PROLINK IPS5003GENERALRated Power 5000VA/4000WDimension (W x H x D) (mm) 385 x 382 x 148Net Weight (kgs) 32INPUTNominal Voltage 220-240VacVoltage Range 170 ~280Vac(narrow)90~280Vac(wide)Frequency 50/60Hz (Auto sensing)OUTPUTNominal Voltage (Batt.mode) 220-240VacFrequency Range(batt.mode) 50Hz/60Hz 1%Waveform (Batt.mode) Pure Sine WaveTransfer Time Narrow modeWide modeOverload Capability 1min@ >110%0s@>120%Overload Protection Circuit breaker or inner firmware protectionProtection Discharge, over-charged, over-load, short-circuit protectionBATTERYNominal Battery Voltage 48VDCFloat Charging Voltage 54VCharging Algorithm 3-stage chargingCharging Current 10A/20A(default)/30A/40AINDICATORS & MANAGEMENTDisplay LCDAlarm Batt. Mode, low battery, overload, fault, etcAuto Recharge YesAuto Restart YesPower Management Software YesRS232 Yes