34A10A Unbalanced input voltages (three-phase input)A806 E.P.O control activeA80E Overload: load > 105%A810 Load percentage greater than the user threshold setA60D Batteries missing or Battery Box missing or not connectedA802 Low batteryAC20 UPS work in Manual Bypass operation modeFaultsFaults are normally preceded by an alarm signal and their scale leads tothe power-off of the inverter and the load being powered by the bypass line.CODE DESCRIPTIONF002 UPS FaultF004 Dissipator over temperatureF302 F303 Capacitor bank undervoltageF300 F301 Capacitor bank overvoltageF304 Unbalanced capacitor bankF305 Failed capacitor bank soft startF70D Inverter overvoltageF805 Short circuitF704 Failed inverter soft startF70C Inverter undervoltageF808 Output overload faultF811 Negative output power