... % THD with linear loadEfficiency>85%Crest ratio3:1ProtectionOverload>120% for 2 minutes, > 150% at 10 secondsShort CircuitIBattery low/ ... (Optional)I/P & O/P Voltage, / O/P Frequency, Load, Battery Voltage, TemperatureDigitalI/P&O/P voltage, O/ ... P Frequency, battery, loadAlarmAlarmMains failure, battery low, overload, inverter faultMutemanualNoise ...