FMC1278-REV3原版完整文件

GeneralSpecificationElectrical/Electronic

FMC1278

3rdEdition

ElectromagneticCompatibilitySpecificationForLowandHighVoltageElectrical/ElectronicComponentsandSubsystems

Foreword

ThisengineeringspecificationaddressesElectromagneticCompatibility(EMC)requirementsforlowvoltage(LV)andhighvoltage(HV)electrical/electronic(E/E)componentsandsubsystemsduringnormalvehicleoperation.BycomparisonEMCrequirementsforHVcomponents/subsystemsthatareactiveduringvehicle(EV,PHEV)batterychargingwhileconnectedtotheACmainspowergridoranexternalDCchargingdevicearefoundinFMC1280.Together,FMC1278andFMC1280areusedtovalidateEMCperformanceforallE/Ecommodities.

FMC1278andFMC1280aredirectlylinkedtoRQT-002700-000417(LegacyRequirementARL-09-0466).TheserequirementsassurevehiclelevelcompliancewithexistingregulatoryrequirementsinallcountriesinadditiontoassuringcustomersatisfactionregardingtheEMCofvehicleE/Esystems.ThisspecificationreplacesFMC1278datedOctober7,2016.

ThisversionofFMC1278isapplicabletoallE/Ecomponents/subsystemsplannedforuseinallvehicleapplicationsthatareplannedforproductionin2021modelyearandbeyond.ApplicabilityalsoextendstoE/Ecomponent/subsystemswhosecommercialagreementsaresignedafter12/1/2018.Notethatsomenewrequirementshavebeenaddedtoaddressexistingregulatoryrequirementsoncurrentmodelvehicles.Forthisreason,considerationshouldbegiventowardearlyadoptionofthesenewandupdatedrequirements.

FMC1278isapplicabletocomponentandsubsystemsthatareactiveduringallvehicleoperatingmodesexceptduringREESSchargingwhilethevehicle(EV,PHEV)isconnectedtoanexternalpowergrid(ACorfastDCcharging).RequirementsassociatedwithREESSchargingmaybefoundinFMC1280

FMC1278,alongwithFMC1280isavailablefordownloadfromtheFordEngineeringDesignEnvironment(FEDE)underrequirementRQT-002700-000417.BotharealsoavailablefordownloadfromCorrectionsand/oreditorialupdatestothisspecificationwillbemadeasrequiredandwithoutpriornotificationtotheuser.ItisrecommendedthattheuserverifytheyhavethelatestversionofthespecificationpriortoapplicationtotheirE/Ecomponent/subsystem.DifferencesbetweenthisspecificationanditspriorreleasemaybefoundinAnnexI

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TableofContents:

