... and electric energy impulse transmitting output, which can carry out electric power measurement, electric energy calculation, data ... 0.2%Frequency40~60Hz, accuracy 0.2HzFunctionActive power, Reactive power, Apparent power, Accuracy: 0.5% classElectric energyFour quadrant ... 20~75ºCSafetyVoltage withstandInput and power>AC 2kV, input and output>AC 2kVInsulationInput, output, power supply to machine hull ...