UL 2231-1-2002 电动车辆供电线路的人员保护系统.一般要求

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【英文标准名称】:ULStandardforSafetyPersonnelProtectionSystemsforElectricVehicle(EV)SupplyCircuits:GeneralRequirementsFirstEdition
【原文标准名称】:电动车辆供电线路的人员保护系统.一般要求
【标准号】:UL2231-1-2002
【标准状态】:作废
【国别】:美国
【发布日期】:2002-04-30
【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】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:摩托车;运载工具;电力道路车辆;电池;电气安全;能源贮存装置;道路车辆;电驱动装置;电气设备;电气工程;电动汽车;防护服装;规范(验收);电力系统
【英文主题词】:electricalsafety;electricalequipment;electricpowersystems;specification(approval);electricroadvehicles;vehicles;motorvehicles;energystoragedevices;electricalengineering;electrically-operateddevices;electromobiles;protectiveclothing;roadvehicles;electriccells
【摘要】:1.1TheserequirementscoverdevicesandsystemsintendedforuseinaccordancewiththeNationalElectricalCode(NEC),ANSI/NFPA70,Article625,toreducetheriskofelectricshocktotheuserfromaccessibleparts,ingroundedorisolatedcircuitsforchargingelectricvehicles.Thesecircuitsareexternaltooron-boardthevehicle.1.2Thedevicesandsystemscoveredbytheserequirementsmustbecompatiblewiththedesignsofchargingsystemsandvehicleswhereuseisintendedandshallberatedaccordingly.Toassurecompatibility,thefeaturescontainedin1.3-1.5arerequiredofthechargingsystem,thevehicle,orboth.1.3Thetypeofvehiclecoveredbytheserequirements,includingallaccessibleconductivepartsonthevehicle,haveoneormoreofthefollowing:a)Provisionfortheconnectionofanequipmentgroundingconductorduringbatterycharging,unlessthevehiclehasasystemofreinforcedordoubleinsulationorallofthecircuitryonthevehicleiselectricallyisolatedfromthesupplycircuit;b)Provisionfortheconnectionofground-monitoringconductors,whererequired;c)Reinforcedinsulationorbedouble-insulatedfromthesupplycircuit;ord)Nodirectconnectionbetweencurrentcarryingconductorsandthevehiclechassis.1.4Theserequirementscoverdevicesandsystemswherethegroundingpathimpedanceofthechargingsystemtothevehicleislessthanorequaltotheimpedanceoftheungroundedconductororconductors.1.5Theserequirementscoverdevicesandsystemswhereacontinuouscurrentlessthan70mARMSisavailablefromanyaccessiblepartofthechargingsystem.1.6Devicescoveredbytheserequirementsareintendedtointerrupttheelectriccircuittotheloadwhen:a)Afaultcurrenttogroundexceedssomepredeterminedvaluethatislessthanthatrequiredtooperatetheovercurrentprotectivedeviceofthesupplycircuit,b)Thegroundingpathbecomesopen-circuitedorbecomesanexcessivelyhighimpedance,orc)Apathtogroundisdetectedonanisolated(ungrounded)system.1.7Thesedevicesandsystemsareintendedtobeappliedonelectricalsystemsorincludederivedsystemsthatare:a)Eitherend-groundedorcentrallygroundedwhentheoperatingvoltageis150Vrmsorless,b)Centrallygroundedwhentheoperatingvoltageisgreaterthan150Vrms,orc)Isolated(ungrounded).1.8Chargingcircuitinterruptingdevicescoveredbytheserequirementsareinvestigatedfortheirabilitytoprovideprotectionbasedon:a)Thetypeofcurrent(60HzAC,DC,acombinationofACandDC,orACatfrequenciesgreaterthan60Hz)presentinthecircuittobeprotected,andb)Voltage.1.9Theserequirementsdonotcoverground-faultcircuit-interrupters(GFCIs)intendedforuseaspersonnelprotectioninaccordancewiththeNationalElectricalCodeongrounded120Vrmstoground,60Hzcircuits.SuchdevicesarecoveredundertheStandardforGround-FaultCircuit-Interrupters,UL943.1.10ThisstandardincludestheScope,Glossary,andDescriptionofRequirements,includingtherequiredfeaturesofprotectionsystems.TheStandardforPersonnelProtectionSystemsforElectricVehicle(EV)SupplyCircuits:ParticularRequirementsforProtectionDevicesforUseinChargingSystems,UL2231-2,containsthePerformanceandConstructionrequirementsforprotectivedevicesthatwouldbecomeapartofachargingsystem.
【中国标准分类号】:T91
【国际标准分类号】:43_120
【页数】:20P.;A4
【正文语种】:英语