1、Edition1.02025-04INTERNATIONALSTANDARDNORMEINTERNATIONALEElectricalrelays-Testsandmeasurement-Part28:Thermoelectricelectromotiveforce(e.m.f.)Relaiselectriques-Essaisetmesurages-Partie28:Forceelectromotrice(f.e.m.)Ihermoelectrique(vUs)寸olneoeeegco9。山一THlSPUBLICATIONISCOPYRIGHTPROTECTEDCopyright2025IE
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10、chnicalVocabulary(IEV)online.AproposdeIECLaCommissionElectrotechniqueInternationale(IEC)estIapremiereorganisationmondialequielaboreetpubliedesNormesinternationalespourtoutcequiatraitaelectricite,aelectroniqueetauxtechnologiesapparentees.AproposdespublicationsIECLecontenutechniquedespublicationsIECes
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15、V)enIigne.Edition1.02025-04INTERNATIONALSTANDARDNORMEINTERNATIONALEElectricalrelays-Testsandmeasurement-Part28:Thermoelectricelectromotiveforce(e.m.f.)Relaiselectriques-Essaisetmesurages-Partie28:Forceelectromotrice(f.e.m.)thermoelectriqueINTERNATIONALELECTROTECHNICALCOMMISSIONCOMMISSIONELECTROTECHN
16、IQUEINTERNATIONALEICS29.120.70ISBN978-2-8327-0362-5Warning!Makesurethatyouobtainedthispublicationfromanauthorizeddistributor.Attention!Veuillezvousassurerquevousavezobtenucettepublicationviaundistributeuragree.RegisteredtrademarkoftheInternationalElectrotechnicalCommissionMarquedeposeedeIaCommission
17、ElectrotechniqueInternationaleCONTENTSFOREWORD31 Scope52 Normativereferences53 Termsanddefinitions54 Testprocedure64.1 Purpose64.2 Procedure64.3 Conditionstobespecified65 Evaluation65.1 General65.2 Testreport6InternationalelectrotechnicalcommissionELECTRICALRELAYS-TESTSANDMEASUREMENTS-Part28:Thermoe
18、lectricelectromotiveforce(e.m.f.)FOREWORD1) TheInternationalElectrotechnicalCommission(IEC)isaworldwideorganizationforstandardizationcomprisingallnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectofIECistopromoteinternationalco-operationonallquestionsconcerningstandardizationintheel
19、ectricalandelectronicfields.Tothisendandinadditiontootheractivities,IECpublishesInternationalStandards,TechnicalSpecifications,TechnicalReports,PubliclyAvailableSpecifications(PAS)andGuides(hereafterreferredtoasIECPubIication(三).Theirpreparationisentrustedtotechnicalcommittees;anyIECNationalCommitte
20、einterestedinthesubjectdealtwithmayparticipateinthispreparatorywork.International,governmentalandnon-governmentalorganizationsliaisingwiththeIECalsoparticipateinthispreparation.IECcollaboratescloselywiththeInternationalOrganizationforStandardization(ISO)inaccordancewithconditionsdeterminedbyagreemen
21、tbetweenthetwoorganizations.2) TheformaldecisionsoragreementsofIEContechnicalmattersexpress,asnearlyaspossible,aninternationalconsensusofopinionontherelevantsubjectssinceeachtechnicalcommitteehasrepresentationfromallinterestedIECNationalCommittees.3) IECPublicationshavetheformofrecommendationsforint
22、ernationaluseandareacceptedbyIECNationalCommitteesinthatsense.WhileallreasonableeffortsaremadetoensurethatthetechnicalcontentofIECPublicationsisaccurate,IECcannotbeheldresponsibleforthewayinwhichtheyareusedorforanymisinterpretationbyanyenduser.4) Inordertopromoteinternationaluniformity,IECNationalCo
23、mmitteesundertaketoapplyIECPublicationstransparentlytothemaximumextentpossibleintheirnationalandregionalpublications.AnydivergencebetweenanyIECPublicationandthecorrespondingnationalorregionalpublicationshallbeclearlyindicatedinthelatter.5) IECitselfdoesnotprovideanyattestationofconformity.Independen
24、tcertificationbodiesprovideconformityassessmentservicesand,insomeareas,accesstoIECmarksofconformity.IECisnotresponsibleforanyservicescarriedoutbyindependentcertificationbodies.6) Allusersshouldensurethattheyhavethelatesteditionofthispublication.7) NoliabilityshallattachtoIECoritsdirectors,employees,
