Registration number (WIID)Project No.TitleStatus
46945EN 60044-1:1999/prAAInstrument transformers - Part 1: Current transformersIzstrādē
50023EN 61869-4:2014Instrument transformers - Part 4: Additional requirements for combined transformersIzstrādē
80932prEN IEC 61869-201IEC 61869-201: Instrument transformers - Part 201: General requirements for instrument transformers for low voltage applications (≤1000 V AC and 1500 V DC)Izstrādē
74703EN IEC 61869-13:2021/prAAInstrument transformers - Part 13: Stand-alone merging unit (SAMU)Izstrādē
45753EN 60044-2:1999/prAAInstrument transformers - Part 2: Inductive voltage transformersIzstrādē
72975prEN IEC 61869-210Instrument transformers - Part 210: Additional requirements for low power current transformers and current sensors for low voltage applicationsIzstrādē
73977EN IEC 61869-99:2022Instrument transformers - Part 99: GlossaryIzstrādē
74124prEN IEC 61869-8Instrument transformers - Part 8: Specific requirements for electronic current transformersIzstrādē
74445prEN IEC 61869-7Instrument transformers - Part 7: Specific requirements for electronic voltage transformersIzstrādē
54042HD 553 S2:1993/prAXCurrent transformersIzstrādē
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