IEC 61558-2-1-2021.docx
IECIEC61558-2-1Edition3.02021-04INTERNATIONA1.STANDARDGROUPSAFETYPUB1.ICATIONSafetyoftransformers,reactors,powersupp1.yunitsandcombinationsthereof-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.icationsTHISPUB1.ICATIONISCOPYRIGHTPROTECTEDCopyright©2021IEC,Geneva,Switzer1.andA1.1.rightsrcs<jrvodUn1.essBhorwtscspecified,noPtanofthsPUbIEartkximaybercpr<iuccdorUti1.izedinanyformorbyanymeans,tfectroncOrmechanica1.,inc1.udingpbo(ccopy11gandECrOfiIm.wthoutpermission11WhUnqfrometherIECorIECsmemberNationa1.Cammi1.teeinIhecountryoftherequester.Hyouhaveanyquestionsabou1.IECcopyright<xhaveanenquiryatou1.Obiwningadditiona1.rightstothispuWicatio11,pteasecontactteaddressZ1.OWOr)»our1.oca1.IECmemberNationa1.Committeeforfurtherinformation.IECCentra1.OHiccTd:441229W02113.ruedeVarembG11r<g>cchCH-1211Geneva20*ww.iec.chSwitzer1.andAbou1.theIECTheInternabona1.Etectrotechnica1.Commisskxi(IEC)isthe1.eadingg1.oba1.organizationthatpreparesa11dPUdisheSInternabona1.Starxjafdsfora1.1.e1.ectricaJ.e1.ectronicandre!edtechno1.ogies.Abou1.IECpub1.icationsThetechnica1.contentofIECpub1.icationsi$keptunderoosUntreviewbytheIECPkjascmakesixothatyouhavethe1.atestedU.a<×xnge11dmoranamendmentcn>ghthavebeenpub1.sd.IECon1.ineco1.1.ectionocec.chDiscoverourPowCrfU1.searchengineandroodIrMya1.1.thePUb1.Ea!tonsPreVIewaWithaSutecnpt1.onyouMIIa1.wayshaveaccesstoupto<fetcco111o11(Iaikxod1oyourneeds.E1.ectropedia-www.e1.ectropedia.orgIhewod<fsIeadngon1.inedictionaryonetec!ftchno1.ogy.1.aningmorethan22OOOtermnocgicentriesinE11g*shandFrench,withequZa怜CItermsIBaddf1.kxiai1.anguagesA1.soknownastheInternationa1.Etearotechnca1.VocabUary(IEV)onine.IECpub1.icationssearch-WebstorejecxhadvsearchformTeadvancedsearchenab1.estofind正Cpub1.icationsbyavarietyofcriteria(referencenumber.text,mittee.Bta&>givesnformabononprojects,rp1.(>ccdandW1.hdfawnPIjto1.ICa1.1.Ons.IECJustPub1.ishedwebs1.ore.iec.ch,justpub1.ishedStayuptoda1.eona1.1.newIECPUHiCatiOns.JuetPubisheddetai1.sa1.1.gwPUb1.ca1»OnSreteasedAvai1.ab1.eon1.ineandonceamonthbyomaIECCustomerServiceCentre-webstor.ec.chcscMyouwishtogfveusyourIeedcGCkonthispuW1.catioorneedfurtherass*sta11ce,p1.easetacttheCustomerServiceC(Xfe:sates»ec.ch.IEC61558-2-1Edition3.0202104INTERNATIONA1.STANDARDGROUPSAFETYPUB1.ICATIONSafetyoftransformers,reactors,powersupp1.yunitsandcombinationsthereof-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.icationsINTERNATIONA1.E1.ECTROTECHNICA1.CoMMISS1.ONICS29.180ISBN978-2-8322-9696-7Warning!Makesurethatyouobtainedthispub1.icationfromanauthorizeddistributor.