【英文标准名称】:TestMethodforSmokeObscurationCausedbyBurningCablesinaVerticalConfiguration(10.02)
【原文标准名称】:在立式电缆槽中燃烧电缆引起的烟雾遮避性的试验方法(10.02)
【标准号】:ANSI/ASTMD5424-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【实施或试行日期】:2005-09-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电缆;热量计;二氧化碳;一氧化碳;排出废气;设计;电绝缘材料;排气系统;防火安全;点火;仪器装置;绝缘材料;绝缘;氧消耗;烟;试验;有毒气体
【英文主题词】:Cables;Calorimeters;Carbondioxide;Carbonmonoxide;Combustiongas;Design;Electricalinsulatingmaterials;Exhaustsystems;Firesafety;Ignition;Instrumentation;Insulatingmaterials;Insulations;Oxygenconsumption;Smoke;Tests;Toxicgases
【摘要】:Thisisafire-test-responsestandard.Thistestmethodprovidesameanstomeasurethesmokeobscurationresultingfromburningelectricalinsulatingmaterialscontainedinelectricaloropticalfibercableswhenthecablespecimens,excludingaccessories,aresubjectedtoaspecifiedflamingignitionsourceandburnfreelyunderwellventilatedconditions.Thistestmethodprovidestwodifferentprotocolsforexposingthematerials,whenmadeintocablespecimens,toanignitionsource(approximately20kW),fora20mintestduration.Useittodeterminetheflamepropagationandsmokereleasecharacteristicsofthematerialscontainedinsingleandmulticonductorelectricaloropticalfibercablesdesignedforuseincabletrays.Thistestmethoddoesnotprovideinformationonthefireperformanceofelectricaloropticalfibercablesinfireconditionsotherthantheonesspecificallyusedinthistestmethodnordoesitmeasurethecontributionofthecablestoadevelopingfirecondition.Datadescribingtheburningbehaviorfromignitiontotheendofthetestareobtained.Theproductionoflightobscuringsmokeismeasured.Theburningbehaviorisdocumentedvisually,byphotographicorvideorecordings,orboth.Thetestequipmentissuitableformakingother,optional,measurements,includingtherateofheatreleaseoftheburningspecimen,byanoxygenconsumptiontechniqueandweightloss.Anothersetofoptionalmeasurementsaretheconcentrationsofcertaintoxicgasspeciesinthecombustiongases.ThevaluesstatedinSIunitsaretoberegardedasthestandard(seeIEEE/ASTMSI10).Thisstandardmeasuresanddescribestheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,productsorassembliesunderactualfireconditions.Firetestingofproductsandmaterialsisinherentlyhazardous.Employadequatesafeguardsforpersonnelandpropertyinconductingthesetests.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K13
【国际标准分类号】:13_220_40;29_035_01;29_060_01
【页数】:
【正文语种】:英语