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): UZFT2/8, UZKX2 and UZIQ2Standard Number: UL 1441Standard Title: Standard for Coated Electrical SleevingEdition Date: September 16, 2005Edition Number: 4Section / Paragraph Reference: (New) Section 5.1
3、A and Clause 5.1A.1Subject:DECISION:5.1A Pre-Conditioning and Test Conditions :5.1A.1 Unless otherwise specified all testing, except flammability, should be conducted at 235C(739F) and a relative humidity of 5010%. Flammability testing shall be conducted in still air at atemperature of 15 35C (59 -
4、95F) and a relative humidity of 75%. All samples shall be preconditionedat 235C (739F) and a relative humidity of 5010% for a minimum of 30 minutes prior to test.RATIONALE FOR DECISION:It has come to ULs attention that specific preconditions or test conditions are not described in all cases.The addi
5、tion of Section 5.1A and Clause 5.1A.1 are intended to define these parameters.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 issue or that they will be recognized
6、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 LLC shall not be responsible to an
7、yone 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 Decisions. The electronic version
8、of the CertificationRequirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT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 1441 -2-No Text on This Page
