharged to fully charged within the specified duration.A.2
*Yes/No/N.3.
3.3.3.1.A. Batteries connections have been done properly.3.3.3 3. Instruments. Part 4.1.A.062(2007)
Annex I Page 20 of 40
.A.A.6
3.A. fuses. The charger current on load with batteries disconnected is satisfactory.
*Yes/No/N. Charger and Battery Set The original factory test certificates of the charger and battery have been checked and found satisfactory.
Post : Tel. Circuitry Check All circuits including lighting and power circuits have been verified through switching operation that they are installed in accordance with the designated circuits.1 3.
3. The charger output on load with batteries disconnected is satisfactory.3.A.1 Functional Test of System /Equipment Lightning Protection System The continuity between air terminations and earthing terminations is tested.1
3.2 3.3 3. *Yes/No/N.Annex I
Items tested / checked by Contractor 3.7
*Yes/No/N. The charger is connected to the mains supply through a suitable rated fuse. Items witnessed by PBSE/PBSI
3. *Yes/No/N.A.A. *Yes/No/N. *Yes/No/N.A.A.
Architectural Services Department BSB– Standard Form No:PBS/SR.2.
*Yes/No/N. Test results recorded in Annex I.A.1.3.3. : ( ) Date : Post : Tel.A. *Yes/No/N.A.3. *Yes/No/N.
*Yes/No/N.A.3.A.4
*Yes/No/N.A.) are correctly commissioned and set.A.4.A.A.3. : ( ) Date : Post : Tel.3. *Yes/No/N.
Lighting Control (On/Off and Dimming) (a) Groups of luminaries are assigned to the correct position in grid switch or grid single circuit dimmer and tested by hand operation.
*Yes/No/N.A.4.
*Yes/No/N.A.3. *Yes/No/N.
3. Exterior floodlights have been aimed according to requirements (particularly relevant for sports installations) Fluorescent lamps have the correct phosphor.3. Items witnessed by PBSE/PBSI *Yes/No/N.9
*Yes/No/N. timer switch.
(f) 3. *Yes/No/N.A.A.A.A.A. Lighting control system (e.3. All lamps are the correct wattage and voltage ratings Beam angle of spot lamp is commissioned. etc.A. No.8 The capacity of batteries has been checked and tested by interrupting the mains input to the charger and actuation / operation of the connected devices and the results are satisfactory.
3.Annex I
Items tested / checked by Contractor 3. Timer switch operated lighting control system can properly operate as commissioned.A.A.
*Yes/No/N. occupancy sensor. No.A.3.g.A.A.4 3.A.
*Yes/No/N. *Yes/No/N. mains and battery have been checked and tested and the results are satisfactory. : ( ) Date :
*Yes/No/N. Aiming angle of external lighting or planter lighting is commissioned so as not to create glare or any obstructive light to external environment. Lighting Installation Luminaires and Lighting Fittings (a) Colour temperature of light fittings was checked and as specified. photocell and infra-red sensor.A.A. The functions and indications of charger fail / main fail / battery disconnected / boost charge / trickle charge.1
*Yes/No/N. *Yes/No/N. *Yes/No/N. *Yes/No/N.3.A. Photocell operated lighting control system can properly operate as commissioned.A.062(2007)
Annex I Page 21 of 40
Part 4.5.
*Yes/No/N.5 3.
*Yes/No/N.A.A.A.4
*Yes/No/N. Interfacing functions for self-contained meter are tested by using plug-in communication module and found satisfactory.
Lighting Measurement (a) Illuminance level of lighting installation for individual areas /rooms is measured under its design condition. Remote monitoring functions by CCMS or BMS are tested and found satisfactory. FM radio switches have been configured to the relevant receivers Lighting control by CCMS or BMS is tested and properly functioned.A.
*Yes/No/N.3.5.
(b) 3. *Yes/No/N.A. *Yes/No/N.A. is provided and tested.A.T.5.A. Items witnessed by PBSE/PBSI *Yes/No/N.5. *Yes/No/N.2
3. *Yes/No/N. No.3.A. *Yes/No/N.5.A.
Post : Tel.A.3.A. : ( ) Date : Post : Tel.A.A.Annex I
Items tested / checked by Contractor (e) Infra-red sensor operated lighting control system can properly operate as commissioned.
3. No.3. Occupancy sensor operated lighting control system can properly operate as commissioned. *Yes/No/N.T.3.3.A.1 3.
Digital Multifunction Power Meter Manufacturer’s calibration certificate for each meter is provided.
3. *Yes/No/N.5.3.A. Current transformer (C.A.A.) shorting block to prevent open circuiting the C.3
*Yes/No/N.A.A.A.A.062(2007)
Annex I Page 22 of 40
. Replacement mechanism of meter is tested and found satisfactory. *Yes/No/N.
*Yes/No/N. The readings of electrical parameters by the meter and by test kit are recorded in Annex I. Measurement results recorded.5 3.A.6
*Yes/No/N.4. *Yes/No/N.
A. : ( ) Date :
*Yes/No/N. Continuity.A. The readings of electrical parameters by the digital power analyzer and by test kit are recorded in Annex I. Part 4.
