KS C IEC 62058-21-2017 Electricity metering equipment (AC) ― Acceptance inspection ― Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2)
2017KS C IEC 62058-21-2017 Electricity metering equipment (AC) ― Acceptance inspection ― Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2)