... large-scale integrated circuit, high reliability step motor, it can meter the AC single-phase active energy (voltage rating: 220V; frequency 50Hz), positive and ... capacity: not less than 20mA Working voltage: AC 220V Reference VoltageReference FrequencyBasic current (Rated Maxi current) (A)220501.5(6),2.5(6 ... ), 3(6),5(20),10(40),15(60),20(80),30(100) single phase ...