... 283 VacFrequency:45~65Hz(Auto Sensing)(Economic mode)Output ECO modeVoltage:220Vac±%%(Economic mode of utility power ... ShutdownYesDisplay:LED Inverter running,voltage change,battery,fault,loadLCD Input/output voltage/frequency,load battery voltage, inner temperature, ... bypass or shutdownShort circuit:Circuit protection, no inverter output, inverter auto recovery after short circuit clearanceLow voltage ...