IEC 61958-2000 预制的高压开头设备和控制设备组件电压内存指示系统
时间:2024-05-19 17:25:02 来源: 标准资料网 作者：标准资料网 阅读：9530
【英文标准名称】:High-voltageprefabricatedswitchgearandcontrolgearassemblies-Voltagepresenceindicatingsystems
【原文标准名称】:预制的高压开头设备和控制设备组件电压内存指示系统
【标准号】:IEC61958-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-11
【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/SC17C
【标准类型】:()
【标准水平】:()
【中文主题词】:高压设备;额定电压;高压开关设备;电压指示器;电控制设备;电气工程;开关设备;可认知性;指示器;定义;定义;试验
【英文主题词】:Definitions;Electriccontrolequipment;Electricalengineering;High-tensionunits;High-voltageswitchgears;Indicators;Perceptibility;Ratedvoltages;Switchgears;Testing;Voltageindicators
【摘要】:ThisInternationalStandardisapplicabletovoltagepresenceindicatingsystems(VPIS)incor-poratedina.c.switchgearandcontrolgearcoveredbyIEC60298orIEC60466.Voltagepresenceindicatingsystemsaredevicesusedtoprovideinformationtooperatorsaboutthevoltageconditionofthemaincircuitoftheswitchgearinwhichtheyareinstalled.TheindicationofVPISaloneisnotsufficienttoprovethatthesystemisdead:ifoperatingproceduresmakeitmandatory,relevantvoltagedetectorsaccordingtoIEC61243shallbeused.ThisstandardisalsoapplicabletophasecomparatorsspecificallydesignedforusewithVPIS.
【中国标准分类号】:K43
【国际标准分类号】:29_130_10
【页数】:45P.;A4
【正文语种】:英语
【英文标准名称】:HEXAGONALNUTS.REDUCEDHEIGHT.REDUCEDACROSSFLASTSWITHLOCKINGHOLES.ISORHTHREAD.4H5HOR5HTOLERANCECLASSACCORDINGTODIAMETER.
【原文标准名称】:带锁紧孔,ISORH螺纹的六角螺母的折合高度和折合对边.根据直径4H5H或5H公差分类
【标准号】:NFL22-443-1993
【标准状态】:作废
【国别】:法国
【发布日期】:1993-07
【实施或试行日期】:1993-06-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_30
【页数】:4P;A4
【正文语种】:其他
【英文标准名称】:StandardSpecificationforPolyethylene/Aluminum/Polyethylene(PE-AL-PE)CompositePressurePipe
【原文标准名称】:聚乙烯/铝/聚乙烯(PE-AL-PE)复合材料压力管的标准规范
【标准号】:ASTMF1282-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F17.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:塑料;压力管;加强材料;
【英文主题词】:composite;PE-AL-PE;pipe;polyethylene;pressure
【摘要】:1.1Thisspecificationcoversacoextrudedpolyethylenecompositepressurepipewithaweldedaluminumtubereinforcementbetweentheinnerandouterlayers.Theinnerandouterpolyethylenelayersarebondedtothealuminumtubebyameltadhesive.Includedisasystemofnomenclatureforthepolyethylene-aluminum-polyethylene(PE-AL-PE)pipes,therequirementsandtestmethodsformaterials,thedimensionsandstrengthsofthecomponenttubesandfinishedpipe,adhesiontests,andtheburstandsustainedpressureperformance.Alsogivenaretherequirementsandmethodsofmarking.Thepipecoveredbythisspecificationisintendedforuseinpotablewaterdistributionsystemsforresidentialandcommercialapplications,waterservice,undergroundirrigationsystems,andradientpanelheatingsystems,baseboard,snow-andice-meltsystems,andgasesthatarecompatiblewithcompositepipeandfittings.1.2Thisspecificationrelatesonlytometalandplasticcompositepipesincorporatingaweldedmetallictube.Theweldedmetallictubeofitselfiscapableofsustaininginternalpressures.Pipesconsistingofmetalliclayersnotweldedtogetherareoutsidethescopeofthisspecification.1.3Specificationsforconnectorsforusewithpipemeetingtherequirementsofthisspecificationaregivenin.1.4Thisspecificationexcludescrosslinkedpolyethylene-aluminum-crosslinkedpolyethylenepipes(seeSpecificationF1281).1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thefollowingprecautionarycaveatpertainsonlytothetestmethodsportion,Section,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_99
【页数】:12P.;A4
【正文语种】: