High accuracy electronic standard meter FeaturesHigh accuracy up to 0.05% Testing type: 3 phase 4 wire, 3 phase 3 wire Testing mode: active power ... connection reactive power Measuring voltage, current, phase, frequency, power etc of each phase Measuring phase angle of phase to phase, sum of active power, sum ... %Dimensions (W×H×D) (mm)432×131×308Weight (kg)15 Three Phase Standard Meter