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2.6 Faults Code Reference
Fault event
Bus start fail
Bus over
Bus under
Inverter soft start fail
Inverter voltage high
Inverter voltage Low
Inverter output short
2.7 Warning indicator
Warning
Low Battery
Overload
Over input current
Battery is not connected
Over Charge
Site wiring fault
EPO enable
Over temperature
Charger failure
Battery fault
Out of bypass voltage range
Bypass frequency unstable
Battery replacement
EEPROM error
Note: "Site Wiring Fault" function can be enabled/disabled via software. Please check software
manual for the details.
3. Troubleshooting
If the UPS system does not operate correctly, refer to the table below.
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
Sounds every 2 seconds
(The UPS will shut off)
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
Sounds every 2 seconds
15
Fault code
Icon
27
x
28
x
2A
x
41
x
43
45
x
49
x
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