，Rcr3YAztenfo1.1.tkto<fU!a<VCONTENTSFOREWORD3INTRODUCTION51 ScopO62 Normativeroferoccs73 Termsanddefinitions74 Genera1.requirements75 Genera1.notesontests76 Ratings87 C1.assification88 Markingandotherformation89 Protctiagainste1.ectricshock910 Changeofinputvo1.tagesetting911 Outputvo1.tageandOU1.PUIcurrentunder1.oad912 No-1.oadoutputvo1.tage913 Short-Ocurtvo1.tage1014 Heating1015 Short-Circurtandover1.oadprotection1016 Mechanica1.strength1117 Protec1.iagainstharmfu1.ingressofdust,so1.idobjectsandmo*sture1118 Insu1.ationresistance,die1.ectricstrengthand1.eakagecurrentIi19 Construction1120 Components1121 Interna1.wiring1122 Supp1.yconnectionandotherexterna1.f1.exiWecaWorcords1123 Termina1.sforexterna1.conductors1124 Provisionsforprotectiveea11hig.1125 Screwsandconnections1126 Creepagedistances.C1.OaranCCSanddistancesthroughinsu1.ation1127 Resistancetoheat,fireandtracking1128 Resistancetorusting12Annexes13Bib1.iography14TaWe101-SyEbOteindicatingthekindoftransformer9Tabte102-Outputvo1.tageratio10ImissionSAFETYOFTRANSFORMERS,REACTORS,POWERSUPP1.YUNITSANDCOMBINATIONSTHEREOF-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.icationsFOREWORD1) TheIrrtemaiionaiEec1.roiechnica1.Commission(IEC)awor1.dwideorgamzabonforSgrXJaKSmittees(IECNationa1.Committees).TheobjectcIECisIopromotei11wmaonaco-opratxonai1.qestsCoaCemingS1.andardizaikxiinth©Gtectnca1.and1.dr<xicf*1.ds.TothisendandinadibontoO1.bCracbv>cs.IECPgIiSbCSIn1.cmatkxia1.Standards,Technica1.Spcdficabons.Technica1.Repos.PuttdyAva1.IabJeSpeci1.kjatkxis(PAS)andGudes(hereaf<referredtoas'ECPUb1.iCaIiOESj)TMirpfoparatiscntrus1.odImittocs:anyIECNationa1.Commntocintcrcs1.cdinthesubjectdea1.twhmayparticipate力thispceprakxywork.Intemaiiona1.governtnenia1.andrxx-govcr11EoEX<xga11izatkxsSaiSing*iththeIECa1.soPJrtiQPaiBinthspreparation.IECcoabcxa1.csc1.ose1.ywiththeInternationa1.OrganizationforStandardization(ISO)inac<xxdancew1.ooncStionsdeterminedbyagreementbetweenthetwoorganizations.2) Theforma1.dec0rtsOfagreementso!IEContechnica1.mattersexpress,asnear1.yacttsiWe,aniiernattona1.consensuso1.OPrI1.onontere1.evantsmitteehasrepresentanonfroma1.i11WrostodIECNa1.kxia1.Cornm(«8$31IECPub1.icationshavetheformofrecommendationskxinternationa1.useandareacceptedbyIECNationa1.Conwmneesrthatsense.Whi1.ea1.1.reasonab1.eet1osaremadetoensurethatthetechnica1.contentOI1.ECPub1.icationsisaccurarte,IECcannotbebddresponsiveforthewnyinwhichtheyarcusedorforanymtenefetaDoWanyenduser.4Inordertopromoteinuema!xMifOmTyJECNationa1.CommitteesundertaketoapptyIECPub1.ica1.kxistransparent1.yk>Ibemaximumextentposab1.einIheirnationa1.andregiona1.pub1.ications.Anydrve<genceIwtwesnanyIECPUd1.CaDOnandthecorrespondingnat,o11a1.orregiona1.PUb1»CatMsa11Cedear1.y11dcatedintheUticr51.CItsettdoesnotpvWanya11estatoo1.co11kxm1.ty.Independentce1½atkxbosrwdeconf<xmttyassessmentservicesand.insomeareas.accesstoIECmarksdco11<xmrty1.CisnotrsonsiWforanyservicescarriedoutbyindependentCertrticatksnbodies.6AJIusersshou1.densurethattheyhavethe1.atesteditionofthepub1.cat>on.7MobiyshaattachtoIECorrisdirecxs.emp1.oyesservantsorapetsnd>ngindividua1.expertsandm<xnbcr5ofit$ImntocsandIECNationa1.Committocsforanypersona1.injury,propertyda11v>rj<xihfdamageofanynatureMa1.soever,whetherdirectOfIndifect.orforsts(11dudngIegaHeee)andexportsarisingoutoftheputfication.useof.QrrdianeCupon,thisIECPuto1.ica1.kxioranyO1.hcrIECPuMcaBons.8) Att11oonisdrawn>theNormatrvereferencesc<tdntspuWicatio11UseO1.thereferencedputo1.ica1.io11stsi11dispcnsaWcforthecorrectappicabonofthispub1.ication9) Attenoonisdrawk>thepossibi1.itythatsomeo1thedementsotthisIECPutficationmayDethesubjectotpatentrights.ECsha1.1.notbeheWresponsibtekxd110fynganyOraJIsuchPawfIt11ghsInternationa1.standardIEC61558-2-1hasbeenpreparedbyIECmittee96:Transformers,reactors.Powersupp1.yUMSandcombinationsthereof.Thisthirdeditoncance1.sandrep1.acesthesecondeditionpbshedm2007TNseditionConstitu1.esatechnica1.revision.Thiseditioninc1.udesthefo1.1.owingsignificanttechnica1.changeswithrespecttothePreViOGSO<*tion:a) Acustme111.ofstructureandreferencesinaccordancewithIEC61558-12017;b) Descriptionof11strc1.ionsmovedIoIEC61558-1:2017;c) Newsymbo1.Iorpowersupp1.yunitwithSnear1.yregu1.atedoutputvo1.tage.Thetextofthisinternationa1.Standardisbasedontheto1.1.owingdocumentsDraftRepoHonVMng96499FDS然t5iaRVDExp1.anationortit1.ekSent>ficatiIEC6OM751.62Symbo1.orgraphica1.symbo1.Fu1.1.informationontheVOIinHtorrtsapprova1.canbefoundint0丽瞰Wpf1.Wmogartoafechwrtheabovetab1.e.The1.anguageusedforthedeve1.opmentofthisInternationa1.SandardisEng1.ish.ThisdocumentwasdraftedacrdancwithISQ,IECDiiaccordarx»withISO.1ECDi你#M8RcKcC"iibooD网JarMIngtransformerectivs,Part1andISQ,'IECDir©(1.ives.IECSupp1.ement.IEC&0417-52232avai1.ab1.eatwv.ic.ch,mrbrs©xperts.,refdocs.ThemainIECaredscri>edingreaterdetai1.atww.iec.ch,sta11dardsde/.b1.icato11s.documenttypesdVG4opdbyIthasthestatusofagroupsafetypub1.icaoriinaccordanceVb1S6hfseparatingtransformerIECG0417-5220ThisInternationa1.Standard(inherent1.yornoni11bcfonty)StobeusedinconjunctionwithIEC61558-1:2017.IEC&0417-62102NOTEVZhen-Partismen，Knednthissiandd.refersIoIEC(1558-1:2017.Thisdocumentsupp1.ementsastocove11Iha1.PUMCati(XSePafaimgtransformersagenera1.app1.ications.ormodifiesthecorrespondingc1.a胭叫W磁忸,7.sointotheIECSIar1.dafdPacricuiafrequirementsandtestsforPoWersuppfyumtsincorporatingseparatingVansfomersforA1.istofa1.1.partsintheIEC61558serespub1.s¾dOQpefa1.tit1.eSafetyofRat>betweenno-1.oadoutputvo1.tageandoutputvo1.t8f1.under1.oadtransformers,reactors,powtrsupp1.yrtsandcombina(jsthereof,canbefoundonth©IEC%website.Inberent1.yshodcircuitprooftransformers:FuturestandardsinthisSeriJsv/i1.1.Ca附曲郎"tieascitedabove.Tit1.esofXisting,00standardsinthisseriesWateUM咖群能般)¾%<帕耐eio1150WhRQThicKHCI1.maCfQtAtAQ-over63020fvv1.11v1reconfirmed.withdrawn.rep1.acedbyarevisededition,oramended.»VUUUV1.9MII7OIEC61558-1:2017istobeakv-1.pk>andinduding10100Inthisdocument,thefo1.1.owiIgprint-typesIrciudmg2550-ow25UPiOandinc1.uding6320-requirementsproper:inoma11type:-.