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BS EN 60695-11-20-1999 火灾危害试验.试验用火焰.500W火焰的试验方法

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【英文标准名称】:Firehazardtesting-Testflames-500Wflametestmethods
【原文标准名称】:火灾危害试验.试验用火焰.500W火焰的试验方法
【标准号】:BSEN60695-11-20-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-09-15
【实施或试行日期】:1999-09-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:实验室试验;着火危险试验;泡沫塑料;试验用图表;塑料;非金属的;试验;试验用火焰;火焰;火灾危险;耐火性;塑料制品;破坏性大火;质量保证;电气工程;燃烧试验;电气设备;火焰表面传播;特性;定义
【英文主题词】:
【摘要】:ThispartofIEC60695specifiesasmall-scalelaboratoryscreeningprocedureforcomparingtherelativeburningbehaviourofspecimensmadefromplasticsandothernon-metallicmaterials,aswellastheirresistancetoburn-throughwhenexposedtoaflameignitionsourceof500Wnominalpower.Thismethodisapplicabletobothsolidmaterialsandcellularplasticmaterialshavinganapparentdensityof250kg/morgreaterwhendeterminedinaccordancewithISO845.Itdoesnotapplytothinmaterialsthatshrinkawayfromtheappliedflamewithoutigniting,forwhichISO9773shouldbeused.Thetestmethoddescribedisintendedtocharacterizematerialperformance,forexampleforquality-controlpurposes,andisnotintendedtoassessthebehaviourtofireofbuildingmaterialsorfurnishings.Itmaybeusedforthepre-selectionofamaterial,providedthatpositiveresultsareobtainedatathicknesswhichequalsthesmallestthicknessusedintheapplication.Theresultsobtainedprovidesomeinformationaboutthebehaviourofplasticmaterialsinservice,butcanneverbythemselvesassuresafeperformanceinservice.NOTE-Testresultsareinfluencedbymaterialcomponents,e.g.pigments,fillers,andfireretardants,andpropertiessuchasthedirectionofanisotropyandthemolecularmass.Thistestmethodprovidesaclassificationsystem(see8.3.7)whichmaybeusedforqualityassuranceorthepre-selectionofcomponentmaterialsofproducts.
【中国标准分类号】:K04
【国际标准分类号】:13_220_40;29_020
【页数】:24P;A4
【正文语种】:英语


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【英文标准名称】:Mechanicalstructuresforelectronicequipment—Dimensionsofmechanicalstructuresofthe482,6mm(19in)series—Part3-105:Dimensionsanddesignaspectsfor1Uhighchassis
【原文标准名称】:电子设备用机械结构件.482.6mm(19in)系列机械结构件尺寸.1U高底架用尺寸和设计方面
【标准号】:BSEN60297-3-105-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-02-28
【实施或试行日期】:2009-02-28
【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】:组件;底盘;冷却;柜橱;定义;设计;尺寸;电气工程;电子设备;电子仪器;外壳;架设(施工作业);接口系统;安装;印制电路板;支架;结构体系;辅助框架;适用于插入连接;19英寸系列;482.6mm系列
【英文主题词】:Assemblies;Chassis;Cooling;Cupboards;Definition;Definitions;Design;Dimensions;Electricalengineering;Electronicequipment;Electronicinstruments;Enclosures;Erecting(constructionoperation);Interfacesystems;Mounting;Printed-circuitboards;Racks;Structuralsystems;Subracks;Suitableforplug-inconnection;19inchseries;482
【摘要】:ThispartofIEC60297specifiesthedimensionsfor1UchassismountedintoIEC60297-3-100compliantracks/cabinetswheredimensions,loadedweightandaccessibilityrequiredifferingassemblymethods.GuidanceforcoolingandreferenceforEMC,seismicandfortheclimaticandmechanicalrequirementsandtestsareprovided,asdefinedintheIEC61587series.Thedrawingsusedinthisstandardarenotintendedtoindicateproductdesign,onlythespecificdimensionsshallbeused.TheterminologyusedcomplieswithIEC60917-1.
【中国标准分类号】:L94
【国际标准分类号】:31_240
【页数】:20P.;A4
【正文语种】:英语