... Product Description DD862 single phase watt meter(wattmeter,kwh meter) Meter case Two types ... Single Phase Watt-Hour MeterTypical Connection Diagram of Single Phase Watt-Hour Meter Outline & Installation Size Technical Parameters of Single Phase Watt-Hour Meter ... transparent PC22Terminal cover ABS, Bakelite, PC23Register Cyclometer single, Unidirectional, Jumping , Metal24Option Reverse running stopper, ...