LST EN 62052-11-2003 Electricity metering equipment (AC). General requirements, tests and test conditions. Part 11: Metering equipment (IEC 62052-11:2003)
2003LST EN 62052-11-2003 Electricity metering equipment (AC). General requirements, tests and test conditions. Part 11: Metering equipment (IEC 62052-11:2003)