1、An AmericAn nAtionAl StAndArdNECA 413-2012 Standard for Installing and MaintainingElectric Vehicle Supply Equipment (EVSE) Published byNational Electrical Contractors AssociationTStandard forInstalling and MaintainingElectric Vehicle Supply Equipment (EVSE)NECA413-2012AnAmericanNationalStandardPubli
2、shed byNational ElectricalContractors Associationiii a73Foreword .v1. Scope 11.1 ProductsandApplicationsIncluded 11.2 ProductsandApplicationsExcluded11.3 RegulatoryandOtherRequirements12. Definitions .33. Overview .64. Components 74.1 General74.2 InstallationsRequiringVentilation .84.3 SafetyInterlo
3、cks 94.3.1 ConnectionInterlock.94.3.2 ChargeCircuitInterrupterDevice 94.3.3 AutomaticDe-EnergizationDevice .94.3.4 VentilationInterlocks.95. Pre-InstallationConsiderations 115.1 BatteryOperatingandChargingTemperatureLimitations 115.2 SmartChargers 115.3 ChargingPower115.3.1 ACLevel1Charging.125.3.2
4、ACLevel2Charging.125.3.3 FastChargingDC(DCLevel2) .125.4 ConductiveandInductiveEVChargerTechnologies .135.4.1 ConductiveCharging 145.4.2 InductiveTechnologies.145.5 CommunicationandDataRequirements.145.5.1 CommunicationBetweentheEVandEVSE .145.5.2 CommunicationBetweentheEVandthePowerSupplier .155.6
5、EVSEEquipmentandSitingRequirements .155.6.1 ElectricalLoadCalculations 155.6.2 SiteSelectionandPreparation 165.6.3 CommercialFleetLots .175.7 ElectricUtilityInterconnectionRequirements 186. Installation 196.1 General.196.1.1 FreeStandingEVSE .196.1.2 RFIDorAntennaandParkingBumperorWheelstopInstallat
6、ion.206.2 EVSEStart-upandCommissioning .21TableofContentsa73 iv7. Maintenance .227.1 General.22AnnexA:ProductRegulations,CodesandStandards .23AnnexB:EVSEPre-InstallationInspectionGuidelinesandInspectionChecklist26AnnexC:ReferenceStandards .32NECA413 Electric Vehicle Supply Equipment (EVSE)v a73Intro
7、ductionNationalElectricalInstallationStandards(NEIS)aredesignedtoimprovecommunicationamongspecifiers,purchasers,andsuppliersofelectricalconstructionservices.Theydefineaminimumbaselineofqualityandworkmanshipforinstallingelectricalproductsandsystems.NEISareintendedtobereferencedincontractdocumentsfore
8、lectricalconstructionprojects.Thefollowinglanguageisrecommended:TelecommunicationsbondingandgroundingplanningandinstallationsshallbeinstalledinaccordancewithNECA413-2012,StandardforInstallingandMaintainingElectricVehicleSupplyEquipment(EVSE)(ANSI).UseofNEISisvoluntary,andtheNationalElectricalContrac
9、torsAssociationassumesnoobligationorliabilitytousersofthispublication. Existenceofastandardshallnotprecludeanymemberornon-memberofNECAfromspecifyingorusingalternateconstructionmethodspermittedbyapplicableregulations.ThispublicationisintendedtocomplywiththeNationalElectricalCode(NEC).Becausetheyarequ
10、alitystandards,NEISmayinsomeinstancesgobeyondtheminimumsafetyrequirementsoftheNEC. ItistheresponsibilityofusersofthispublicationtocomplywithstateandlocalelectricalcodesandFederalandstateOSHAsafetyregulationsaswellastofollowmanufacturersinstallationinstructionswheninstallingelectricalproductsandsyste
11、ms.Suggestionsforrevisionsandimprovementstothisstandardshouldbeaddressedto:NECAStandards&Safety3BethesdaMetroCenter,Suite1100Bethesda,MD20814(301)657-3110telephone(301)215-4500faxwww.neca-neis.orgneisnecanet.orgTopurchaseNationalElectricalInstallationStandards,contacttheNECAOrderDeskat(301)215-4504t
12、el,(301)215-4500fax,ororderdesknecanet.org. NEIScanalsobepurchasedin.pdfdownloadformatatwww.neca-neis.org/standards.Copyright2012,NationalElectricalContractorsAssociation.Allrightsreserved.Unauthorizedreproductionprohibited.NationalElectricalInstallationStandardsandNEISaretrademarksoftheNationalElec
13、tricalContractorsAssociation.BICSIisaregisteredtrademarkofBICSIATelecommunicationsAssociation,Tampa,FL.NationalElectricalCodeandNECareregisteredtrademarksoftheNationalFireProtectionAssociation,Quincy,MA.Foreword(Thisforewordisnotapartofthestandard)a73 viNECA413 Electric Vehicle Supply Equipment (EVS
