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1、IECIEC61558-2-1Edition3.02021-04INTERNATIONA1.STANDARDGROUPSAFETYPUB1.ICATIONSafetyoftransformers,reactors,powersupp1.yunitsandcombinationsthereof-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.icationsTHISPUB1.I
2、CATIONISCOPYRIGHTPROTECTEDCopyright2021IEC,Geneva,Switzer1.andA1.1.rightsrcsjrvodUn1.essBhorwtscspecified,noPtanofthsPUbIEartkximaybercpriuccdorUti1.izedinanyformorbyanymeans,tfectroncOrmechanica1.,inc1.udingpbo(ccopy11gandECrOfiIm.wthoutpermission11WhUnqfrometherIECorIECsmemberNationa1.Cammi1.teein
3、Ihecountryoftherequester.Hyouhaveanyquestionsabou1.IECcopyrightxhaveanenquiryatou1.Obiwningadditiona1.rightstothispuWicatio11,pteasecontactteaddressZ1.OWOr)our1.oca1.IECmemberNationa1.Committeeforfurtherinformation.IECCentra1.OHiccTd:441229W02113.ruedeVarembG11rcchCH-1211Geneva20*ww.iec.chSwitzer1.a
4、ndAbou1.theIECTheInternabona1.Etectrotechnica1.Commisskxi(IEC)isthe1.eadingg1.oba1.organizationthatpreparesa11dPUdisheSInternabona1.Starxjafdsfora1.1.e1.ectricaJ.e1.ectronicandre!edtechno1.ogies.Abou1.IECpub1.icationsThetechnica1.contentofIECpub1.icationsi$keptunderoosUntreviewbytheIECPkjascmakesixo
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7、11ce,p1.easetacttheCustomerServiceC(Xfe:satesec.ch.IEC61558-2-1Edition3.0202104INTERNATIONA1.STANDARDGROUPSAFETYPUB1.ICATIONSafetyoftransformers,reactors,powersupp1.yunitsandcombinationsthereof-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatin
8、gtransformersforgenera1.app1.icationsINTERNATIONA1.E1.ECTROTECHNICA1.CoMMISS1.ONICS29.180ISBN978-2-8322-9696-7Warning!Makesurethatyouobtainedthispub1.icationfromanauthorizeddistributor.，Rcr3YAztenfo1.1.tktofU!aVCONTENTSFOREWORD3INTRODUCTION51 ScopO62 Normativeroferoccs73 Termsanddefinitions74 Genera
9、1.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.oadprotectio
10、n1016 Mechanica1.strength1117 Protec1.iagainstharmfu1.ingressofdust,so1.idobjectsandmo*sture1118 Insu1.ationresistance,die1.ectricstrengthand1.eakagecurrentIi19 Construction1120 Components1121 Interna1.wiring1122 Supp1.yconnectionandotherexterna1.f1.exiWecaWorcords1123 Termina1.sforexterna1.conducto
11、rs1124 Provisionsforprotectiveea11hig.1125 Screwsandconnections1126 Creepagedistances.C1.OaranCCSanddistancesthroughinsu1.ation1127 Resistancetoheat,fireandtracking1128 Resistancetorusting12Annexes13Bib1.iography14TaWe101-SyEbOteindicatingthekindoftransformer9Tabte102-Outputvo1.tageratio10ImissionSA
12、FETYOFTRANSFORMERS,REACTORS,POWERSUPP1.YUNITSANDCOMBINATIONSTHEREOF-Part2-1:Particu1.arrequirementsandtestsforseparatingtransformersandpowersupp1.yunitsincorporatingseparatingtransformersforgenera1.app1.icationsFOREWORD1) TheIrrtemaiionaiEec1.roiechnica1.Commission(IEC)awor1.dwideorgamzabonforSgrXJa
13、KSmittees(IECNationa1.Committees).TheobjectcIECisIopromotei11wmaonaco-opratxonai1.qestsCoaCemingS1.andardizaikxiinthGtectnca1.and1.drcs.IECPgIiSbCSIn1.cmatkxia1.Standards,Technica1.Spcdficabons.Technica1.Repos.PuttdyAva1.IabJeSpeci1.kjatkxis(PAS)andGudes(hereafreferredtoasECPUb1.iCaIiOESj)TMirpfoparatiscntrus1.odImittocs:anyIECNationa1.Commntocintcrcs1.cdinthesubjectdea1.twhmayparticipate力thispceprakxywork.Intemaiiona1.governtnenia1.andrxx-govcr11EoEXxga11izatkxsSaiSing*iththeIECa1.soPJrtiQPaiBinthspreparation.IECcoabcxa1.csc1.ose1.ywiththeInternationa