FOREWORD1

1.0 SCOPE 3

2.0 REFERENCES 5

3.0 ABBREVIATIONS,ACRONYMS,DEFINITIONS,&SYMBOLS 5

4.0 FUNCTIONALCLASSIFICATIONANDFUNCTIONALPERFORMANCESTATUS 9

5.0 COMMONTESTREQUIREMENTS 10

6.0 ADDITIONALREQUIREMENTS 12

7.0 REQUIREMENTAPPLICABILITY 14

8.0 RADIATEDRFEMISSIONS:RE310 18

9.0 CONDUCTEDRFEMISSIONS:CE420 26

10.0 CONDUCTEDEMISSIONS:CE421 29

11.0 CONDUCTEDTRANSIENTEMISSIONS:CE410 32

12.0 RFIMMUNITY:RI112,RI114,RI115 35

13.0 MAGNETICFIELDIMMUNITY:RI140 54

14.0 COUPLEDIMMUNITY:RI130 58

15.0 COUPLEDIMMUNITY:RI150 61

16.0 IMMUNITYFROMCONTINUOUSPOWERLINEDISTURBANCES:CI210 63

17.0 IMMUNITYFROMTRANSIENTDISTURBANCES:CI220 66

18.0 IMMUNITYFROMTRANSIENTDISTURBANCES:CI221 70

19.0 IMMUNITYFROMLOADDUMP:CI222 72

20.0 IMMUNITYFROMPOWERCYCLING:CI230 75

21.0 IMMUNITYFROMPOWERCYCLING:CI231 79

22.0 IMMUNITYTOGROUNDVOLTAGEOFFSET:CI250 80

23.0 IMMUNITYTOVOLTAGEDROPOUT:CI260 86

24.0 IMMUNITYTOVOLTAGEOVERSTRESS:CI270(DELETED) 91

25.0 ELECTROSTATICDISCHARGE:CI280 92

26.0 EMF:RE320 98

27.0 RADIATEDLFEMISSIONS:RE330 102

ANNEXA FIELDCALIBRATIONPROCEDUREFORALSEMETHODBANDS7AND8) 105

ANNEXB (NORMATIVE):MODULATION&LEVELINGREQUIREMENTSFORRADIATEDIMMUNITY 110

ANNEXC (NORMATIVE):RI115CHARACTERIZATIONPROCEDURES 112

ANNEXD (NORMATIVE):CI220,CI221,C222TRANSIENTWAVEFORMDESCRIPTIONS 120

ANNEXE (NORMATIVE):TRANSIENTTESTGENERATOR(PULSESA1,A2ANDC) 129

ANNEXF (NORMATIVE):LOADSIMULATORREQUIREMENTS 132

ANNEXG (NORMATIVE):RI130,RI150TESTFIXTUREANDAPPLICATION 136

ANNEXH (NORMATIVE):CI220&CI222TRANSIENTWAVEFORMAPPLICATION 138

ANNEXI (NORMATIVE):SPECIFICATIONUPDATES 140

Scope

ThisengineeringspecificationdefinestheElectromagneticCompatibility(EMC)requirements,testmethodsandtestproceduresforelectrical/electronic(E/E)componentsandsubsystemsusedbyFordMotorCompany(FMC).

PurposeoftheSpecification

ThepurposeofthisengineeringspecificationistoensurevehicleElectromagneticCompatibility.ThisspecificationpresentsEMCrequirementsandtestmethodsthathavebeendevelopedfordesignverificationofE/Ecomponentsandsubsystemsindependentofthevehicle.SuccessfulcompletionofthisverificationdirectlysupportsFMC’sProductionProductAcceptanceProcess(PPAP).VerificationtestingmustbesuccessfullycompletedbeforeVPMRD.SeeFMC1279fordetailedrequirements.

UseofthisSpecification

Therequirementsandtestmethodsinthisengineeringspecificationarebasedoninternationalstandardswhereverpossible.Ifinternationalstandardsdonotexist,military,andinternalcorporatestandardsareused.Undersomecircumstances,uniquerequirementsandtestmethodsarepresentedthatexperiencehasshowntobetterrepresentthevehicleelectromagneticenvironment.RefertothedefinitionsinSection3.0forclarificationofterms.Shouldaconflictexistbetweenthisspecificationandanyofthereferenceddocuments,therequirementsofthisspecificationshallprevail.Theserequirementsdonotsupersedeanyapplicableregulatoryrequirements.Wheresuchrequirementsexist,separatevalidationtestingmayberequired.

ThisspecificationappliestoallcomponentsandsubsystemsthatreferenceEMCintheirengineeringspecification.Componentsmaybereferredtointhisspecificationasacomponent,device,module,motor,productorDUT(deviceundertest).ThefollowingstepsshallbetakenbytheFMCDesignandRelease(D&R)activityandtheirsupplierforassuringEMCcomplianceoftheircomponentorsubsystem:

ProvidethesupplementalinformationneededtoclassifytheE/Ecomponent/subsystemfunctionalimportanceclassification(s)(refertosection4).

Identifywhichtestsareapplicable(refertosection7).

Identifyoperatingmodesandacceptancecriteriaspecifictothecomponentorsubsystem.

DevelopanEMCtestplanpersection5.2inFMC1279(formallyEMC-P-2009).

PerformtestingataFMCrecognizedtestfacility.

SubmitthetestresultstotheFMCEMCdepartment.Seesection6.6forreportingrequirements.