14、E)1 a73ThisstandarddescribestheproceduresforinstallingandmaintainingACLevel1,ACLevel2andfastchargingDC(initiallyknownintheindustryasACLevel3andcurrentlyknownintheindustryasDCLevel2)ElectricVehicleSupplyEquipment(EVSE).1.1 ProductsandApplicationsIncludedThisstandardcoversElectricVehicleSupplyEquipmen
15、t(EVSE)thatcomplieswithapplicablelocal,stateandfederalregulations,codesandstandardsforACLevel1,ACLevel2andfastchargingDC(DCLevel2)EVSEintendedfortransferringenergybetweenpremiseswiringsystemsandelectricvehicles(EVs).1.2 ProductsandApplicationsExcludedThisstandarddoesnotapplytootherthanCodecompliantA
16、CLevel1,ACLevel2andfastchargingDC(DCLevel2)EVSE,aswellastooff-road,self-propelledelectricvehicles,suchasindustrialtrucks,hoists,lifts,transports,golfcarts,airlinegroundsupportequipment,tractors,boats,andthelike.1.3 RegulatoryandOtherRequirementsa) Allinformationinthispublicationisintendedtoconformto
17、theNationalElectricalCode(ANSI/NFPAStandard70). InstallersshouldalwaysfollowtheNEC,applicablestateandlocalcodes,andmanufacturersinstructionswheninstallingandmaintainingElectricVehicleSupplyEquipment(EVSE).b) OnlyqualifiedpersonsasdefinedintheNECfamiliarwiththeconstructionandoperationofElectricVehicl
18、eSupplyEquipment(EVSE)shouldperformthetechnicalworkdescribedinthispublication.Administrativefunctionsandothernon-1.ScopeFigure1.1.1Electricvehiclesupplyequipment(CourtesyofNECA)Figure1.1.2PhotoshowingtypicalACLevel1electricvehiclesupplyequipment(EVSE)(CourtesyofLegrand/PassandSeymour)Figure1.1.3Phot
19、oshowingtypicalACLevel2electricvehiclesupplyequipment(EVSE)(CourtesyofLegrand/PassandSeymour)technicaltaskscanbeperformedunderthesupervisionofaqualifiedperson.AllworkshouldbeperformedinaccordancewithNFPA70E,StandardforElectricalSafetyintheWorkplace,inadditiontoapplicableOSHAregulations.c) Generalreq
20、uirementsforinstallingelectricalproductsandsystemsaredescribedinNECA1-2010,StandardPracticesforGoodWorkmanshipinElectricalConstruction(ANSI).OtherNationalElectricalInstallationStandardsprovideadditionalguidanceforinstallingparticulartypesofelectricalproductsandsystems. AcompletelistofNEISisprovidedi
21、nAnnexC.NECA413 Electric Vehicle Supply Equipment (EVSE)a73 2ACLevel1Charging. Electricvehicle(EV)chargingthatemployscord-and-plugconnectedportableelectricvehiclesupplyequipment(EVSE). ACLevel1EVSEisratedsingle-phase,nominal120VAC,witheithera15Aor20Aconfiguration,andissuitableforconnectiontoNEMA5-15
22、Ror5-20Rreceptacles.ACLevel2Charging. ACLevel2EVSEisratedsingle-phase,nominal208VACor240VAC,80Amaximum,withbranchcircuitovercurrentprotectionasrequired. Electricvehicle(EV)chargingforindoorusecouldbecordandplugconnectedorpermanentlywiredelectricvehiclesupplyequipment(EVSE)operatedatafixedorportablel
23、ocationusedspecificallyforEVcharging.AnACLevel2systemmaybecordandplugconnectedifidentifiedasmeetingtherequirementsofNEC625.ACLevel3Charging. Atthetimeofthepublicationofthisstandard,thevoltage,ampacity,andpowerratingsofACLevel3chargingarenotfinalized.AuthorityHavingJurisdiction(AHJ). Anorganization,o
24、fficeorindividualresponsibleforenforcingtherequirementsofacodeorstandard,orforapprovingequipment,materials,aninstallation,oraprocedure.Battery. Anelectrochemicaldevicethattransformsstoredchemicalenergyintoelectricenergyduringdischarge. Batteriesforelectricvehicles(EVs)areelectricallyconnectedinaseri
25、esand/orparallelarrangementtoprovidethevoltage,power,capacityandpackagingrequirementsoftheEV.AlsoseeBatteryPackandBatterySystem.BatteryElectricVehicle(BEV). Anautomotive-typevehiclethatispoweredsolelybythebatteryenergystoragesystemavailableon-boardthevehicle.Sincethereisnoothersignificantenergysourc