25、servantsoragentsincludingindividualexpertsandmembersofitstechnicalcommitteesandIECNationalCommitteesforanypersonalinjury,propertydamageorotherdamageofanynaturewhatsoever,whetherdirectorindirect,orforcosts(includinglegalfees)andexpensesarisingoutofthepublication,useof,orrelianceupon,thisIECPublicatio
26、noranyotherIECPublications.8) AttentionisdrawntotheNormativereferencescitedinthispublication.Useofthereferencedpublicationsisindispensableforthecorrectapplicationofthispublication.9) IECdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).IECtakesnoposition
27、concerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,IEChadnotreceivednoticeof（八）patent(三),whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedf
28、romthepatentdatabaseavailableathttps:/patents.iec.ch.IECshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.IEC63522-28hasbeenpreparedbyIECtechnicalcommittee94:Electricalrelays.ItisanInternationalStandard.ThetextofthisInternationalStandardisbasedonthefollowingdocuments:DraftReportonvotin
29、g94/1127/FDIS941144RVDFullinformationonthevotingforitsapprovalcanbefoundinthereportonvotingindicatedintheabovetable.ThelanguageusedforthedevelopmentofthisInternationalStandardisEnglish.ThisdocumentwasdraftedinaccordancewithISO/IECDirectives,Part2,anddevelopedinaccordancewithISO/IECDirectives,Part1an
30、dISO/IECDirectives,IECSupplement,availableatwww.iec.ch/members_experts/refdocs.ThemaindocumenttypesdevelopedbyIECaredescribedingreaterdetailatwww.iec.ch/publications.AlistofallpartsofIEC63522series,publishedunderthegeneraltitleElectricalrelays-Testsandmeasurements,canbefoundontheIECwebsite.ThisInter
31、nationalStandardistobeusedinconjunctionwithIEC63522-0:-1.ThecommitteehasdecidedthatthecontentsofthisdocumentwillremainunchangeduntilthestabilitydateindicatedontheIECwebsiteunderwebstore.iec.chinthedatarelatedtothespecificdocument.Atthisdate,thedocumentwillbe reconfirmed, withdrawn,or revised.Electri
32、calrelays-TESTSANDMEASUREMENTS-Part28:Thermoelectricelectromotiveforce(e.m.f.)1 ScopeThispartofIEC63522isusedfortestingallkindsofelectricalrelaysandforevaluatingtheirabilitytoperformunderexpectedconditionsoftransportation,storageandallaspectsofoperationaluse.NOTE1Examplesforelectricalrelaysinthesens
33、eofthisdocumentincludeelectromechanicalrelays,reedrelays,reedcontacts,reedswitches,solidstaterelays,timerelaysandtechnologycombinationsofthese.Thisdocumentdefinesastandardtestmethodforthermoelectricelectromotiveforce(e.m.f.).NOTE2Ifdifferentmetalsareattachedatbothendsandthetemperatureswherethemetals
34、areconnectedaredifferent,thenacurrentwillflowinonedirectioninthecircuit.Theelectromotiveforcethatcausesthiscurrentiscalledthermoelectromotiveforce.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheircontentconstitutesrequirementsofthisdocument.Fordatedrefere
35、nces,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.IEC63522-0:-Electricalrelays-Testsandmeasurements-Part0:Generalandguidance23 TermsanddefinitionsForthepurposesofthisdocument,thetermsanddefinitionsgiveninIEC63522-0andthefollow
36、ingapply-ISOandIECmaintainterminologydatabasesforuseinstandardizationatthefollowingaddresses: IECElectropedia:availableathttps:/www.electropedia.org/ ISOOnlinebrowsingplatform:availableathttps:/www.iso.org/obp1.1electromotiveforcee.m.f.forceonchargecarriers,whichinitializesachargecarrierequalization
37、atthejunctionoftwometalsofdifferentcomposition4 Testprocedure4.1 PurposeThepurposeofthetestistocheckthatthevoltagegeneratedbyrelaycontactssubjectedtoelevatedtemperaturesdoesnotexceedspecifiedlimits.4.2 ProcedureTheterminalsofamakecontactshallbesolderedtobarecopperwires.Thebarecopperwiresshallbeconne