*Yes/No/N.A.7.A. No dust.A.3.
*Yes/No/N.5
*Yes/No/N.3. polarity.3.062(2007)
Annex I Page 23 of 40
*Yes/No/N. insulation resistance. *Yes/No/N.6. *Yes/No/N.7.Annex I
Items tested / checked by Contractor 3. Phase transposition of busbar trunking with long run in accordance with manufacturer’s recommendation is provided.3.4
*Yes/No/N.1 Digital Power Analyzer Manufacturer’s calibration certificate for each power analyzer is provided.3. The bolts.A. for busbar supports.
*Yes/No/N. foreign particles and deleterious substances are accumulated on the busbar trunking system.A.7
*Yes/No/N.A.7. Interfacing functions for self-contained digital power analyzer are tested by using plug-in communication module and found satisfactory.A.6
3.) shorting block to prevent open circuiting the C.
*Yes/No/N. Current transformer (C.6. etc. Items witnessed by PBSE/PBSI
3.3.A.A.
3.A. The busbar trunking system is free from condensation.3.3.
*Yes/No/N. No.A.3. Event alarm and waveform capture functions of digital power analyser is tested and found satisfactory.6. Replacement mechanism of meter is tested and found satisfactory. recorded and found satisfactory.3.7 3.
*Yes/No/N.A. *Yes/No/N.A.1
Post : Tel.T.A. *Yes/No/N.6.6.4
3.5 3.A.
*Yes/No/N.A.A. busbar connections have been checked for correct tightness in accordance with manufacturers’ recommendations. : ( ) Date : Post : Tel. Busbar Trunking System Type test certificate issued by testing laboratories or organizations as stated in COP is provided. screws. *Yes/No/N.A.7.7.3.A.
*Yes/No/N.6 3.A.A.
3. is provided and tested. earth fault loop impedance and other required test are carried out. nuts.6. *Yes/No/N.3. Remote monitoring functions by CCMS or BMS are tested and found satisfactory.3
*Yes/No/N.3.2
3.A.3.8 3. Mechanical interlock.1
Post : Tel. quick fastening and quick releasing mechanism of tap-off unit are tested and found satisfactory. *Yes/No/N. *Yes/No/N. Items witnessed by PBSE/PBSI *Yes/No/N. *Yes/No/N.062(2007)
Annex I Page 24 of 40
. *Yes/No/N. No.3. : ( ) Date : Post : Tel. : ( ) Date :
*Yes/No/N.8
*Yes/No/N. Equipment and Appliances Equipment and appliances are tested in accordance to relevant sections of other BSB T&C Procedures and /or manufacturer’s recommended testing procedures.6 3. Infrared scanning at selective connection joints to check for hot temperature spot is carried out. *Yes/No/N.A.3.A.A.3.A. *Yes/No/N.7.9. Any Other Tests that are Considered Necessary to Meet the Design Intent Details of other tests are enclosed in separate testing checklist and/or form approved by PBSE.8.3.9
3.3.7. No.A. *Yes/No/N.7.Annex I
3.A.7 Operation of plug-in tap-off unit is tested and found satisfactory.A.A.
Post : Tel. Items witnessed by PBSE/PBSI *Yes/No/N.A.4 Assessment if Any Characteristics of Equipment Likely to have Harmful Effects Assessment details stated as follows: *Yes/No/N. No. No.A.Annex I
Items tested / checked by Contractor 3. : ( ) Date : Post : Tel.062(2007)
Annex I Page 25 of 40
. : ( ) Date :
: ( ) Date : Post : Tel. No.062(2007)
Annex I Page 26 of 40
Architectural Services Department BSB– Standard Form No:PBS/SR.5 Comments *Yes/No/N. Items witnessed by PBSE/PBSI *Yes/No/N.
Post : Tel.Annex I
Items tested / checked by Contractor 3.A. No.A.
4. *Yes/No/N.A.6 4. No. *Yes/No/N.1.4 4.4.2 4. *Yes/No/N. : ( ) Date : Post : Tel.1.A.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.A.1 4.2.2 4.V.3 4.1 4.V.1 4.1 Test for Low Voltage (L.A.062(2007)
Annex I Page 27 of 40
.1.A. *Yes/No/N. installations as recommended by manufacturers of related H.A. *Yes/No/N.3 4.7 4.A.) Installations Test forms for H.3.1.2 4.1.A. No.4 4. equipment /systems Functional Test for System /Equipment Earth Electrode Resistance Measurement for Lightning Protection System Test of Digital Multifunction Power Meter /Power Analyzer Testing Equipment List of testing equipment *Yes/No/N. *Yes/No/N. *Yes/No/N.V.V.1
Post : Tel.A. *Yes/No/N.5 4.) Installations Conductor Continuity Measurements Insulation Resistance Measurements Polarity Test Earth Electrode Resistance Measurement Earth Fault Loop Impedance Measurement Functions of All Devices Including Protective Devices Additional Checks for Installations in Hazardous Environment Test for High Voltage (H.A.3.A. *Yes/No/N. *Yes/No/N.Annex I Part 4 : Test Record attached to the Test Certificate
Test record attached 4.
or Details of Equipment
The test method for ring final circuit is only applicable when the circuit has been inspected throughout. to ascertain that no interconnection (multi-loops) exists on the ring circuit.062(2007)
Annex I Page 28 of 40
. No. Otherwise.1 Conductor Continuity Measurements
Continuity of Protective Conductors Measured Resistance (Ohm) at outlet Continuity of Ring Final Circuit Measured Resistance (Ohm) for Phase Neutral Protective Conductor Conductor Conductor Remarks
Post : Tel.Annex I 4. No. should be adopted instead. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. the testing methods stipulated in Part 3 of the Guidance Note 3 to BS7671. prior to the test. : ( ) Date : Post : Tel.1.