FMCreviewsandassessesthetestresultsandverifycompliance.

ItisimportanttoemphasizethattheFMCD&Ractivityandtheirsupplier(nottheFMCEMCdepartment)areresponsiblefordeterminingtheoperatingmodesandacceptancecriteriafortheircomponentorsubsystem(step3).TheFMCEMCdepartmentwithsupportfromtheFMCD&Ractivityareresponsibleforverifyingthattherequirementsdelineatedinthisspecificationaremet.Thesupplierisresponsibleforperformingtheverificationtestinginaccordancewiththerequirementsofthisspecification.

CompliancetotheseEMCrequirementsshallbedeterminedbytheFMCafterreviewofthetestresultsgeneratedbythetestlaboratory.Thesuppliermaynotself-certifycompliancetothesespecifications.

Seesection6.6foradditionaldetailconcerningthisrequirement.

1.2.1SpecialCircumstances

TherequirementsspecifiedhereinapplytoallE/Ecomponentsandsubsystems.However,underspecialcircumstances(e.g.uniquepackagingenvironment),selectedrequirementsmayberevisedorwaived.TheserevisionsorwaiversareonlypermissibleafterajointreviewanddocumentedagreementbetweentheFMCfunctionalownerandtheFMCEMCdepartment.Thoserevisions/waiversmustbealsodocumentedintheaffectedcomponentorsubsystemhardwarespecificationpriortocommencementofanysign-offrelatedtesting.Agreedtorevisionsorwaiversdonotrelievethecomponentorsubsystemfrommeetingthevehiclelevelrequirements(seesection1.2).

VehicleLevelRequirements

Inadditiontomeetingtherequirementsspecifiedherein,E/Ecomponentsandsubsystems,wheninstalledinthevehicle,shallalsocomplywithallrelevantvehiclelevelEMCrequirements.VerificationtestingtotheserequirementsisperformedbyFMC.Ifissuesarefoundduringthesetestsandrootcausehasbeentracedtospecificcomponentorsubsystem,theFMCEMCdepartmentreservestherighttorequestandwitnessaudittestingexecutedbythesupplier,toverifycomplianceoftheircomponentand/orsubsystemwiththisspecification.

Additionalcomponent,subsystem,andvehiclelevelEMCrequirementsmaybeimposedreflectingspecialconditionsintheirtargetmarkets.Thecomponentorsubsystemsuppliershouldverifythatanyadditionalrequirements,ormodificationstotherequirementsdelineatedhereinshallbeincludedinthesupplier'sstatementofworkandthecomponent/subsystem’sengineeringspecification.

AdditionalInformation

E/Ecomponentorsubsystemtestingtotherequirementsofthisspecificationrepresentsanempiricalriskanalysisofcomponent/subsystemperformanceversusderivedapproximationstoknownenvironmentalthreatsandcustomersatisfactionrequirements.Thedevelopmentofthisspecificationisbasedonextensiveexperienceinachievingcorrelationtoexpectedvehicleperformancewithahighlevelofpredictability.However,EMCtesting,byitsnature,issubjecttosimilarvariationasmechanicaltesting.Becauseofcouplingvariabilityandmeasurementuncertainty,correlationbetweencomponent/subsystemlevelperformanceandfinalperformanceinthecompletevehiclecannotbeexact.Inordertomaintainacompetitiveandqualityproduct,vehicleEMCtestingwillbeperformedtoevaluateoverallintegratedsystemperformance.However,vehiclelevelanalysisandtestingisnotasubstituteforcomponent/subsystemconformancetothisspecification.

Thisspecificationdoesnotincludeanyinformationregardingcomponent/subsystemdesignrequiredtomeettherequirementspresentedherein.InformationonthissubjectmaybefoundinES-3U5T-1B257-AA“EMCDesignGuideforPrintedCircuitBoards”,whichisavailablefordownloadfrom

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.

Additionalinformationmaybefoundfromanumberoftechnicaljournalsandtextbooks.

