LCD Panel:
Indicates battery discharge time in numbers. H: hours, M:
minutes, S: seconds
Fault Information
Indicates that the warning and fault occurs.
Indicates the fault codes, and the codes are listed in details
in section 3-9.
Indicates that the UPS alarm is disabled.
Output & Battery voltage information
Indicates the output voltage, frequency or battery voltage.
Vac: output voltage, Vdc: battery voltage, Hz: frequency
Indicates the load level by 0-25%, 26-50%, 51-75%, and
76-100%.
Indicates overload.