... 380V), Max 30KW (Single-phase) Functions & Features-Test discharge three-phase voltage, current, active power, reactive power, apparent ... discharging time, timing to automatic shut-off load, discharge off and alarm operator-Set over/under voltage ... 10Condition of CircumstanceWorking Temperature: (-20~55)°C Storage Temperature: (-45~70)°CRelative humidity: 90%(40±2°C) Atmospheric pressure: (70~106 ...