1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared and published by Underwriters Laboratories (UL). Itis normative for the applicable
2、UL Product Certification Program(s); however, it is currently not part ofthe UL Standard(s) referenced below.Product Category (CCN): XJYWStandard Number: UL 745-2-3Edition Date: March 23, 1995Edition Number: 1Section / Paragraph Reference: 18.101DECISION:Addition to clause 18.101 of UL 745-2-3The co
3、nstruction of a guard that is removable without the use of tools shall be such that in order to removethe guard:a. The grinding wheel needs to be removed, andb. Two motions are required for the user to remove the guard, e.g. a rotation of the guard anddepressing a lever.RATIONALE FOR DECISION:The Pa
4、rticular Requirements for Grinders, Polishers and Disk Type Sanders, UL 745-2-3, does not specifythe construction requirements to address the risk of injury for a guard that is removable without the useof tools. This represents current practice.Copyright 2007 Underwriters Laboratories Inc.UL, in per
5、forming 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 Decisions are the opinion of Underwriters Laboratories Inc. inpract
6、ically 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 upon Certification Requirement Decisions by anyone. UL shall not
7、 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electronic version of theCertification Requirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT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 745-2-3 -2-No Text on This Page
