... . 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-30°C ~ +70 ...