Requirementscontainedhereinthatpertaintoconductedemissionsorimmunityarelimitedto12VDCand24VDCsystems.Conductedrequirementspertainingtohighervoltagesystemsarenotcoveredinthisspecification.HoweverhighvoltagesystemsmustcomplywithotherEMCrequirements(e.g.RFemissions/immunity,ESDrequirements)asdelineatedherein.SeeTable7-2forspecificapplicability.

Althougheveryattempthasbeenmadetoassuretheinformationcontainedhereinisaccurate,editorialupdatesand/ortechnicalclarificationstorequirement/testmethodsaremadewhennoted.Thisinformationmaybefoundat

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.

Theuser(i.e.suppliers,testlaboratories)shallreviewthisinformationpriortopreparationofcomponentEMCtestplansand/orexecutionoftesting.

References

InternationalDocuments

Onlythelatestapprovedstandardsareapplicableunlessotherwisespecified.

72/245/EECEuropeanCommunity,ElectromagneticCompatibilityofVehicle

CISPR16-1-1Specificationforradiodisturbanceandimmunitymeasuringapparatusandmethods-Part1:Radiodisturbanceandimmunitymeasuringapparatus.

CISPR25Limitsandmethodsofmeasurementofradiodisturbancecharacteristicsfortheprotectionofreceiversusedonboardvehicles.

ECERegulation10.05Uniformprovisionsconcerningtheapprovalofvehicleswithregardtoelectromagneticcompatibility

ICNIRPInternationalCommissiononNon-IonizingRadiationProtection

IEC61000-4-21ElectromagneticCompatibility(EMC)-Part4-21:Testingandmeasurementtechniques-Reverberationchambertestmethods

ISO10605Roadvehicles-Testmethodsforelectricaldisturbancesfromelectrostaticdischarge

ISO7637-1Roadvehicles,ElectricaldisturbancebyconductionandcouplingPart1–Definitionsandgeneralconsiderations.

ISO7637-2Roadvehicles,ElectricaldisturbancebyconductionandcouplingPart2-Vehicleswithnominal12Vor24Vsupplyvoltage-Electricaltransienttransmissionbycapacitiveandinductivecouplingviasupplylines

ISO11452-1Roadvehicles–Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelectromagneticenergy–Part1:Generalanddefinitions

ISO11452-2-2004Roadvehicles,Electricaldisturbancesbynarrowbandradiatedelectromagneticenergy-ComponenttestmethodsPart2-Absorber-linedshieldedenclosure

ISO11452-4Roadvehicles–Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelectromagneticenergy–Part4:Bulkcurrentinjection(BCI)

ISO11452-8Roadvehicles--Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelectromagneticenergy--Part8:Immunitytomagneticfields

ISO11452-9Roadvehicles—Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelectromagneticenergy-Part9:Portabletransmitters

OtherDocuments

ES3U5T-1B257-AAEMCDesignGuideforPrintedCircuitBoards.Availableat

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/

FMC1279ElectromagneticCompatibilityDesign,ValidationandAcceptanceProcessforElectricalComponentsandSubsystems

FMC1280ElectromagneticCompatibilitySpecificationForHighVoltageElectrical/ElectronicComponentsandSubsystemsduringCharging

3.0 Abbreviations,Acronyms,Definitions,&Symbols

Belowisalistanddescriptionofabbreviationsandacronymsthatareusedthroughoutthisdocument.Refertothereferencedocumentsinsection2.0foradditionaldefinitions.

AcceptanceCriteria. Definesthelimitsofvarianceinfunctionperformanceofthedeviceduringexposuretoanelectromagneticdisturbance.

ActiveElectronicModule.Electronicmodulesthatfunctionviauseofdigitaloranalogcircuitryincludingmicroprocessors,operationalamplifiers,andmemorydevices.

ALSE.Absorber-linedshieldedenclosure.AlsousedinthisdocumenttogetherwithISOorSAEtodesignatethetestitselfwithreferencetothemethoddescribedinISO11452-1orSAEJ1113-21.

AM.AmplitudeModulation

Annex.Supplementarymaterialattachedtotheendofaspecification,oftenusedtosupplyadditionalinformationthatmaybenormativeorinformativeinnature.

