... power, power consumption, power factor, frequency 2.Three phase 1.Features of DW9 three phase digital power meter : - Multi-function coulo-meter. - Measuring object: voltage, current, power, power consumption, power ... parameterPower supplyAC 90~260V 50/60HzMeasuring objectvoltage,current, power, power consumption,powerfactor,frequency,active energyDimension96H×96W×100LmmDirect input rangeVoltage:0 ...