UL 698A CRD-2015 UL Standard for Industrial Control Panels Relating to Hazardous - Section Paragraph Reference 1 2 Subject Deletion of outdated scope restriction (Edition 3 Septem.pdf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 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): NRBXStandard Number: UL 698AStandard Title: Standard for Industrial Control Panels Relating to Hazardous(Classified) LocationsEdition Date: September 14, 201

3、2Edition Number: 3Section / Paragraph Reference: 1.2Subject: Deletion of outdated scope restrictionDECISION:It has been decided that Clause 1.2 of UL 698A is no longer applicable and can be deleted in its entirety.1.2 The industrial control panels covered by these requirements are not intended for m

4、etalworking machine tools, plastic injection molding, power press controls, flame safety supervisionof combustible fuel type equipment, or elevator controls. 1.2 The industrial control panelscovered by these requirements are not intended for metal working machine tools, plasticinjection molding, pow

5、er press controls, flame safety supervision of combustible fuel typeequipment, or elevator controls.RATIONALE FOR DECISION:Clause 1.2 of UL 698A states that the industrial control panels covered by these requirements “are notintended for metal working machine tools, plastic injection molding, power

6、press controls, flame safetysupervision of combustible fuel type equipment, or elevator controls”. This is an outdated restriction thatis no longer applicable to panel applications covered by this standard.When UL 698A was first published, it relied upon general industrial requirements for ordinary

7、locations(OrdLoc) industrial control panels that involved a similar restriction. Therefore, this restriction was simplyrepeated in UL 698A for consistency. Today, the general industrial requirements for OrdLoc industrialcontrol panels upon which UL 698A relies are contained in the UL Standard for Sa

8、fety for IndustrialControl Panels, UL 508A. In Clause 1.2 of UL 508A, it reads (with bold text added for emphasis), “Theserequirements also cover industrial control panel enclosures and industrial control panels intended forflame safety supervision of combustible fuel type equipment, elevator contro

9、l, crane or hoistcontrol, service equipment use, marine use, air conditioning and refrigeration equipment, and for controlof industrial machinery including metalworking machine tools, power press controls, and plasticinjection molding machinery”.Therefore, with the general industrial requirements fo

10、r OrdLoc industrial control panels contained in UL508A specifically covering metal working machine tools, plastic injection molding, power press controls,flame safety supervision of combustible fuel type equipment, and elevator controls, the restriction inClause 1.2 of UL 698A is no longer applicabl

11、e and can be deleted.This Certification Requirement Decision (CRD) will be reflected in an upcoming Fourth edition revisioneffort underway regarding UL 698A.Copyright 2015 Underwriters Laboratories Inc.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION

12、FROM ULUL, 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 Decisions are the opinion of Underwriters Laborato

13、ries 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 upon Certification Requirement Decisions by any

14、one. 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 customersSTANDARD NUMBER: UL 698A -2-