26、e,BEVbatteriesaretypicallyanorderofmagnitudelargerthanthebatteriesinhybridorplug-inhybridelectricvehicles(PHEV). AlsoseePlug-inHybridElectricVehicle(PHEV).BatteryPack. Agroupofbatteriesconnectedinserialorparallelarrangement,selectedandconfiguredasaunittomeetthevoltage,power,capacityandpackagingrequi
27、rementsoftheelectricvehicle(EV).BatterySystem. Theelectricvehicle(EV)batterypackandbatterysupportequipment,suchasthermalmanagementandbatterymonitoringandcontrols.Capacity. Thetotalnumberofamperehours(Ah)thatcanbewithdrawnfromafullychargedcellorbatteryforaspecificsetofoperatingconditions,includingdis
28、chargerate,temperature,age,standtime,anddischargeterminationcriteria.ChargeCircuitInterruptingDevice(CCID). Aprotectivedevicethatcontinuouslymonitorsthecurrentdifferentialbetweenallcurrent-carryingconductorsinagroundedsystemandopensthecircuitifthedifferentialcurrentexceedsapresetthreshold.Charger.An
29、electricaldevicethatconvertsalternating-current(AC)energytoaregulateddirect-current(DC)energyforreplenishingtheenergyofanenergystoragedevice,suchasabattery,andforoperatingothervehicleelectricalsystems.ContinuousLoad. Aloadwherethemaximumcurrentisexpectedtocontinuefor3hoursormore.2.Definitions3 a73DC
30、Level1Charging. DCLevel1EVSEisrated200VDCto450VDCwith80Amaximum. Atthetimeofthepublicationofthisstandard,thevoltage,ampacity,andpowerratingsofDCLevel1chargingarenotfinalized.DCLevel2Charging. DCLevel2EVSEisrated200VDCto450VDCwith200Amaximum. Atthetimeofthepublicationofthisstandard,thevoltage,ampacit
31、y,andpowerratingsofDCLevel2chargingarenotfinalized.DCLevel2iscurrentlyknownasFastChargingDC.DCLevel3Charging. DCLevel3EVSEisrated200VDCto600VDCwith400Amaximum. Atthetimeofthepublicationofthisstandard,thevoltage,ampacity,andpowerratingsofDCLevel3chargingarenotfinalized.ElectricVehicle(EV). Anautomoti
32、ve-typevehicleforon-roaduse,suchaspassengerautomobiles,buses,trucks,vans,neighborhoodelectricvehicles,electricmotorcycles,andthelike,primarilypoweredbyanelectricmotorthatdrawscurrentfromarechargeablestoragebattery,fuelcell,photovoltaicarray,orothersourceofelectriccurrent.Plug-inhybridelectricvehicle
33、s(PHEV)areconsideredelectricvehicles.ForthepurposeofthisStandard,off-road,self-propelledelectricvehicles,suchasindustrialtrucks,hoists,lifts,transports,golfcarts,airlinegroundsupportequipment,tractors,boats,andthelike,arenotincluded.ElectricVehicle(EV)Connector. Adevicethat,byinsertionintoanelectric
34、vehicle(EV)inlet,establishesanelectricalconnectiontotheEVforthepurposeofenergytransferandinformationexchange.ThisdeviceispartoftheEVcoupler.ElectricVehicle(EV)Cable. Theoff-boardcablecontainingtheconductorstoconnecttheelectricvehicle(EV)plugwiththeEVpowercontrollertotransferenergybetweentheElectricV
35、ehicleSupplyEquipment(EVSE)andtheelectricvehicle(EV),andtoprovidecommunicationsduringenergytransfer.Note:SeeAnnexAforinformationrelatedtoflexiblepowersupplycordsthatarepartoflistedelectricvehiclesupplyequipment.ElectricVehicle(EV)Coupler. Amatingelectricvehicle(EV)inletandEVconnectorset.ElectricVehi
36、cle(EV)Inlet. Thedeviceontheelectricvehicle(EV)intowhichtheEVconnectorisinsertedforenergytransferandinformationexchange.ThisdeviceispartoftheEVcoupler.ForthepurposesofthisStandard,theEVinletisconsideredtobepartoftheEVandnotpartoftheelectricvehiclesupplyequipment(EVSE).ElectricVehicle(EV)NonventedSto
37、rageBattery. Ahermeticallysealedbatterycomprisedofoneormorerechargeableelectrochemicalcellsthathasnoprovisionforthereleaseofexcessivegaspressure,orfortheadditionofwaterorelectrolyte,orforexternalmeasurementsofelectrolytespecificgravity.ElectricVehicleSupplyEquipment(EVSE).Theconductors,includingtheu
