IEC 62058-31:2008
IEC 62058-31:电计量设备(AC).验收检验.第31部分:有功电能用静态计量仪的特殊要求(0.2S、0.5S、1和2级)
IEC 62058-31: Electricity metering equipment (AC) - Acceptance inspection - Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2)