<x63卬x>andinc1.uding25015-testSPeabCagnSnn心type:-OVCf250uptoandridudng63010-expar«toryEaHernsmaJRrroma11type-OVef6305Inthetextofthisdocument,theWordSInbo1.daredefinedinC1.ause3.Subdauses.notes,figuresandtab1.esadditiona1.tothoseinIEC61558-1:2017arenumberedstartingtrom101;supp1.ementaryannexesareentit1.edAA.BB.etc.Thecommteehas<Jeodedthatthetentsofthisdocumentwi1.1.remainunchangedunti1.thestabi1.itydateindicatedontheIECwebsiteunderhttpR1.wbs1.oreic.chrnthedatare1.atedtothespecificdocument.Atthisdate,thedocumentv/i1.1.beIntroductionIECTC96hasagroupsafetyfunctioninaccordanceWrthIECGuide104fortransformersotherthanthoseintendedtosupp1.yCfetributionnetworks,inparticu1.artransformersandpowersupp1.yunitsintendedtoa1.1.owth©appfccaticxofprotectivemeasuresagainste1.ectricshockasdefinedbyTC64.butincertaincasesinc1.udingthe1.imitationofvo1.tageandhorizonta1.safetyfunctionforSE1.V.inaccordancewithIEC603G4-441.Thegroupsafetyfunction(GSF)isnecessarybecauseOfrsposib*tyforsafetyextra-1.owvo1.tage(SE1.V)Inaccordancew*ihIEC61140:2016,526andIEC60364-4-412017,414.3.1,orcontro1.<xctsinaccordanceVrtIhIEC60204-1:2016,7.24.ThegroupsafetyfunctionKSneededforeachPaftofIEC61S582becausedifferentstandardsoftheIEC61558seriescanbecombinedinonens!rctk)11butincertaincaseswithno1.imitationofratedoutputpower.Forexamp1.e,anautotrans1.ormerinaccordancewithIEC615582-I3canbedesignedMhaseparateSE1.V-circuitinacrdancev/iththeparticu1.arrequirementsforIEC61558-2-6reiati11gtothegenera1.requirementsofIEC61558-1.SAFETYOFTRANSFORMERS,REACTORS,POWERSUPP1.YUNITSANDCOMBINATIONSTHEREOF-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.ications1 ScopeRep1.acementThispartofIEC61558dea1.swiththesafetyofseparatingtransformersforgenera1.app1.icationsandpowersupp1.yunitsinrporatingseparatingtransformersforgenera1.app1.icabons.Transformersincorporatinge1.ectroniccircuitsarea1.socoveredbythisdocument.NOTE1Safetyi11dudcs<Hoctrica.therma1.andmechanica1.aspects.Un1.essO1.herWjSespecified,fromhereonv/ard.thetermtransformerversseparatingtransformersf(xgenera1.app1.icationsandpowersupp1.yunitsincorporatingseparatingtransformersf(xgenera1.app1.ications.Forpowersupp1.yunits(1.inear),thisdocumentisapp1.icab1.e.Forswitchmodepowersupp1.yunits.IEC61558-2-16isapp1.cab1.e.Thisdocumentdoes11o1.app1.ytotransformersveredbyIEC6O07G-11.Thisdocumentisapp<icaWetostationaryorportab1.e,sing1.e-phaseOtPoiyPhas。