GOST IEC 62058-21-2012 Electricity metering equipment AC. Acceptance inspection. Part 21. Particular requirements for electromechanical meters for active energy accuracy classes 0,5, 1 and 2
IEC 62058-11:2008 Electricity metering equipment (AC) - Acceptance inspection - Part 11: General acceptance inspection methods
GOST IEC 62058-21-2012 history
2012GOST IEC 62058-21-2012 Electricity metering equipment AC. Acceptance inspection. Part 21. Particular requirements for electromechanical meters for active energy accuracy classes 0,5, 1 and 2
1983GOST 25990-1983 Electrical active energy meters, accuracy class 2,0. Acceptance control