IEC 61439-3-2024.docx

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1、IECIEC61439-3Edition2.02024-03INTERNATIONA1.STANDARDNORMEINTERNATIONA1.Eorinside1.ow-vo1.tageswitchgearandcontro1.gearassemb1.ies-Part3:Distributionboardsintendedtobeoperatedbyordinarypersons(DBO)Ensemb1.esdapparei1.1.ageabassetension-Partie3:Tab1.eauxderepartitiondestinesaetreuti1.isespardespersonn

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11、o11e*sE9a1.mniappeeVOCabU1.aKeEtectfotechniqueInjefnaionaJ(IEVenigne.IEC61439-3Edition2.02024-03INTERNATIONA1.STANDARDNORMEINTERNATIONA1.Eco1.ourinside1.ow-vo1.tageswitchgearandcontro1.gearassemb1.ies一Part3:Distributionboardsintendedtobeoperatedbyordinarypersons(DBO)Ensemb1.esdtapparei1.1.ageabassetension一Partie3:Tab1.eauxderepartitiondestinesaetreuti1.isespardespersonnesOrdinaires(DBO)Internatkdna1.E1.ECTROTECHNICA1.COMMISSIONCOMMISSIONE1.ECTROTECHNIQUEINTERNATK)NA1.ICS29.13020ISBN978-2-8322-8364-6Warning!F4akesurethatyouobtainedthispub1.icationfromanauthorizeddistributor.Attention!Ve