【英文标准名称】:Componentsforsmokeandheatcontrolsystems-Specificationsforcablesystems
【原文标准名称】:烟和热控制系统部件.电缆系统规范
【标准号】:BS7346-6-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-03-31
【实施或试行日期】:2005-03-31
【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】:烟;电缆系统;排烟孔(建筑物);性能试验;建筑物防火;耐火性;电气元件;电缆;额定电压;热学;烟控制;电路;燃烧试验
【英文主题词】:Circuits;Electriccablesystems;Electriccables;Electricalcomponents;Fireresistance;Firesafetyinbuildings;Firetests;Heat;Performancetesting;Ratedvoltage;Smoke;Smokecontrol;Smokeextraction(buildings)
【摘要】:ThisBritishStandarddefinestheperformancerequirementsforvarioustypesofcablesandcablesystemsrequiredtohaveresistancetofire.Thecables(system)areusedforcircuitsthathavetomaintaintheircircuitintegrityforlifesafety,fire-fightingandpropertyprotectionsystems.ThisBritishStandardisapplicabletocablesofratedvoltagenotexceeding600/1000V.CurrentlythisBritishStandarddoesnotcoverthefollowingcables:a)cablesofratedvoltagenotexceeding600/1000Vwiththeoveralloutsidediameterlessthan20mmwhicharenotcapableofbeingfittedintothetestrig;b)wiringsystemswherethecablesofratedvoltagenotexceeding600/1000Vareinstalledwithinmetallicconduit;c)wiringsystemsusedforfirealarmdetectionandsoundercircuitsasdescribedinBS5839.NOTEThebasictestapparatus(testladder,continuityandvoltagecheckingarrangement,sourceofheat,shock-producingdevice)usedinthetestmethodgiveninAnnexBistakenfromBSEN50362.Thisstandardstatesthattheapparatusandtestmethodareintendedforcableswithanoveralldiameterexceeding20mm.ThisBritishStandardalsodefinestheperformancerequirementsformethodsofcablefixing,clipsandcablejointing.ThetestwithinthisBritishStandardincludes:—radiationviadirectimpingement;—mechanicalimpactdirectlyontothecable;and—awaterjetsprayeddirectlyontothecable.Alltheelementsofthetestarecarriedoutonasinglesampleofcable.
【中国标准分类号】:J72
【国际标准分类号】:13_220_20;29_060_01
【页数】:26P.;A4
【正文语种】:英语