... features of good reliability, light weight, specious appearance, etc.The meter is widely used in office buildings, shopping malls, residences, airports ... (A)1.5(6), 2.5(10), 5(20), 10(40)A,15(60), 20(80), 30(100),etc.Operation voltage rangeUn ... ±20%Starting current0.4%IbRated frequency50Hz or 60HzInternal power consumptionVoltage circuit ≤ ...