【英文标准名称】:Methodoftestforresistancetofireofunprotectedsmallcablesforuseinemergencycircuits
【原文标准名称】:紧急线路用非保护型小电缆的耐火性试验方法
【标准号】:BSEN50200-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-06-30
【实施或试行日期】:2006-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:直径;电缆;电气工程;应急发电站;耐火性;燃烧试验;绝缘电缆;绝缘强度;绝缘完整性;绝缘;试验
【英文主题词】:Cables;Circuits;Communicationcables;Continuitycheck;Diameter;Electriccables;Electricalcords;Electricalengineering;Emergencypowerstations;Fireresistance;Firetests;Fire-resistant;Insulatedcables;Insulatingstrength;Insulationintegrity;Insulations;Opticalwaveguides;Ratedvoltage;Specimenpreparation;Testduration;Testing;Testingdevices;Waterspray;Waterspraytests
【摘要】:ThisEuropeanStandardspecifiesthetestmethodforcablesdesignedtohaveintrinsicresistancetofireandintendedforuseasemergencycircuitsforalarm,lightingandcommunicationpurposes.Thisstandardisapplicabletocables,foremergencycircuits,ofratedvoltagenotexceeding600/1000V,includingthoseofratedvoltagebelow80V,andforemergencycircuitopticalcables.NOTEAlthoughtestproceduresforelectronicdataandcommunicationcablesandopticalfibrecablesaregiveninthisdocument,theseareasareunderactivedevelopmentandthegivenproceduresmaybesubjecttofuturereview.Thisstandardisnotapplicabletocablesintendedforuseinpublictelecommunicationsnetworks.Thetestmethodislimitedtocableswithanoveralldiameternotexceeding20mm.Thetestmethod,whichisbasedonthedirectimpingementofflamefromapropaneburnergivingaconstanttemperatureattackofanotional842°C,canbeusedforcablesforemergencycircuitsrequiredtocomplywithSubclause4.3.1.4.6(a)oftheInterpretativeDocumentforEssentialRequirementNo.2'SafetyinCaseofFire'(94/C62/01)oftheConstructionProductsDirective(89/106/EEC).Insuchcasesthetestmethodonlyapplies,formetallicconductorcables,tothosewithconductorsizesuptoandincluding2,5mm2.Foropticalcables,onlythe20mmdiameterlimitapplies.Thisstandardincludes(AnnexD)ameansoflinkingthemeasuredsurvivaltimetothefireresistanceclassificationforthesecables,asrequiredbySubclause4.3.1.4.6(a)of94/C62/01.Thestandardalsoincludes(AnnexE)ameansofapplyingawaterspraytothecableduringthetest.AlthoughthereisnorequirementundertheConstructionProductsDirectiveforcablestowithstandwaterspraywhenassessingresistancetofire,sucharequirementmaybeafeatureofparticularproductstandards.
【中国标准分类号】:K13
【国际标准分类号】:13_220_40;29_060_20
【页数】:32P.;A4
【正文语种】:英语