: ( ) Date : Post : Tel.c. or Details Insulation Resistance to (Mega Ohm) of Equipment Earth (Mega Ohm) L1-L2L3N L2-L1L3N L3-L1L2N N-L1L2L3
Sequence of testing the insulation resistance shall be as follows :(a) Main switch/switchboard and outgoing circuits with sub-main switches being isolated.2 Insulation Resistance Measurements
: ________________ : ________________ Remarks
Circuit nominal voltage Test Voltage (d. No.1.
Post : Tel. No.062(2007)
Annex I Page 29 of 40
. and (c) Final circuit boards and final circuits.Annex I 4. (b) Sub-main switches/switchboards and outgoing circuits with final circuits boards being isolated. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.)
Insulation Resistance Between Phases /Poles Circuit No.
3 Polarity Test
Polarity Test Results Remarks
Circuit No.062(2007)
Annex I Page 30 of 40
. or Details of Equipment
Post : Tel. No.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex I 4. No. : ( ) Date : Post : Tel.
Annex I 4. No. : ( ) Date : Post : Tel.1. Materials and Size/Dimension of Earth Electrode Resistance to Earth Resistance to Earth at Position of Each at Position of Main Electrode Earth Terminal (Ohm) Rod / Tape / Plate / Others: ( ) (Ohm) Remarks
Copper / Stainless Steel / Galvanised Steel / Others: ( ) Size /dimension /diameter: ___________
Separation of Earth Electrodes (for installation having multiple rod electrodes): _________________ (m) Description of Bonding Connections to the Point of Supply: ___________________________________________________________________________________________________ ___________________________________________________________________________________________________
Post : Tel.062(2007)
Annex I Page 31 of 40
Earth Electrode Designation
Types. No. : ( ) Date :
Annex I 4. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. No.1. or Details of Equipment
Post : Tel. : ( ) Date : Post : Tel.062(2007)
Annex I Page 32 of 40
.5 Earth Fault Loop Impedance Measurements
Earth Fault Loop Impedance (Ohm) Remarks
Circuit No. No.
switch-fuses and protective relays. /Designation of Other Protective Devices Results of hand operation Remarks
Post : Tel. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. etc. /Designation of Other Protective Devices Results of hand operation Remarks
Functional check of all items of equipment such as isolators. No. ACB.Annex I 4. Circuit No. MCB. : ( ) Date : Post : Tel. No. switches and indicative devices Circuit No. e.6 Functions of All Devices Including Protective Devices
Functional Test of Residual Current Device (RCD) Circuit No.g. MCCB. fused switches. /Designation of Protective Devices Test Results Opening time 50% rated under 100% tripping current rated tripping (tripped /not current tripped) (ms) Remarks Hand operation
Built-in test button (tripped /not tripped)
Functional check for other protective devices.1.062(2007)
Annex I Page 33 of 40
No. No.1.Annex I 4.062(2007)
Annex I Page 34 of 40
. : ( ) Date : Post : Tel. : ( ) Date :
Post : Tel.7
Additional Checks for Installations in Hazardous Environment
Details of additional checks for installations in hazardous environment shall be recorded in this form whereas appropriate.
062(2007)
Annex I Page 35 of 40
. : ( ) Date : Post : Tel.
Post : Tel. No.V. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. No.2
Test for High Voltage (H.) Installations
Details of test requirements as recommended by manufacturers of relative H.V.Annex I 4. Test results of respective requirements shall also be recorded and appended in this form whereas appropriate. equipment /systems shall be stated and appended here.
: ( ) Date : Post : Tel. No.1
Earth Electrode Resistance Measurement for Lightning Protection System
Types. No.Annex I 4. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. Materials and Size/Dimension of Earth Electrode Resistance to Earth at Position of Each Electrode (Ohm) Rod / Tape / Plate / Others: ( ) Remarks
Combined resistance to earth (for multiple earth terminations): ________________
Annex I Page 36 of 40
: ( ) Date : Post : Tel.Annex I 4.2
A.062(2007)
Annex I Page 37 of 40
.M. Voltage (V) L1-N L2-N L3-N L1-L2 L2-L3 L3-L1 R.
Test of Digital Multifunction Power Meter /Power Analyzer
Equipment Details Circuit Designation Brand and Model Number Current Transformer Ratio Voltage Transformer Ratio : : : : _______________________ _______________________ _______________________ _______________________
B. Current (A) L1 L2 L3 N 3 phase average Active Power (kW) L1 L2 L3 3 phase total Reactive Power (kVAr) L1 L2 L3 3 phase total Apparent Power (kVA) L1 L2 L3 3 phase total Active Energy (kWh) Instantaneous Cumulated Meter reading Test kit reading % error
Post : Tel.3.M.S.S. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. No.
