... ×(1±5%)~140VAC×(1±5%)BATTERY INPUT Battery InputTypeLead-Acid maintenance-free Voltage range of battery192/240VDC optionalBat ... PanelI/P Voltage, I/P& Frequency,Battery voltage,UPS status, load, temperature,O/P Voltage,Frequency, B/P Voltage,Frequency ... or output above or below the range of voltage Overload ,over temperature and short circuit protectionENVIRONMENTEnviron-mentTemperature ...