... breaker, Bypass breaker; DC Fuse, Fan, redundant power supply; temperature sensor, EPO (Emergency Power Off), audible alarmsSoftware ProtectionsDischarging ... batteries, Battery charger working, Inverter working, Emergency Power Off, manual Shutdown, Bypass SCR fail, bypass ... , high output voltage, DC fuse open, %v power supply fail, 13.5 v power supply fail, inverter overvoltage, ...