UL 62 CRD-2017 UL Standard for Safety Flexible Cords and Cables - Section Paragraph Reference 1 1 4 8 1 Table 40 (Edition 19 March 14 2014).pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES INC. CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared by UL LLC. It is normative for the applicable ULProduct Certification Program(

2、s); however, it is currently not part of the UL Standard(s) referencedbelow.Product Category (CCN): FFSO, FFSO7Standard Number: UL 62Standard Title: Standard for Flexible Cords and CablesEdition Date: March 14, 2014Edition Number: 19Section / Paragraph Reference: 4.8.5Subject: Bundled Signal conduct

3、ors in EV cablesDECISION:4.8.5 Conductor assemblyConductor assembly, fillers, and binders shall be in accordance with Clause 4.1.4.When data/signal conductors are assembled with circuit conductors, they shall be cabled in the samedirection and with the same length of lay as the circuit conductors. T

4、he data/signal conductors may beindividual(s) or pairs or groups and either shielded or unshielded and jacketed or unjacketed. The jacket,if present, shall meet the requirements of SV, SVE or SVT.RATIONALE FOR DECISION:As the circuitry for EV charging systems becomes more complex, there is the need

5、for more data andsignal conductors. In order to get the required signal performance from these conductors, they need to betwisted into sub-assemblies. Clause 4.1.4.1.1 could be interpreted to indicate that all conductors have tobe bunched together and that sub-assemblies are not permitted. The addit

6、ion of this clause for EV cablesclarifies that these data/signal conductors may be twisted and bundled separately.Copyright 2017 UL LLCUL LLC, in performing its functions in accordance with its objectives, does not guarantee or warrant thecorrectness of Certification Requirement Decisions it may iss

7、ue or that they will be recognized or adoptedby anyone. Certification Requirement Decisions are the opinion of UL LLC. in practically applying therequirements of the standard. They do not represent formal interpretations of the standard underAmerican National Standards Institute (ANSI) processes. UL

8、 LLC shall not be responsible to anyone forthe use of or reliance upon Certification Requirement Decisions by anyone. UL LLC shall not incur anyobligation or liability for damages, including consequential damages, arising out of or in connection withthe use or reliance upon Certification Requirement

9、 Decisions. The electronic version of the CertificationRequirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSTANDARD NUMBER: UL 62 -2-No Text on This Page