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Appendix 4 UPS message table
This section lists the event and alarm messages that the UPS might display. The messages
are listed in alphabetical order. This section is listed with each alarm message to help you
troubleshoot problems.
4.1 Operational Status and Mode(s)
Note
:
“X” shows that it will determined by other conditions.
4.2 Alarm Information
Item
UPS Alarm Warning
Buzz
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
Initialization 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