... ratio Testing mode: active power,reactive power Measuring voltage, current, phase angle, frequency, power factor, active power, reactive power, apparent ... level--Input frequency--Voltage Supply220V ± 10%, 50/60Hz ± 2HzAmbient temperature10°C -- 30°CInfluence of external fields≤ 0.05 % / mTRelative humidity45% -- 75 ... ×H×D) (mm)325×109×288Weight (kg)5.5[Back] Single-Phase Standard Meter