3-7. Fault Reference Codes
Fault event
Bus start fail
Bus over
Bus under
Inverter soft start fail
Inverter voltage high
Inverter voltage Low
Inverter output short
3-8. Warning indicator
Warning
Low Battery
Overload
Over Input Current
Battery is Not Connected
Overcharge
Site Wiring Fault
EPO Enable
Over Temperature
Charger Failure
Battery Fault
Out of Bypass Voltage Range
Bypass Frequency Unstable
Battery Needs Replacement
EEPROM Error
NOTE: "Site Wiring Fault" function can be enabled/disabled via software. Please check
software manual for the details.
Fault code
Icon
01
x
02
x
03
x
11
x
12
x
13
x
14
x
Icon (flashing)
Fault event
Battery voltage too high
Battery voltage too low
Charger output short
Over temperature
Overload
Charger failure
Over input current
Code
Alarm
Sounds every 2 seconds
Sounds every second
Sounds 2 beeps every 10 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounding every 2 seconds
(UPS will power off to indicated
battery failure)
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
19
Fault code
Icon
27
x
28
x
2A
x
41
x
43
45
x
49
x