BS EN 62053-11:2003+A1:2017 Electricity metering equipment (a.c.). Particular requirements. Electromechanical meters for active energy (classes 0,5, 1 and 2)
2018BS EN 62053-11:2003+A1:2017 Electricity metering equipment (a.c.). Particular requirements. Electromechanical meters for active energy (classes 0,5, 1 and 2)
2003BS EN 62053-11:2003 Electricity metering equipment (a.c.) - Particular requirements - Electromechanical meters for active energy (classes 0,5, 1 and 2)