
Indicates the Battery capacity by 0-25%, 26-50%, 51-75%, and 76-100%.
Indicates the battery is fault.
Indicates low battery level and low battery voltage.
Input & Battery voltage information
Indicates the input voltage or frequency or battery voltage.
Vac: Input voltage, Vdc: battery voltage, Hz: input frequency
3-3. Audible Alarm
Beeping once every 2 minutes
Beeping once every 4 seconds
Beeping twice every second
Beeping once every second
Fan failure/Over temperature
Overload 3 times in 30min
Cover of maintain switch is open
Inverter soft start failure
Inverter output short circuited
Battery SCR short circuited
Inverter relay short circuited
CPU communication failure
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