Reading Accuracy Test Parameters R. No.
Test of Digital Multifunction Power Meter /Power Analyzer (Cont’d)
Reading Accuracy Test (Cont’d) Parameters Frequency Power Factor L1 L2 L3 Demand Current (A) L1 L2 L3 Demand Active Power (kW) 3 phase total Demand Apparent Power (kVA) 3 phase total THD (%) Voltage Current Voltage THD of Order (%) 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 Meter reading Test kit reading % error
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex I 4.062(2007)
Annex I Page 38 of 40
B. No. No. : ( ) Date : Post : Tel.3.
: ( ) Date : Post : Tel. No. No.2
B.062(2007)
Annex I Page 39 of 40
Reading Accuracy Test (Cont’d) Parameters Current THD of Order (%) 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 Meter reading Test kit reading % error
Post : Tel.3. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex I 4.
No.4.Annex I 4. No. : ( ) Date : Post : Tel.1 Type List of Testing Equipment Model Serial No. of Instrument Date of Calibration
Annex I Page 40 of 40
022(2007)
Annex II Page 1 of 4
. installation Visual inspection G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Conductor continuity test G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Insulation resistance test G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test
Reference to Approved T&C S Procedure Annex I
1.1.V. No.
Activities 1. Statutory inspection and test for L.2
1.1.Annex II
Building Services Branch Testing and Commissioning Progress Chart for Electrical Installation
Contract No. : ( ) Date : Post : Tel. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.3
Section 3. : ________________________
Form No. PBS/SR.2
Section 3.022
Contract Title : ___________________________________________________________________________________ Name of Electrical Contractor/sub-contractor : ___________________________________________________________ Contract Period : __ / __ / 20__ to __ / __ / 20__ * Revised / Actual Completion Date : __ / __ / 20__
Testing and Commissioning Progress Chart for Electrical Installation ( Rev.1. No.1
1. No.4 Polarity test G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test
Reference to Approved T&C S A S Procedure Annex I Section 3.6
Earth fault loop impedance test Section 3. No.8
1.1. : ( ) Date : Post : Tel.7
2.Annex II
Testing and Commissioning Progress Chart for Electrical Installation ( Rev. installation Section 3.V.022(2007)
Annex II Page 2 of 4
Activities 1.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.5
Earth electrode resistance test Submission of Record of Test
Section 3.1.6 G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Functional testing of all devices including protective devices G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Additional checks for installations in hazardous environment Submission of Record of Test Statutory inspection and test for H.
Reference to Approved T&C S A S Procedure Annex I
2. No. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.2
3.Annex II
Testing and Commissioning Progress Chart for Electrical Installation ( Rev.V. : ( ) Date : Post : Tel.1
Visual inspection G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Testing of H. No.2.022(2007)
Annex II Page 3 of 4
Lighting protection system Submission of Record of Test Circuitry check G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test
Section 3. installation G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Functional test /equipment of system
3.actual % completion
Charger and battery set Submission of Record of Test Lighting installation G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Digital multifunction power meter Submission of Record of Test Digital power analyzer Submission of Record of Test Busbar trunking system G/F 1/F 2/F 3/F 4/F ____________ Submission of Record of Test Equipment and Appliances Submission of Record of Test Submission of T&C Certificate
Section 3. Insert additional columns as necessary S .3.6
Notes * Delete as appropriate (1) (2) Insert revision no.4
Reference to Approved T&C S Procedure Annex I Section 3.7
3. : ( ) Date : Post : Tel.schedule % completion A .022(2007)
Annex II Page 4 of 4
.3.Annex II
Testing and Commissioning Progress Chart for Electrical Installation ( Rev.3.3. No. No.3.3.6
(Name of Contractor’s Representative)
Architectural Services Department BSB– Standard Form No:PBS/SR.066(2007)
Annex III Page 1 of 25
Testing and Commissioning Certificate on Low Voltage Cubicle Switchboard Installation Part 1 : Detail of Project
1.5 1.P.1 I certify that the Low Voltage Cubicle Switchboard Installation as specified in the *Contract/Sub contract//Quotation at the above location has been inspected. / Project No. : * Contractor/Sub-contractor : PBSE : PBSI :
2.1 1. : * Contract/Sub-contract/Quotation No. : ( ) Date :
2. No.W. No. : ( Signature ) Date : Post : Tel.6 Project title (with location) : * P. except as indicated in the COMMENTS items. No. PBS/SR.Annex III
Form No.2 1. The results are satisfactory in the aspects as mentioned in Part 3 and/or as recorded in Part 4 of this Certificate. I also certify that site tests have been performed in accordance with the requirements set out in Annex III of this procedure and that the results are satisfactory. Signature Post : Tel.4 1.3 1. : ( ) Date : Post : Tel. A record of the tests has been prepared and submitted to the project BSE. tested and commissioned in accordance with this procedure and/or any other procedures agreed between the PBSE and the Contractor.
