EN IEC 60051-3:2021 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 3: Special requirements for wattmeters and varmeters
European Committee for Electrotechnical Standardization(CENELEC)
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EN IEC 60051-3:2021
EN IEC 60051-3:2021 history
2021EN IEC 60051-3:2021 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 3: Special requirements for wattmeters and varmeters