DD862,DD862-4 single phase watt-hours meter For exported goods Application:DD862,DD862-4 50Hz,.,GB/T15283-1994IEC521.hour meter is a kind of induction meter.which is ... aluminum with excellent mechanical strength.main technical data:Type:DD862,DD862-4 Accurocy(class):2Rated voltage(v):220-240Rated current( ... ,6kVAC voltage 2kV for 1 minute impulse voltage 6kV DD862 Kilo-Watt-Hour Meter,energy meter