A. *Yes/No/N.A.A.1.12 3.1. *Yes/No/N. The physical dimension of the TTA is in conformity with the approved drawings.
*Yes/No/N. *Yes/No/N.1. *Yes/No/N. *Yes/No/N. Access for maintenance has been allowed.1.A. The bolts.1.1.
*Yes/No/N.A.1. equipment.5 3.1. Earth wire has been installed for hinged front panels carrying L. *Yes/No/N.A.Annex III
Part 3.A.A. Vermin proof has been satisfactorily provided. The TTA has been properly mounted.1.1.A.7
*Yes/No/N. The compartmentation of the TTA conforms with the specified requirements. *Yes/No/N.1.1.A.A.A.9 3. Levelling and alignment of TTA are satisfactory.A. *Yes/No/N.3 3. No.1 3.
3. Earthing bar and earthing connections have been provided.11 3.A.10
Architectural Services Department BSB– Standard Form No:PBS/SR.A.A.1.
3.4 3.V.1
Visual Inspection Construction of Type Tested Assembly (TTA) General construction and standard of finishing of TTA are satisfactory. *Yes/No/N.A.
3. *Yes/No/N.1.
Post : Tel. No. *Yes/No/N.A.A.1.A.1.1.1.A. *Yes/No/N. *Yes/No/N.A.
*Yes/No/N. Danger notices and operation instructions have been adequately provided.A. The layout of the TTA is in conformity with the approved drawings. nuts.2 3. : ( ) Date : Post : Tel.6
*Yes/No/N. Labels have been properly provided and installed.1. *Yes/No/N.8
*Yes/No/N.1.A.066(2007)
Annex III Page 2 of 25
.A.1.
3. washers and screws are of non-ferrous material.
*Yes/No/N. *Yes/No/N.1 3. *Yes/No/N.1.1.13
*Yes/No/N.1.1.A.1.
Busbar links have been provided for installation of C.2.1.A. *Yes/No/N.066(2007)
Annex III Page 3 of 25
3.1. The busbars have been electro-tinned. *Yes/No/N.7
*Yes/No/N.1.3.2 3. No.2. The bolts.3
*Yes/No/N.A. The fuse ratings are in conformity with the approved working drawings.
3. *Yes/No/N. nuts.1.2.A.1.A.6 3.A.3
*Yes/No/N.A. conform with the type-tested drawings.
3. : ( ) Date :
*Yes/No/N.1.T.A. *Yes/No/N.3.1. busbar connections have been checked for correct tightness.A.A. *Yes/No/N. : ( ) Date : Post : Tel.A.5
Post : Tel. Arc chutes are provided. Shutters have been provided at the junction of busbar/ACB connection.
3.A. *Yes/No/N.A.A.A. Air Circuit Breaker (ACB)/Fuse Switches The ACB ratings are in accordance with the approved working drawings.A. *Yes/No/N. *Yes/No/N. The fuses have been properly fixed.2.A.A.3.A.Annex III
Items tested / checked by Contractor 3.1. Segregation between the busbar and the cubicle is in accordance with the specified ‘Form’. *Yes/No/N.3.4 3.A.1.3. *Yes/No/N.A.A.2
3.3 3. The contact surfaces of the ACB/fuse switches have been kept clean. Items witnessed by PBSE/PBSI
3.A. screws etc.
*Yes/No/N.A.1. Phase identifications have been provided for the busbars.
*Yes/No/N.1.1.2.1. No. for busbar supports. *Yes/No/N. The number and rating of ACB/fuse switches are in conformity with the approved working drawings. including spacing and means of support.A.3.A.
3.2 3.1.1 Main Busbars and Droppers/Risers The busbar arrangements.7
*Yes/No/N.2.5 3.A. *Yes/No/N.2. The dimensions of the busbars are adequate for the design loading.1.4
*Yes/No/N.3.1.s.
1. *Yes/No/N.
*Yes/No/N.A.5
*Yes/No/N. The re-charging time of the battery complies with the specification. etc.4. have been properly installed.1.066(2007)
Annex III Page 4 of 25
.1.10 3.4.8
*Yes/No/N.A.4. The capacity of the battery for digital multifunction meters/ digital power analyzers/ digital protection relays has been tested and results are satisfactory. meter board.A.A. *Yes/No/N.4.A. The control cables have been properly identified and connected.A.A. The operating voltage of the shunt trip coil complies with the specification.11
*Yes/No/N.1.4.
*Yes/No/N.A.A.A. The type and range of the measuring instruments including digital multifunction meters and digital power analyzers are in accordance with those approved.4 3.
*Yes/No/N.’s meter control fuses. cabling.4.1.A.7
*Yes/No/N.A.A.1.A.6
*Yes/No/N.A. The battery voltage and charging current have been checked and found satisfactory.2
*Yes/No/N. : ( ) Date : Post : Tel.4
*Yes/No/N.1. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.A. Rubber grommets have been provided for holes through which control cables pass.A.4.4.
3. The capacity of the battery has been tested by tripping the ACB and results are satisfactory.4.
3.1.Annex III
Items tested / checked by Contractor 3.4.A.