ArtificialNetwork(AN).Anetworkinsertedinthesupplyleadorsignal/loadleadofapparatustobetestedwhichprovides,inagivenfrequencyrange,aspecifiedloadimpedanceforthemeasurementofdisturbancevoltagesandwhichmayisolatetheapparatusfromthesupplyorsignalsources/loadsinthatfrequencyrange

AverageDetection(AVG).Adetectionmethodthatproducesanoutputvoltageofwhichistheaveragevalueoftheenvelopeofanappliedsignal.Theaveragevaluemustbetakenoveraspecifiedtimeinterval.

BISG.BeltIntegratedStarterGenerator

BCI.BulkCurrentInjection.MethodforcouplingcommonmodeRFcurrentintoaharness

BufferedPower.Avoltagesupplytypicallyatthesamemagnitudeasthevehicle'sbatteryvoltage(e.g.13.5VDC).Bufferedpoweristypicallyderivedusingpassivedeviceswithinthemoduleincludingresistors,capacitorsandinductors.Bufferedpowersuppliesaretypicallyusedtoprovidepowerfromonemoduletoanother(e.g.radiotunerprovidesbufferedpowertoaremotelyattachedantennapre-amplifiermodule)

CarryOver.ReferencesaproductionlevelcomponentdesignedtoacurrentorpreviousEMCspecification

CBCI.CommonModeBCI.CE.ConductedEmissionsCI.ConductedImmunity

CISPR. Anacronymefor“ComitéInternationalSpécialdesPerturbationsRadioeléctriques”(SpecialInternationalCommitteeonRadioInterference).

CLD.CentralizedLoadDump

Component.Referenceforactiveelectronicmodules,electricmotors,passiveandinductivedevices

ControlCircuits.I/Ocircuitsthatareconnectedtothevehiclebatteryviaswitches,relaysorresistive/inductiveloads,wherethatloadisfedbyadirectorswitchedbatteryconnection.

Component,subsystemEngineeringSpecification. Engineeringspecificationforthecomponentorsubsystemdocumentingallperformancerequirements(mechanical,thermal,EMC,etc)

D&R.DesignandRelease

dBpT.dBpicotesla(160dBpT=1Gauss)

Disturbance.Anyelectricaltransientorelectromagneticphenomenonthatmayaffecttheproperoperationofanelectricalorelectronicdevice(seestimulus).

DBCI.DifferentialModeBulkCurrentInjection.

DUT.Device(s)UnderTest.Anyelectricalorelectroniccomponent,module,motor,filter,etcbeingtested.ADUTcouldalsobecomprisedofagroupofmodulesthatmakeupasubsystem.

E/E.Electricaland/orElectronic.

ECU.ElectronicControlUnit

EMC.ElectromagneticCompatibility

EMI.ElectromagneticInterference

Effect.AdetectablechangeinDUTperformanceduetoanappliedstimulus.

EM.ElectronicallyControlledMotor.

ESA.“Electrical/electronicsub-assembly"asdefinedinsection2.8ofECERegulation10.05

ESD.Electrostaticdischarge.

ESD-AirDischarge.TestmethodwherebytheelectrodeofthetestgeneratorisbroughtneartheDUTanddischargeisaccomplishedthroughanarctotheDUT.

ESD-ContactDischarge.TestmethodwherebytheelectrodeofthetestgeneratorisbroughtintocontactwiththeDUTandthedischargeistriggeredbythedischargeswitchlocatedonthegenerator.

EV.ElectricVehicle.Thevehiclecontainsonlyelectricpropulsion(i.e.noICE)withasupplyvoltagegreaterthan60V(~300VDC)

EVSE.ElectricVehicleSupplyEquipmentusedfordeliveringenergyfromtheACorDCmainstothevehicleREESS.Equipmentincludescontrolelectronics,wiring,plugsetc.tofacilitateconnectiontoandcontrolofthechargingoftheREESS.

