... direction measures single phase two wire active power consumption. It is nothing with direction of the flow of load current, complying with standard IEC62053 ... ,Rated voltage(V)110,120,220,230,240,etc.Rated current(A)1.5(6), 2.5(10), 5(20), 10 ... %IbRated frequency50Hz or 60HzInternal power consumptionVoltage circuit ≤1.0W 5VA; Current circuit ≤1VA(Ib)Max. operation temperature-30°C ~ +70°C ...