3.A.1.1.A.9
Post : Tel.4.1 Instrumentation and Protection The Power Co.1.
*Yes/No/N. The battery charger and associated control/instrument comply with the specification.
3.1. Type and range of protection relays including digital protection relays are in accordance with those approved. *Yes/No/N. *Yes/No/N. No.
3.6 3.4 3. *Yes/No/N. *Yes/No/N.A. *Yes/No/N. *Yes/No/N.1 3. No.6.6.1.A.A.A. Unwanted openings have been sealed up.A.5.066(2007)
Annex III Page 5 of 25
Post : Tel. *Yes/No/N.A.5.A.5. No.5 3. Miscellaneous Portable earthing equipment as approved has been provided.2
*Yes/No/N.6.
*Yes/No/N.A.2
*Yes/No/N. Rubber insulating mat has been provided.6.A. *Yes/No/N.A. Adequate space has been allowed for fixing of incoming/outgoing cables.6.A.5. Items witnessed by PBSE/PBSI
3.1 Incoming-outgoing Cables and Busbars Proper facilities have been provided for fixing of incoming/outgoing cables.5 3.4 3.1.A.3 3. *Yes/No/N.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. *Yes/No/N.5 3. *Yes/No/N.6 3. Spare fuses as agreed c/w mounting board have been provided. *Yes/No/N. *Yes/No/N. Proper identification has been provided for each cable.
3.A.1.Annex III
Items tested / checked by Contractor 3. Hydraulic handling truck has been provided. : ( ) Date : Post : Tel.1.A. *Yes/No/N.1.1. *Yes/No/N.A.7 3.A.1. Operating handles and keys c/w mounting board have been provided.1.5.A. *Yes/No/N.A. *Yes/No/N.
*Yes/No/N.1.A. Operation sequence instructions have been provided for interlock facilities.A.3
*Yes/No/N. *Yes/No/N.6.1.
*Yes/No/N.7
*Yes/No/N.A.5.A. The cables for termination have been soldered or properly fitted with sockets.5.6. *Yes/No/N.1. Schematic diagram has been framed and installed.
*Yes/No/N. Phase identification has been provided by approved means.1.A. Proper tightness of busbar/cable connection has been checked.A.6 3.A. *Yes/No/N.A. *Yes/No/N.A. *Yes/No/N.
*Yes/No/N. *Yes/No/N.A. The results are satisfactory.1.1 Site Tests Before connection of incoming supply the following tests have been carried out on site after the L.1.2
3.2.2. *Yes/No/N. *Yes/No/N.A.V.2 3. *Yes/No/N.A.A.6 3. *Yes/No/N.066(2007)
Annex III Page 6 of 25
.A.2.A.A. Insulation test Dielectric test Polarity check for current transformers Secondary injection test Primary injection test Electrical Resistance Test Temperature-rise Limit Test (at factory / site)* Functional Test After connection of incoming supply the following tests have been carried out and the results are satisfactory. *Yes/No/N. *Yes/No/N.A.8 3.
*Yes/No/N.2.A. No.2.A. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. *Yes/No/N.5 3.1. *Yes/No/N.A. *Yes/No/N.A. *Yes/No/N.1.2 3.2.2. *Yes/No/N.2 3.A.2.4 3.2.A.2.1. cubicle switchboard has been properly erected and visually inspected. Voltage test Phase sequence test Functional test for digital multifunction power meter /digital power analyzer The above test results have been recorded in the “Test Records” as shown in Annex III Part 4 of this procedure.1. *Yes/No/N. *Yes/No/N. *Yes/No/N.2.A.A.A.2. *Yes/No/N. *Yes/No/N. *Yes/No/N.3
3.1 3.
Post : Tel.2.A.A.1.A. *Yes/No/N.2. Items witnessed by PBSE/PBSI
3. : ( ) Date : Post : Tel.2.1.3 3.7 3.1 3.A. *Yes/No/N.2. *Yes/No/N.Annex III
Items tested / checked by Contractor 3. *Yes/No/N.A.A.A.2.
: ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. : ( ) Date : Post : Tel. Items witnessed by PBSE/PBSI
Post : Tel.3 Any other tests that are considered necessary to meet the design intent.Annex III
Items tested / checked by Contractor 3.066(2007)
Annex III Page 7 of 25
Items tested / checked by Contractor 3. : ( ) Date : Post : Tel. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. No.066(2007)
Annex III Page 8 of 25
. No.4 Comments Items witnessed by PBSE/PBSI
1.3 4.3.7 4.A.1 4.Annex III Part 4 : Test Record attached to the Test Certificate
Test record attached 4.2.2 4.2.
4.4 4.A.T.6 4. No.1.2.2 4. No.A. : ( ) Date : Post : Tel.
