【英文标准名称】:Single-cappedfluorescentlamps;safetyspecifications
【原文标准名称】:单头荧光灯.安全规范
【标准号】:IEC61199-1993
【标准状态】:作废
【国别】:国际
【发布日期】:1993-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC34A
【标准类型】:()
【标准水平】:()
【中文主题词】:批量检验;分单双面(向)的;质量检验;安全要求;灯头;管式荧光灯;电气工程;评估级别;试验记录;荧光灯;最终试验
【英文主题词】:batchtesting;lampcaps;safetyrequirements;tubularfluorescentlamps;electricalengineering;fluorescentlamps;qualitytesting;appraisallevel;finaltest;testrecord;duesided
【摘要】:
【中国标准分类号】:K72
【国际标准分类号】:29_140_30
【页数】:55P.;A4
【正文语种】:英语


【英文标准名称】:Closedexpansionvesselswithbuilt-indiaphragmforinstallationinwater
【原文标准名称】:供水设备用带内置横膈膜的封闭式膨胀容器
【标准号】:BSEN13831-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-12-31
【实施或试行日期】:2007-12-31
【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】:空白格式;闭路的;交付使用;一致性;定义;设计;隔膜(机械部件);饮用水设备;膨胀;膨胀箱(罐);膨胀罐;加热技术;维护;作标记;材料;数学计算;薄膜材料;安装;压力膨胀箱;压力容器;规范(验收);储存;测试;热环境系统;水常规
【英文主题词】:Blankforms;Closed;Commissioning;Conformity;Definitions;Design;Diaphragms(mechanicalcomponents);Drinkingwaterinstallations;Expansion;Expansiontanks;Expansionvessels;Heatingtechnics;Maintenance;Marking;Materials;Mathematicalcalculations;Membranes;Mounting;Pressureexpansiontanks;Pressurevessels;Specification(approval);Storage;Testing;Thermalenvironmentsystems;Waterpractice
【摘要】:ThisEuropeanStandardspecifiesrequirementsforthedesign,manufactureandtestingofclosedexpansionvesselswithbuiltindiaphragm,whichwillhereinafterbecalled"vessels",anda)whosediaphragmservestoseparatewaterontheonehandandair/nitrogenontheotherhandinheating/coolingsystemsorfreshwatersystems;b)whicharemanufacturedsinglyorinseries;c)whichmayconsistpartlyorentirelyof(cold)deep-drawnparts;d)whosepartsmaybejoinedbywelding,clenchingorflanges;e)whosesizeisnotlimited;f)whosemaximumallowablepressureisgreaterthan0,5bar,yetnotexceeding30bar;g)whoseupperwallthicknessislimitedto12mmforausteniticsteelsand15mmforferriticsteels;h)whoseminimumoperatingtemperatureisnotbelow–10°Candwhosemaximumoperatingtemperatureisnotabove70°C.NOTEThemaximumoperatingtemperatureof70°Cisdeterminedbythecharacteristicsofthediaphragmmaterials.Itmaybehigher,ifsuitabilityofdiaphragmmaterialisproven.Whateverthetemperatureintheheatingsystem,forthevesseloperationthedecisivefactoristhemaximumoperatingtemperatureofthediaphragm.Itisthesystemdesigner'sresponsibilitytoprescribemeasurestoprotectthediaphragmfromunsuitabletemperatures(e.g.connectiontothecoldestpartofthesysteminaheatingsystem,tothewarmestinarefrigerationcircuit;thermostaticmonitoringofconnectiontovesselorintermediatevessel).Forcaseswhereoperatingtemperaturesabove70°Ccannotbeavoidedthesuitabilityofthediaphragmmaterialistobeproven(seeClause8).WhenreferenceismadeinthisEuropeanStandardtoEN13445-1,EN13445-2,EN13445-3,EN13445-4andEN13445-5respectively,allrelevantprovisionsintheconcernedclausesofthesestandardsneedtoapply.
【中国标准分类号】:Q81
【国际标准分类号】:91_140_10
【页数】:64P;A4
【正文语种】:英语