1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES INC. CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared and published by Underwriters Laboratories Inc.(UL). It is normative for the a
2、pplicable UL Product Certification Program(s); however, it is currently notpart of the UL Standard(s) referenced below.Product Category (CCN): ILGJStandard Number: UL 2388Edition Date: July 3, 2002Edition Number: 1Section / Paragraph Reference: Par. 15.1.1Subject: Mechanical Securement Prior to Sold
3、eringDECISION:15.1.1 A soldered joint shall be made mechanically secure before soldering. One of the following methodsshall be used:a) The conductor shall be wrapped at least one revolution around the terminal, orb) The conductor shall be passed through an eyelet or opening with at least one right a
4、nglebend, orc) Twisted with other conductorsException: If mechanical security of a soldered joint is impractical or impossible, a joint may be madewithout mechanical security before soldering, provided both sides of the joint are secured in such a waythat stress on the connection, either during or a
5、fter manufacturing process, will be unlikely.RATIONALE FOR DECISION:With the increased use of LED technology, there are different methods of insuring proper mechanicalsecurement prior to soldering. The proposal is intended to add a securement means which is popular inother products using similar tec
6、hnology.Copyright 2012 Underwriters Laboratories Inc.UL, 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 or adoptedby anyone. Certification Requirement Deci
7、sions are the opinion of Underwriters Laboratories Inc. inpractically applying the requirements of the standard. They do not represent formal interpretations of thestandard under American National Standards Institute (ANSI) processes. UL shall not be responsible toanyone for the use of or reliance u
8、pon Certification Requirement Decisions by anyone. UL shall not incurany obligation or liability for damages, including consequential damages, arising out of or in connectionwith the use or reliance upon Certification Requirement Decisions. The electronic version of theCertification Requirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT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 2388 -2-No Text on This Page