Post : Tel.1. *Yes/No/N.1
*Yes/No/N.A.1.3. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1 4.4 4.A. *Yes/No/N. *Yes/No/N.3 4. *Yes/No/N.1 4. *Yes/No/N.3 4. *Yes/No/N. *Yes/No/N.5 4.066(2007)
Annex III Page 9 of 25
. *Yes/No/N.A.A.4.A.1 4.2 4. *Yes/No/N.2 4.) Secondary Injection Test Primary Injection Test Contact Resistance Test (Ductor Test) Temperature-rise Limit Test Functional Test of All Devices Air Circuit Breaker Fuseswitches /Switches /Automatic Changeover Contactor MCCB c/w Overccurent and /or Earth Leakage Tripping Devices Digital Protection Relay Test After Connection of Incoming Supply Voltage Test Phase Sequence Test Digital Multifunction Power Meter /Digital Power Analyzer Testing Equipment List of testing equipment *Yes/No/N.3. *Yes/No/N.1.A.A.A. *Yes/No/N.A.3 Test before Connection of Incoming Supply Insulation Test Dielectric Test Polarity Check for Current Transformer (C.1.4 4.A.1.A.2. *Yes/No/N.
meggar. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.c. No. No. : ( ) Date : Post : Tel.
L1 L2 L3 L1 L2 L3 E L1 L2 L3
E E E L2 L3 L1 N N N N
Post : Tel.066(2007)
Annex III Page 10 of 25
.1 Insulation Test
To carry out insulation test using a 1000V d.Annex III 4.
The test shall be carried out with all switching devices closed Test voltage : 2500V a. No.1. meggar shall be carried out with all switching devices closed.1 another insulation test using 1000V d.1.1..066(2007)
Annex III Page 11 of 25
. : ( ) Date : Post : Tel.c. 50 Hz Duration : 1 minute
Poles measured Earth N L1 L2 L3 4.1.2.2
4. : ( ) Date :
Poles measured L1 L2 L3 L1 L2 L3 E L1 L2 L3 E E E L2 L3 L1 N N N N
Post : Tel.Annex III 4.2 L1 + L2 + L3 + N L1 + L2 + L3 + E L2 + L3 + N + E L3 + L1 + N + E L1 + L2 + N + E
After test at 4. No.c.2.
066(2007)
Annex III Page 12 of 25
.Annex III 4. L2 L3 N L1 Protection C.)
Satisfactory (√ ) Unsatisfactory (X) NOT completed (NC) NOT applicable (NA) L1 Measurement C. : ( ) Date : Post : Tel.T.T. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. No. No.1.T. L2 L3 N
Post : Tel.3 Polarity Check for Current Transformer (C.
4.4.066(2007)
Annex III Page 13 of 25
Overcurrent Relay Relay settings Current setting % Time setting Current inject (A) Normal Operating time (sec) Actual
1 1 0. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1.5 5 2
Post : Tel.Annex III 4.5
Earth Fault Relay Relay settings Current setting % Time setting Current inject (A) Normal Operating time (sec) Actual
1 1 0.4. No. : ( ) Date : Post : Tel.5
: ( ) Date : Post : Tel. No.1.1.5
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex III 4. No.5.1
For overcurrent relays and earth fault relays set at specified settings Primary current (A) L1 Secondary current (A) L2 L3 Spill current (A) N
L1-L2 L2-L3 L3-L1 L1-N L2-N L3-N
Annex III Page 14 of 25
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex III 4.066(2007)
Annex III Page 15 of 25
. No.) Joints on main busbars Connections between horizontal and vertical busbars Connections of ACB/fuse switches Any other joints /connections
Post : Tel.1. : ( ) Date : Post : Tel. The followings are for reference only.6 Contact Resistance Test (Ductor Test)
Measured Resistance (micro Ohm)
Position of Test (It shall include all joints and connections. No.
Post : Tel. 4. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR. 12. 15.7 Temperature-rise Limit Test
Ambient Air Temperature at Location 1 Ambient Air Temperature at Location 2 Ambient Air Temperature at Location 3 ( oC) ( oC) ( oC)
No. 5. 13.) Supply connection L1 phase Supply connection L2 phase Supply connection L3 phase Horizontal busbars L1 phase Horizontal busbars L2 phase Horizontal busbars L3 phase Vertical busbars L1 phase Vertical busbars L2 phase Vertical busbars L3 phase Switchgear incoming terminal L1 phase Switchgear incoming terminal L2 phase Switchgear incoming terminal L3 phase Connection busbar to switchgear L1 phase Connection busbar to switchgear L2 phase Connection busbar to switchgear L3 phase
1. No. 8. : ( ) Date : Post : Tel. 10.Annex III 4. 11. 3.
Position (Positions of test should include all joints and connections. 7. The followings are for reference only. No. 2. 14. 9. 6.1.066(2007)
Annex III Page 16 of 25
Post : Tel. 12. 11. 4.1 Functional Test for Air Circuit Breaker
Air Circuit Breaker Designation: _____________________ Satisfactory (√ ) Unsatisfactory (X) NOT completed (NC) NOT applicable (NA)
1. No. 10. 2.2. 13. 8.Annex III 4. 9. 5.066(2007)
Annex III Page 17 of 25
Architectural Services Department BSB– Standard Form No:PBS/SR. 3. 7. : ( ) Date : Post : Tel. No.
No. : ( ) Date : Post : Tel.066(2007)
Annex III Page 18 of 25
Check (where applicable) Operating of padlock and interlock Mechanical closing mechanism Electrical closing mechanism
Architectural Services Department BSB– Standard Form No:PBS/SR.2 Functional Test for Fuse-switches /Switches /Automatic Changeover Contactor
Satisfactory (√ ) Unsatisfactory (X) NOT completed (NC) NOT applicable (NA)
Item 1. 3. No.2.Annex III 4. 2.
No.3 Functional Test for MCCB c/w Overcurrent and /or Earth Leakage Tripping Devices
1. No. 2. : ( ) Date : Post : Tel.2. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.Annex III 4.
Overcurrent trip operation Earth leakage trip operation
Annex III Page 19 of 25
4 Functional Test for Digital Protection Relay
Item 1.066(2007)
Annex III Page 20 of 25
. : ( ) Date : Post : Tel.2. No.
Post : Tel. 5.Annex III 4. 2. : ( ) Date :
Check the following functions (where applicable) Selection of relay characteristic curves Fault recording function Self-supervision features which monitor the control circuit of digital relay Remote operation function Communication facilities
4. 3. No.
No. : ( ) Date :
Phase Sequence Test * Satisfactory / Unsatisfactory / NOT completed / NOT applicable
Post : Tel.3
4.066(2007)
Annex III Page 21 of 25
. : ( ) Date : Post : Tel.3.3.Annex III 4.1
Tests after Connection of Incoming Supply
Voltage Test Voltage (V) L1-E L2-E L3-E L1-L2 L2-L3 L3-L1 E-N L1-N L2-N L3-N
Architectural Services Department BSB– Standard Form No:PBS/SR.M.Annex III 4.3.066(2007)
Annex III Page 22 of 25
Functional Test for Digital Multifunction Power Meter /Digital Power Analyzer
B. No. Voltage (V) L1-N L2-N L3-N L1-L2 L2-L3 L3-L1 R. Current (A) L1 L2 L3 N 3 phase average Active Power (kW) L1 L2 L3 3 phase total Reactive Power (kVAr) L1 L2 L3 3 phase total Apparent Power (kVA) L1 L2 L3 3 phase total Active Energy (kWh) Instantaneous Cumulated Meter reading Test kit reading % error
Post : Tel.M. : ( ) Date : Post : Tel.3
Annex III Page 23 of 25
.3. : ( ) Date : Post : Tel.3
B. No.Annex III 4. No.
No. : ( ) Date : Post : Tel.3. No.Annex III 4. : ( ) Date :
B.066(2007)
Annex III Page 24 of 25
Model Serial No.Annex III 4. : ( ) Date : Post : Tel.066(2007)
Annex III Page 25 of 25
.4. of Instrument Date of Calibration
Architectural Services Department BSB– Standard Form No:PBS/SR. No. No.
Testing and Commissioning Progress Chart for Low Voltage Cubicle Switchboard Installation ( Rev.
Activities 1.2.1.1
Section 3.2.Annex IV
Building Services Branch Testing and Commissioning Progress Chart for Low Voltage Cubicle Switchboard Installation
Contract No. No.2.1
Reference to Approved T&C S Procedure Annex III Section 3.2. : ( ) Date :
Architectural Services Department BSB– Standard Form No:PBS/SR.1 & 3. : ( ) Date : Post : Tel.5 Primary injection test Submission of Record of Test 2.4 & 3. : ________________________
Form No.2.5 & 3.3 Test) Submission of Record of Test
Post : Tel. PBS/SR.2.2.2.
2. No.1.2 & 3.3
Section 3.2.026(2007)
Annex IV Page 1 of 2
.2.1. Visual inspection Submission of Record of Test Site tests before connection of incoming supply Insulation test Submission of Record of Test 2.3
Contact resistance test (Ductor 3.6 & 3.1.2 Dielectric test Submission of Record of Test 2.2.3 & 3.4
Section 3.3 Current transformer polarity test Submission of Record of Test Secondary injection test Submission of Record of Test 2.1.3
3.schedule % completion A .3 & 3. No.
3.2.Annex IV
Testing and Commissioning Progress Chart for Low Voltage Cubicle Switchboard Installation ( Rev. No. Insert additional columns as necessary S .2.8 & 3.2.
Notes * Delete as appropriate (1) (2) Insert revision no.1 & 3.2.3
Architectural Services Department BSB– Standard Form No:PBS/SR.2.7 & 3.026(2007)
Annex IV Page 2 of 2
.7 Temperature-rise limit test Submission of Record of Test Functional Test Submission of Record of Test Site tests after connection of incoming supply Voltage test Submission of Record of Test Phase sequence test Submission of Record of Test Functional test for digital power meter/power analyzer Submission of Record of Test Submission of T&C Certificate
Reference to Approved T&C S Procedure Annex III 3.3
Activities 2.2. : ( ) Date : Post : Tel.3
3.2.2.2.2.actual % completion
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e102 T&C Procedure of Electrical Installation in Gov Buildings (Hong Kong) by Hadi Wiryono27 viewsEmbedDownloadRead on Scribd mobile: iPhone, iPad and Android.Copyright: Attribution Non-Commercial (BY-NC)List price: $0.00Download as PDF, TXT or read online from ScribdFlag for inappropriate contentMore informationShow less
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