Output Power Continuous – 1’000WInputInput Nominal Voltage – 230VacInput Voltage Range – 120V~275Vac Line Low Transfer – 120Vac ± 2% Line Low Return – 130Vac ± 2% Line High Transfer – 285Vac ± 2% Line High Return – 260Vac ± 2% Input Frequency 50Hz (45Hz~70Hz) OutputOutput Voltage 220Vac / 230Vac / 240Vac Waveform – Pure Sine Wave Voltage Regulation (Batt Mode) 85% Maximum Load – Up to short circuit Asymmetrical Load Max – Up to nominal output power Overload and Short Circuit Protection – Automatic disconnection Overheating Temperature Protection – Acoustic warning before shut-offPower Factor – 08BatteryVoltage Range 12VDC (105~143VDC) Max Charging Current 25ADisplay LCD Display – INVERTER status, I/P&O/P Voltage Frequency, Load%,Battery Voltage & %, Temperature, Mode LED Display – Normal (Green), Warning (Yellow), Fault (Red) Audible Alarm Battery Mode – Beeping every 4 seconds Low Battery – Beeping every second Overload – Beeping twice per second General date AC By Pass Time (UPS Mode) 5msOperation Temperature -20 °C to +55 °C Audible Noise Less than 55dBA (at 1M) Relative Humidity 0-95% non-condensing Physical dataUnit Dimensions (L x W x H mm) – 320*130*190Unit Weight 13kgInner box size(mm) 420*230*300