15
3-6 Alarm or Fault reference code
Event log
UPS Alarm Warning
Buzzer
LED
1
Rectifier Fault
Beep continuously
Fault LED lit
2
Inverter
fault(Including
Inverter
bridge is shorted)
Beep continuously
Fault LED lit
9
Fan fault
Beep continuously
Fault LED lit
12
Selftest fault
Beep continuously
Fault LED lit
13
Battery Charger fault
Beep continuously
Fault LED lit
15
DC Bus over voltage
Beep continuously
Fault LED lit
16
DC Bus below voltage
Beep continuously
Fault LED lit
17
DC bus unbalance
Beep continuously
Fault LED lit
18
Soft start failed
Beep continuously
Fault LED lit
19
UPS Inside Over Temperature
Twice per second
Fault LED lit
20
Heatsink Over Temperature
Twice per second
Fault LED lit
26
Battery over voltage
Once per second
Fault LED blinking
29
Output Short-circuit
Once per second
Fault LED blinking
30
Input current limit
Once per second
Fault LED blinking
31
Bypass over current
Once per second
BPS LED blinking
32
Overload
Once per second
INV
or
BPS
LED
blinking
33
No battery
Once per second
Battery LED blinking
34
Battery under voltage
Once per second
Battery LED blinking
35
Battery low pre-warning
Once per second
Battery LED blinking
36
Over load time out
Once per 2 seconds
Fault LED blinking
37
DC component over limit.
Once per 2 seconds
INV LED blinking
39
Mains volt. Abnormal
Once per 2 seconds
Battery LED lit
40
Mains freq. abnormal
Once per 2 seconds
Battery LED lit
41
Bypass Not Available
BPS LED blinking
42
Bypass unable to trace
BPS LED blinking
43
Inverter on invalid
44
Not at Inverter side
