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
3
Inverter Thyristor short
Beep continuously
Fault LED lit
4
Inverter Thyristor broken
Beep continuously
Fault LED lit
5
Bypass Thyristor short
Beep continuously
Fault LED lit
6
Bypass Thyristor broken
Beep continuously
Fault LED lit
7
Fuse broken
Beep continuously
Fault LED lit
8
Parallel relay fault
Beep continuously
Fault LED lit
9
Fan fault
Beep continuously
Fault LED lit
10
Reserve
Beep continuously
Fault LED lit
11
Auxiliary power fault
Beep continuously
Fault LED lit
12
Initializtion fault
Beep continuously
Fault LED lit
13
P-Battery Charger fault
Beep continuously
Fault LED lit
14
N-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
Rectifier Over Temperature
Beep continuously
Fault LED lit
20
Inverter Over temperature
Twice per second
Fault LED lit
21
Reserve
Twice per second
Fault LED lit
22
Battery reverse
Twice per second
Fault LED lit
23
Cable connection error
Twice per second
Fault LED lit
24
CAN comm. Fault
Twice per second
Fault LED lit
25
Parallel load sharing fault
Twice per second
Fault LED lit
26
Battery over voltage
Twice per second
Fault LED blinking
27
Mains Site Wiring Fault
Once per second
Fault LED blinking
28
Bypass Site Wiring Fault
Once per second
Fault LED blinking
29
Output Short-circuit
Once per second
Fault LED blinking
30
Rectifier over current
Once per second
Fault LED blinking
31
Bypass over current
Once per second
BPS LED blinking