... -200 standard. 1.ApplicationDDS480 series electronic single phase watt hour meter is a high technology product adople avanced IC technology ... to guaranty that power meter can operate steadily for a lor time. the finished meter don’t neet ... Phase Electronic Kilowatt Hour MeterDDS4801.0, 2.01.5(6)A,2.5(10)A,5(20)A,10(40)A, 45(60)A,20(80)A ... ,5(30)A,10(60)A, 80ms ...