38、ctedtomeasuringequipmentmaintainedatroomtemperature.Thecross-sectionalareaofthebarecopperwireshallbe0,5mm2.Therelayshallbewithin5Kofitsmaximumpermissibleoperatingtemperature.Thecoilshallbeenergizedatitsratedvoltage.Afterthermalequilibriumhasbeenreached,orafter4h5whicheveristheshorter,thevoltageacros
39、sthebarecopperwiresshallbemeasured.4.3 ConditionstobespecifiedTheconditionstobespecifiedarethefollowing:a) methodandmaterialforsoldering;b) ambienttemperatureofthetestchamber;c)limitsofe.m.f.5 Evaluation5.1 GeneralMeasurede.m.f.shallnotexceedthelimitofe.m.f.whichisspecifiedin4.3c).5.2 TestreportIfth
40、isdocumentisexecutedasapartofatestrecordofanotherstandard,theresultsshallbereportedasrequiredintheotherstandard.Otherwise,itisrecommendedtoissueadedicatedtestreportinaccordancewiththisdocument.Thetestreportshallcontainalltheinformationnecessarytoreproducethetest.Inparticular,thefollowingshallberecor
41、ded:- methodandmaterialforsoldering;- ambienttemperatureofthetestchamber;-limitsofe.m.f.;- measurede.m.f.SommaireAvant-PROPOS91 Domainedapplication112 Referencesnormatives113 Termesetdefinitions114 Proceduredessai124.1 Objet124.2 Procedure124.3 Conditionsaspecifier125 Evaluation125.1 Generalites125.
42、2 Rapportdessai12CommissionelectrotechniqueInternationaleRELAisElectriques-ESSAisETMesurages-Partie28:Forceelectromotrice(f.e.m.)IhermoelectriqueAVANT-PROPOS1) LaCommissionElectrotechniqueInternationale(IEC)estuneorganisationmondialedenormalisationcomposeede!ensembledescomiteselectrotechniquesnation
43、aux(ComitesnationauxdeIEC).UIECapourobjetdefavoriserIacooperationinternationalepourtoutesIesquestionsdenormalisationdansIesdomainesdeelectriciteetdeelectronique.Aceteffet,IEC-entreautresactivites-publiedesNormesinternationales,desSpecificationstechniques,desRapportstechniques,desSpecificationsaccess
44、iblesaupublic(PAS)etdesGuides(ci-apresdenommesPubIication(三)deIEC).Leurelaborationestconfieeadescomitesd,etudes,auxtravauxdesquelstoutComitenationalinteresseparIesujettraitepeutparticiper.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,enliaisonavecIEC,participentegalementauxtr
45、avaux.L,IECcollaboreetroitementavec!OrganisationInternationaledeNormalisation(ISO),selondesconditionsfixeesparaccordentreIesdeuxorganisations.2) LesdecisionsouaccordsOfficielsdeIECconcernantIesquestionstechniquesrepresentent,dansIamesuredupossible,unaccordinternationalsurIessujetsetudies,etantdonneq
46、ueIesComitesnationauxdeIECinteressessontrepresentesdanschaquecomited,etudes.3) LesPublicationsdeIECsepresententsousIaformederecommandationsinternationalesetsontagreeescommetellesparIesComitesnationauxdeIEC.TousIeseffortsraisonablessontentreprisafinqueIECsassurede!exactitudeducontenutechniquedesespub
47、lications;IECnepeutpasetretenueresponsabledeeventuellemauvaiseutilisationouinterpretationquienestfaiteparunquelconqueUtilisateurfinal.4) DansIebutdencourageruniformiteinternationale,IesComitesnationauxdeIECs,engagent,danstouteIamesurepossible,aappliquerdefaontransparenteIesPublicationsdeIECdansIeurs
48、publicationsnationalesetregionales.ToutesdivergencesentretoutesPublicationsdeIECettoutespublicationsnationalesouregionalesCorrespondantesdoiventetreindiqueesentermesclairsdanscesdernieres.5) UIECelle-memenefournitaucuneattestationdecoformite.DesOrganismesdecertificationindependantsfournissentdesservicesdevaluationdeconformiteet,danscertainssecteurs,accedentauxmarquesdeconformitedeIEC.LlECnestrespons
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