... . IGBT inverter to reduces the heat considerably. Current carrying capacity is high & can handle high in-rush loads7. High capacity charger ... UPS status, load, temperature,O/P Voltage,Frequency, B/P Voltage,Frequency CommunicationsRS232,Intelligient Slot (Web power card, or ... inverter problemsProtectionAC input or output above or below the range of voltage Overload ,over temperature and short circuit ...