,aircoo1.ed(natura1.orforcedindependentorassociateddry-typetransformers.Thewindingscanbeencapsu1.atedor11on-e11capsu1.ated.Theratedsupp1.yvo1.tagedoesnotexceed1000VACandtheratedsupp1.yfrequencyandtheinterna1.operatingfrequenciesdonotexceed500Hz.Theratedoutputdoesnotexceed:- 1kVAforsing1.e-phasetransformers.- 5kVAforpo1.yphasetransformers;Thisdocu11>entisappicabictotransformerswithout1.imitationo<theratedoutput,subjecttoanagreementbetweenthepurchaserandthemanufacturer.NOTE2TransformersintendedtoSUPPiydstrDutionnetworksatenotinc1.udedrithescope.Theno-1.oadoutputvo1.tageortheratedoutputvo1.tagedoesnotexceed1OOOVACor1415Vnpp1.e-freeDCF(Xindependenttransformerstheno-1.oadoutputvo1.tageand/ortheratedoutputvo1.tagesnot1.essthan50VACor120Vnpp1.e-freeDC.ThisdocumentisOOtapp1.icab1.etoexterna1.circuitsandthe*componentsintendedtobe1111ectedtotheinputtermina1.sandoutputtermina1.softhetransformers.NOTE3Transformerscceredbythisdocumentateon1.yusedinap<icaiions*eredoub1.eorreinkxeedinsUatio11betweencircuitsnotrequired»thei115taatio11rtes<xbyIhOendproductstandardNOTE4Norma1.1.ytheseparatingtransformersareintendedtobeus«dwitheQjipmenttoprvkVOItagSd11fntIrOrnthesuppiyVa1.agefortheIuncikxitfrequrementsatteequipment.Theprotectionagamate1.ecteeshockmaybeprovidedorCOEmOdbyotherfeaturesoftheequipment,such»$thebodyPansofoutputcircuitsmaybeCOnneC1.edk>theInputcircuitsortopco<ectaeearthing.Attentionisdrawntothefo1.1.owing:- fortransformersintcnddtobeusedinvehic1.es,onboardsh<>s.andaircraft.adcStiona1.requirements(fromotherappcab1.estandards,nationa1.ru1.es,etc.);- measurestoprotecttheenc1.osureandthempo11entsinsidetheenc1.osureagainstexterna1.inf1.uencessuchasfungus,vermin,termites,so1.ar-radiation,andicing;_thedifferent11d11ionsfortransportation,storage,andoperatio1.thetransformers:- additiona1.requirementsinaccordancewithotherappropriatestandardsandnationa1.ru1.esmaybeapp1.icab1.etotransformersintendedforuseinSPeaa1.environments.Futuretechno1.ogica1.deve1.opmentoftransformersmaynecessitateaneedtoincreasetheupper1.imitofthefrequencaes.Unti1.thenthisdocumentmaybeusedasaguidancedocument.Thisgroupsafetypub1.icationfocusingonsafetygu=danceisPnmah1.yi(cnddtobeusedasaproductsafetystandardfortheproductsmentionedinthescope,butisa1.sointendedtobeusedbytechnica1.m11rtteesintheprepara1.iofpub1.icationsforproductsSimiar1.othosementionedinthescopeofthisgroupsafetypub1.ication,inaccordanceWithIheprincip1.es1.aiddowninIECGuide104andISOECGuide51.Omitteeis.whereverapp1.icab1.e,tomakeuseofBSPsand&GSPs吟thepreparationotitspub1.ications.2 NormativereferencesThisc1.auseofPart1isapp<icaWeexceptasfo1.1.ows：AdditionIEC6155812O17.Safetyo1.ansto<ms,reactors,oowcrsuppfyumtsandccmb)a1.ionsthereof-Part1:Genera1.requfeementsandtests3 TermsanddefinitionsForthepurposesofthisdocument,thetermsand(definitionsgiveninPart1app1.y.ISOandIE