Fail-SafeRecoveryStrategy.Apredictablestrategyforrecoveryofafunctiontonormaloperation(StatusI)followingremovalofasignificantstimulusthatcausedegradationtothefunction..Functionalrecoveryshalloccurwithoutpermanentlossoffunctionorcorruptionofstoreddataordiagnosticinformation.TherecoverystrategycannotaffectImmunityRelatedFunctions(IRF).

FMC.FordMotorCompanyincludingallaffiliatebrands

FMCD&Ractivity.TheFMCengineeringactivityresponsiblefordesignorthecomponentorsubsystemFMCEMCDepartment.TheFordMotorCompanyEMCdepartmentassociatedwithaspecificbrand.FPDS.FordProductDevelopmentSystem

Function.Theintendedoperationofanelectricalorelectronicmoduleforaspecificpurpose.Themodulecanprovidemanydifferentfunctions,whichare,defined(functionalgroupandacceptableperformance)bythemodulespecification.

FunctionalPerformanceClass:DefinestheimportanceofE/Ecomponent/subsystemfunctionswithrespecttooveralloperationofthevehicle.ClassdefinitionsarealsobasedontheImmunityRelatedFunctionsasdefinedinECERegulation10.5.

FunctionPerformanceStatus.DefinestheperformanceofDUTfunctions,whensubjectedtoadisturbance,

InductiveDevice.Anelectromechanicaldevicethatstoresenergyinamagneticfield.Examplesinclude,butnotlimitedtosolenoids,relays,buzzers,andelectromechanicalhorns.

Informative.Additional(notnormative)informationintendedtoassisttheunderstandingoruseofthespecification.

HEV.HybridElectricVehicle.ThevehiclepropulsionsystemiscomprisedofbothelectricandICEsources.Forelectric,thesupplyvoltageisgreaterthan60V(~300VDC)

HV.HighVoltagesource≥60volts

ICE.InternalCombustionEngine(e.g.Petrol,Diesel)

I/O.Inputandoutput.AlsousedinthisdocumenttodesignatethetransientpulsetestingonI/O-lines.

LV.Lowvoltagesource>60V.

MHEV.MildHybridElectricVehicle.ThevehiclepropulsionsystemiscomprisedofbothelectricandICEsources.Forelectric,thesupplyvoltageislessthan60VDC(e.g.48VDC)MBW.MeasurementSystemBandwidth

Memory(temporaryorpermanent).Computermemoryusedfor,butnotlimitedtostorageofsoftwarecode,enginecalibrationdata,drivepersonalization,radiopresets.HardwareforthisincludesROM,RAMandFLASHmemorydevices.

N/A.NotApplicable

NormalOperation:Inthecontextoffunctionalperformancestatus)Apredictableandsafeoperatingmodewheretheoperatorhasfullcontrol.

Normative.Provisionsthatarenecessary(notinformative)tomeetrequirements.

OBDII.On-BoardDiagnosticsII

PCB.PrintedCircuitBoard.

PD.PulseDuration

PeakDetection(PK).Adetectionmethodthatproducesanoutputvoltageofwhichisthepeakvalueofanappliedsignal.

PHEV.Plug-inHybridElectricVehiclePM.PulseModulation

PRR.PulseRepetitionRate

PPAP.ProductionPartApprovalProcess.

ProductionRepresentative.Componentsbeingtestedarebuiltusingproductionrepresentativehardwareandsoftwareconstructedusingproductionrepresentativeprocesses

PWM.PulseWidthModulatedorModulation.

Quasi-PeakDetection(QP).Adetectionmethodhavingspecifiedelectricaltimeconstantswhich,whenregularlyrepeatedidenticalpulsesareapplied,producesanoutputvoltagewhichisafractionofthepeakvalueofthepulses,thefractionincreasingtowardsunityasthepulserepetitionrateisincreased.

RE.RadiatedEmission

REESS.RechargeableEnergyStorageSystemthatprovideselectricenergyforelectricpropulsionofthevehicle

RI.RadiatedImmunity

RecognizedLaboratory.AnEMClaboratorythatmeetstherequirementsforacceptancebyFordMotorCompanyReferto

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formoredetailsonthisprogram.

