... watt-hours meter For exported goods Application:DD862,DD862-4 50Hz,.,GB/T15283-1994IEC521.hour meter is a kind of ... strength.main technical data:Type:DD862,DD862-4 Accurocy(class):2Rated voltage(v):220-240Rated current(A):DD862,DD862-4 :2(4),2.5(5),3(6 ... 1,6kVAC voltage 2kV for 1 minute impulse voltage 6kV DD862 Kilo-Watt-Hour Meter,energy meter