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ASTM_D_5425_-_14.pdf

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1、Designation:D542514Standard Guide forDevelopment of Fire Hazard Assessment Standards ofElectrotechnical Products1This standard is issued under the fixed designation D5425;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of la

2、st revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This guide provides guidance on the development of firehazard assessment standards for electrotechnical products.Forthe purp

3、oses of this guide,products include materials,components,and end-use products.1.2 This guide is directed toward development of standardsthat will provide procedures for assessing fire hazards harmfulto people,animals,or property.1.3 This fire standard cannot be used to provide quantitativemeasures.2

4、.Referenced Documents2.1 ASTM Standards:2D1711 Terminology Relating to Electrical InsulationE176 Terminology of Fire StandardsE603 Guide for Room Fire ExperimentsE1546 Guide for Development of Fire-Hazard-AssessmentStandardsE1776 Guide for Development of Fire-Risk-AssessmentStandardsE2061 Guide for

5、Fire Hazard Assessment of Rail Transpor-tation VehiclesE2067 Practice for Full-Scale Oxygen Consumption Calo-rimetry Fire Tests2.2 NFPA Codes and Standards:3NFPA 555 Guide on Methods for Decreasing the Probabilityof Flashover(Withdrawn)NFPA 556 Guide on Methods for Evaluating Fire Hazard toOccupants

6、 of Passenger Road VehiclesNFPA 901 Uniform Coding for Fire Protection2.3 International Electrotechnical Commission(IEC)Stan-dards:4IEC 60695-1-1 Fire Hazard TestingPart 1-1:Guidance forAssessing the Fire Hazard of Electrotechnical ProductsGeneral guidelines(Withdrawn)2.4 International Organization

7、for Standardization(ISO)Standards:5ISO 13943 Fire Safety:Vocabulary3.Terminology3.1 Definitions:3.1.1 For definitions of terms used in this guide and asso-ciated with electrical and electronic insulating materials,useTerminology D1711.3.1.2 For definitions of terms used in this guide and asso-ciated

8、 with fire issues,use Terminology E176,ISO 13943,andIEC 60695-1-1(see 5.1).Where differences exist in definitions,the definitions contained in Terminology E176 shall prevail.3.2 Definitions of Terms Specific to This Standard:3.2.1 electrotechnical product,nitem that generates oruses electrical power

9、 as a source of energy or that is associatedwith the conduction or transmission of electrical signals orpower.3.2.1.1 DiscussionElectrotechnical products include thematerials insulating electrical wires and cables and the mate-rials enclosing other products that generate or are fed byelectricity,as

10、well as the products themselves and all of theirparts.3.2.2 fire scenario,na detailed description of conditions,including environmental,of one or more of the stages frombefore ignition to the completion of combustion in an actualfire at specific location,or in a full-scale simulation.3.2.3 products,

11、nmaterial,component,or end-use product.1This guide is under the jurisdiction ofASTM Committee D09 on Electrical andElectronic Insulating Materials and is the direct responsibility of SubcommitteeD09.21 on Fire Performance Standards.Current edition approved Nov.1,2014.Published November 2014.Original

12、lyapproved in 1994.Last previous edition approved in 2013 as D5425 13.DOI:10.1520/D5425-14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary

13、 page onthe ASTM website.3Available from National Fire Protection Association(NFPA),1 BatterymarchPark,Quincy,MA 02169-7471,http:/www.nfpa.org.4Available from International Electrotechnical Commission(IEC),3 Rue deVaremb,Case postale 131,CH-1211,Geneva 20,Switzerland,http:/www.iec.ch.5Available from

14、 International Organization for Standardization,P.O.Box 56,CH-1211,Geneva 20,Switzerland or from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100

15、Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.Significance and Use4.1 This guide is intended for use by those undertaking thedevelopment of fire hazard assessment standards for electro-technical products.Such standards are expected to be useful tomanufacturers,archit

16、ects,specification writers,and authoritieshaving jurisdiction.4.2 As a guide,this document provides information on anapproach to the development of a fire hazard assessmentstandard;fixed procedures are not established.Any limitationsin the availability of data,of appropriate test procedures,ofadequate fire models,or in the advancement of scientificknowledge will place significant constraints upon the proce-dure for the assessment of fire hazard.4.3 The focus of this guide is on fire assessment s

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