RegulatedPowerSupply.Avoltagesourcecontrolledviaactiveelectroniccontrols(e.g.linearorswitch-moderegulation)independentoftheprimarysupplyvoltageofthevehicle(e.g.12,24VDC).Thesupplyvoltagemaybegreater,equalorlessthantheprimarysupplyvoltage.RegulatedpowersuppliesaretypicallyusedtoprovidepowerfromanECUtoattachedsensors.RegulatedpowersuppliesarealsousedbythetestlaboratorytoprovidepowertotheDUTduringtesting.

RFBoundary.AnelementofanEMCtestsetupthatdetermineswhatpartoftheharnessand/orperipheralsisincludedintheRFenvironmentandwhatisexcluded.Itmayconsistof,forexample,ANs,filterfeed-throughpins,fiberoptics,RFabsorbercoatedwireand/orRFshielding.TheRFboundarydirectlyaffectstheresonantcharacteristicsoftheDUTcableharnessduringradiatedimmunityandemissionstesting.

Shall.Denotesarequirement.

SingleShot.Referstothecapturemodeofadigitizingoscilloscope.Asingleshotrepresentsasinglecaptureofthevoltageorcurrentwaveformoveradefinedsweeptimesetting.

Should.Denotesarecommendation.

SubstitutionMethod.ThesubstitutionmethodisatechniqueformappingoutthepowerrequiredtoproduceatargetRFfield,magneticfield,orcurrentinabsenceoftheDUTatadesignatedreferenceposition.Whenthetestobjectisintroducedintothetestchamber,thispreviouslydeterminedreferencepoweristhenusedtoproducetheexposurefield.

SwitchedPowerCircuits.Anycircuitthatisconnectedtothevehiclebatterythroughaswitchorrelay.

FunctionalClassificationandFunctionalPerformanceStatus

Allcomponentandsubsystemfunctionsshallbeclassifiedperaccordingtotheircriticality(“FunctionalImportance)intheoveralloperationofthevehicle.FunctionalImportantClassificationsarelistedinTable4-1.ItisimportanttonotethatthedefinitionsforClassesCandBarefullyalignedwithECERegulation10.05definitionfor“ImmunityRelatedFunctions”.

Ifnewfunctionsareintroduced,theFMCfunctionalownershallworkwiththeFMCEMCdepartmenttodevelopandagreeontheappropriateclassification(s).

Oncefunctionalclassificationsareestablished,theassociatedperformancerequirements(“FunctionalPerformanceStatus”)aredefinedforeachoftherequirementsherein.Thesegenericperformancerequirements,listedinTable4-2,serveasthebasisforthecomponent/subsystemacceptancecriteriausedduringEMCtesting.Component/subsystemspecificperformancerequirementsshallbeestablishedanddocumentedintheEMCtestplanpersection6.1.TheFMCD&Ractivityandtheirsupplier(s)shallberesponsiblefordevelopingtheseperformancerequirements.Revisionstothegenericfunctionalstatus,asdelineatedinTable4-2,requiresreviewandwrittenconcurrencefromtheFMCEMCdepartment.Thosedeviationsmustbealsodocumentedintheaffectedcomponentorsubsystemhardwarespecificationpriortocommencementofanysign-offrelatedtesting.

Table4-1:FunctionalImportanceClassifications

ClassC:

Functionswhosedegradationmayaffectdirectcontrolofthevehicle:

Degradationorchangein:e.g.,engine,gear,brake,suspension,steering,speedlimitationdevices.

Affectsdriver’sposition:e.g.,seatorsteeringwheelpositioning.

Affectsdriver’svisibility:e.g.,headlampoutage,dippedheadlampbeam,windscreenwiper.

Functionswhosedegradationaffectsdriver,passengerandotherroaduser’sprotection(e.g.,airbagandsafetyrestraintsystems).

Functionswhosedegradationcancauseconfusiontootherroadusers:

Opticaldisturbances:incorrectoperationof:e.g.,stoplamps,endoutlinemarkerlamps,rearposition