... 380VAC,230/400VAC,240/415VACRange±25%Nominal input frequency50Hz±10%,60Hz±10%ChargeCharge modeconstant current to constant voltage, with temp compensationBatteryBattery ... ParametersWorking environmentTemp: 0~40°C, relative humidity 30%~90 %( 1% decrease against 100 meters’ rise. Altitude 4000m MAX)Communication ... 950×18001600×1150×1800 HT HM Series Low frequency Online Ups 3/3 Phase In/Out