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UL SUBJECT 2237-2011 多点互连电力电缆组件调查大纲

认证网 (2018/11/28 18:58:37)  浏览:503  评论:0
       【英文标准名称】:Multi-PointInterconnectionPowerCableAssembliesforIndustrialMachinery
  
  【原文标准名称】:工业机械用多点互连电力电缆组件调查大纲
  
  【标准号】:ULSUBJECT2237-2011
  
  【标准状态】:现行
  
  【国别】:美国
  
  【发布日期】:2011-08-08
  
  【实施或试行日期】:
  
  【发布单位】:美国保险商实验所(US-UL)
  
  【起草单位】:
  
  【标准类型】:()
  
  【标准水平】:()
  
  【中文主题词】:
  
  【英文主题词】:
  
  【摘要】:1.1Thisoutlineofinvestigationcoversmulti-pointinterconnectionpowercableassemblies.Theymayconsistofpowercableassemblies,maleandfemalepowercablefittings,panel-mountedpowercable/conductorfittingsandfeeder-tappowercablefittingsusedwithindustrialmachineryinaccordancewiththeNationalFireProtectionAssociationElectricalStandardforIndustrialMachinery,NFPA79.1.2Theseinterconnectionpowercableassembliesareintendedtobeusedinanindustrialenvironmenttodistributethepowertobranchcircuits,includingmotorbranchcircuits,ofindustrialmachinery.1.3Devicescoveredunderthisoutlineofinvestigationareonlyintendedforindooruse,unlessotherwiseidentified.1.4Thepowercableassembliescoveredunderthisoutlineofinvestigationarerated600Vorless.Eachpowercableassembliesandfittingsareratedinvoltsandamperes.Theelectricalratingsaremarked,oneachdeviceoronaflaglabelaffixedtoeachindividualpowercableassembly.1.5Thecableassemblyfittingsandpanel-mountfittingsareintendedtobeinstalledinaccordancewiththemanufacturer’sinstallationinstructions.Thecableassemblyfittingsareintendedtobeassembledormoldedonflexiblecord.Thepowercableassembliesandmatingfittingsarenotintendedtobeusedasasubstituteforthefixedwiringofthebuildingstructure.Thepowercableassembliesandmatingfittingsmaybeconnectedtothefixedwiringofthebuildingstructure;usingafeedertapfittingormale/femalecablefitting.1.6Powercableassembliesandfittingscoveredunderthisoutlineofinvestigationarenotintendedtomakeorinterruptcurrentunderloadconditions.Thesepowercableassembliesandfittingshavebeeninvestigatedtotheirmarkedshort-circuitcurrentrating.Powercableassembliesandfittingsmayspecifyamaximumampererating,typeofovercurrentprotectivedevice,orboth.Unlessotherwisemarked,thepowercableassembliesandfittingsareintendedtobesuppliedfromanovercurrentprotectivedeviceofthemaximumampereratingpermittedbytheRelationshipBetweenConductorSizeandMaximumRatingorSettingofShort-CircuitProtectiveDeviceforPowerCircuitsTable,Table7.2.10.4oftheNationalFireProtectionAssociationElectricalStandardforIndustrialMachinery,NFPA79.1.7Thisoutlineofinvestigationdoesnotcovermale-to-malecableassembliesormulti-outletfittings.1.8Thesedevicesareintendedforuseonlywiththemanufacturer’ssamelineofproductscoveredunderthisoutlineofinvestigation.
  
  【中国标准分类号】:K13
  
  【国际标准分类号】:
  
  【页数】:52P.;A4
  
  【正文语种】:英语
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