The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, Electric Cables - Low voltage.. This British Standard, ha
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NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW
Trang 2This British Standard is the UK implementation of
EN 60702-1:2002+A1:2015 It is identical to IEC 60702-1:2002, incorporating amendment 1:2015 It supersedes BS EN 60702-1:2002, which will be withdrawn on 19 February 2018
The start and finish of text introduced or altered by amendment is indicated
in the text by tags Tags indicating changes to IEC text carry the number of the IEC amendment For example, text altered by IEC amendment 1 is indicated by !"
The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, Electric Cables - Low voltage
A list of organizations represented on this subcommittee can be obtained on request to its secretary
This publication does not purport to include all the necessary provisions of a contract Users are responsible for its correct application
Compliance with a British Standard cannot confer immunity from legal obligations.
This British Standard, having
been prepared under the
direction of the
Electrotechnical Sector Policy
and Strategy Committee, was
published under the authority
of the Standards Policy and
Strategy Committee on
10 April 2002
Amendments/corrigenda issued since publication
Date Comments
30 April 2015 Implementation of IEC amendment 1:2015 with
CENELEC endorsement A1:2015 Annex ZA amended
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February 2015
Trang 5The text of document 20/1528/FDIS, future edition 3 of IEC 60702-1/A1, prepared by IEC TC 20, Electric cables" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60702-1:2002/A1:2015
The following dates are fixed:
• latest date by which the document has
to be implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national
standards conflicting with the
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights CENELEC [and/or CEN] shall not be held responsible for identifying any or all such patent rights
This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC)
Endorsement notice
The text of the International Standard IEC 60702-1:2002/A1:2015 was approved by CENELEC as a European Standard without any modification
In the official version, for Bibliography, the following note has to be added for the standard indicated :
Add the following new text to the Bibliography :
Foreword to amendment A1
Trang 6Normative references to international publications with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application For dated references, only the edition cited applies For undated
references, the latest edition of the referenced document (including any amendments) applies
NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu
voltages up to and including 450/750 V Part 1: General requirements
- Circuit integrity - Part 1: Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter exceeding 20
mm
- Circuit integrity - Part 2: Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter not exceeding
20 mm
IEC 60332-1-2 - Tests on electric and optical fibre cables
under fire conditions Part 1-2: Test for vertical flame propagation for a single insulated wire or cable -
Procedure for 1 kW pre-mixed flame
materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
IEC 60811-202 - Electric and optical fibre cables - Test
methods for non-metallic materials Part 202: General tests - Measurement of thickness of non-metallic sheath
IEC 60811-506 - Electric and optical fibre cables - Test
methods for non-metallic materials Part 506: Mechanical tests - Impact test at low temperature for insulations and sheaths
Trang 7IEC 60811-509 - Electric and optical fibre cables - Test
methods for non-metallic materials Part 509: Mechanical tests - Test for resistance of insulations and sheaths to cracking (heat shock test)
burning under defined conditions Part 2: Test procedure and requirements
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1515151516161616161713
14
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2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application For dated references, only the edition cited applies For undated references, the latest edition of the referenced document (including any amendments) applies
IEC 60227-1, Polyvinyl chloride insulated cables of rated voltages up to and including
450/750 V – Part 1: General requirements
IEC 60228, Conductors of insulated cables
IEC 60331-1, Tests for electric cables under fire conditions – Circuit integrity – Part 1: Test
method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter exceeding 20 mm
IEC 60331-2, Tests for electric cables under fire conditions – Circuit integrity – Part 2: Test
method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter not exceeding 20 mm
IEC 60332-1-2, Tests on electric and optical fibre cables under fire conditions – Part 1-2: Test
for vertical flame propagation for a single insulated wire or cable – Procedure for 1 kW mixed flame
pre-!
"
IEC 60754-2, Test on gases evolved during combustion of materials from cables – Part 2:
Determination of acidity (by pH measurement) and conductivity
IEC 60811-202, Electric and optical fibre cables – Test methods for non-metallic materials –
Part 202: General tests – Measurement of thickness of non-metallic sheath
Trang 11IEC 60811-506, Electric and optical fibre cables – Test methods for non-metallic materials –
Part 506: Mechanical tests – Impact test at low temperature for insulations and sheaths
IEC 60811-509, Electric and optical fibre cables – Test methods for non-metallic materials –
Part 509: Mechanical tests – Test for resistance of insulations and sheaths to cracking (heat shock test)
IEC 61034-2, Measurement of smoke density of cables burning under defined conditions –
Part 2: Test procedure and requirements
!
"
value by which a quantity is designated and which is often used in tables
Note 1 to entry: Usually, in this standard, nominal values give rise to values to be checked by measurements, taking into account specified tolerances
Note 1 to entry: Type tests are such that, after they have been made, they need not be repeated unless changes are made in the cable material, design or manufacturing process which might change the performance characteristics
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IEC 60811-506
IEC 60811-509
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When a cable with an outer covering is tested in accordance with IEC 60332-1-2, the charred
or affected portion shall not reach within 50 mm of the top clamp
!
"
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Completed cables shall comply with the requirements of IEC 60331-1 and IEC 60331-2 The flame application time shall be 180 min
Trang 25Table 8 – Copper sheath thickness for 500 V cables
Trang 27!Table 11 – Copper sheath thickness for 750 V cables "
Trang 29Bibliography
IEC 60702-2, Mineral insulated cables and their terminations with a rated voltage not
exceeding 750 V – Part 2: Terminations
IEC 60702-3, Mineral insulated cables and their terminations with a rated voltage not
exceeding 750 V – Part 3: Guide to use 1
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