38、ngrounded,grounded,andequipmentgroundingconductorsandtheelectricvehicle(EV)connectors,attachmentplugs,andallotherfittings,devices,poweroutlets,orapparatusinstalledspecificallyforthepurposeoftransferringenergybetweenthepremiseswiringandtheEV.NECA413 Electric Vehicle Supply Equipment (EVSE)a73 4Figure
39、2.1EVConnectorJ1772(CourtesyofGeneralMotors)Figure2.2Typicalelectricvehiclesupplyequipment(Level2shown)(CourtesyofEatonCorporation)FastChargingDC(DCLevel2). Electricvehicle(EV)chargingthatemployspermanentlywiredelectricvehiclesupplyequipment(EVSE)thatisoperatedatafixedlocationandisusedspecificallyfo
40、rEVcharging.Asofthedateofthispublication,fastchargingDC(DCLevel2)EVSEisrated200VDCto450VDC,200Amaximum. FastchargingDCwasinitiallyknownintheindustryasACLevel3charging.FastchargingDCiscurrentlyknownasDCLevel2charging.Hybrid. SeePlug-inHybridElectricVehicle(PHEV).InductiveChargingSystem. Achargingsyst
41、emthattransfersalternatingcurrent(AC)energyacrossatake-aparttransformerandrectifiesthatenergyintodirectcurrent(DC)energyforthepurposeoftransferringenergybetweenthepremiseswiringsystemandelectricvehicle(EV).NationalFireProtectionAssociation(NFPA).Professionalorganizationthatpromotesthescienceandimpro
42、vesthemethodsoffireprotectionandprevention,electricalsafety,andothersafetyrelatedgoals. NFPAalsodevelopsconsensuscodesandstandards.Non-ContinuousLoad. Aloadwherethemaximumcurrentisexpectedtocontinueforlessthan3hours.Off-BoardCharger. Achargerwithcontrolandmonitoringcapabilitiesbuiltintotheelectricve
43、hiclesupplyequipment(EVSE),notontheelectricvehicle(EV).On-BoardCharger. Achargerwithcontrolandmonitoringcapabilitiesbuiltintotheelectricvehicle(EV),notintheelectricvehiclesupplyequipment(EVSE).PersonnelProtectionSystem.Asystemofpersonnelprotectiondevicesandconstructionfeaturesthat,whenusedtogether,p
44、rovidesprotectionagainstelectricshockofpersonnel.Plug-inHybridElectricVehicle(PHEV). Atypeofelectricvehicle(EV)intendedforon-roadusewiththeabilitytostoreanduseoff-vehicleelectricalenergyintherechargeableenergystoragesystem,andhavingasecondsourceofmotivepower.Range. Themaximumdistancethatanelectricve
45、hicle(EV)cantravelonasinglebatterychargeoveraspecifieddrivingcycletothebatterymanufacturersrecommendedmaximumdischargelevel.RechargeableEnergyStorageSystem. Anypowersourcethathasthecapabilitytobechargedanddischarged.Electric Vehicle Supply Equipment (EVSE) NECA4135 a73ElectricvehiclesEVs)areautomoti
46、ve-typevehiclesdesignedforon-roaduse,suchaspassengerautomobiles,buses,trucks,vans,neighborhoodelectricvehicles,electricmotorcycles,andthelike,primarilypoweredbyanelectricmotorthatdrawscurrentfromarechargeablestoragebattery,fuelcell,photovoltaicarray,orothersourceofelectriccurrent.Historically,EVshav
47、ebeenspecialtyelectricvehicles,suchasforkliftsandgolfcarts. Modernelectricvehiclesincludepassengercars,busesanddeliverytrucks.TherangeofanEV,orthedistancethattheEVcantravelbeforerecharging,varieswiththevehicleandisdependentuponthebatterysystemandthehybridnatureofthevehicleifitisaplug-inhybridelectri
48、cvehicle.Batterysystemsandbatterytechnologyhaveimprovedinrecentyears.ModernEVbatteriesdonotemithydrogengasandcanbesafelychargedinanon-ventilated,indoorenvironment.EVbatteriesarelocatedon-boardthevehicle.Energyistransferredbetweentheonboardbatteryandthepremiseswiringsystemthroughtheinlet,whichisconsi
49、deredpartofthevehicle.Theconnectoristhedevicethat,byinsertionintoanEVinlet,establishesanelectricalconnectiontotheEVforthepurposeoftransferringenergyandexchanginginformation.Theinletandconnectortogetherarereferredtoasthecoupler.Theelectricvehiclesupplyequipment(EVSE)consistsofthecords,connector,attachmentplugs,andallotherfittings,devices,poweroutlets,orapparatusinstalledspecificallyforthepurposeoftransferringenergybetweenthepremiseswiringandtheEV.TherearecurrentlythreelevelsofEVSEpredominantlyinuse,ACLevels1and2andfastchargingDC(DCLevel2),basedontheoperatingvoltageandthepeakpowe
