... . It is nothing with direction of the flow of load current,complying with standard IEC62053-21,IEC62052-11.♦Directly connect operation ... ,Rated voltage(V)110, 120 220, 230, 240, etc.Rated current(A)1.5(6), 2.5(10), 5(20), 10 ... %Starting current0.4%IbRated frequency50Hz or 60HzInternal power consumptionVoltage circuit ≤1.0W 5VA; Current circuit ≤1VA(Ib)Max.operation temperature-40°C ~ +80 ...