digital watt hour meter

Multi-function Moving lron instrument AC Ammeter / plastic Square Panel Meter Panel Meter 180,780,6700 Mu Series Accuracy: class 2.5 Specification:30V 50V 75V 100V 120V 150V 200V 250V 450V 500V 600V, if over 600V, meters can be connected potential transformer with secodndary voltage 100V Name 60 Moving lron instrument AC Ammeter Model ＞Analong meter＞180,780,670,Mu Series Type SD-670 AC A Accuracy: class 2.5 Specification:50uA 100uA 150uA 500uA 1mA 2mA 5mA 10mA 20mA 30mA 50mA