6-10KVA Rack-mount UPS User Manual Trouble shooting
30
Seq.
Items
0
1
Solution
installed.
32 16
Positive bus over
voltage
OK
Fault
UPS requires service
33
A2
1
Negative bus over
voltage
OK
Fault
UPS requires service
34
2
Fan Fault
OK
Fault
At least one of fans fail.
35 3
Reserved
36 4
Reserved
37 5
Positive bus
under voltage
OK
Fault
UPS requires service
38 6
Negative bus
under voltage
OK
Fault
UPS requires service
39 7
Battery
reversed
OK
Fault
Check if the battery wires
connection is OK
40 8
Reserved
41 9
Reserved
42 10
Reserved
43 11
Reserved
44 12
Reserved
45 13
Battery over
temperature
OK Fault
Check if environmental temp is
too high or batteries life is over
46 14
Reserved
47 15
Reserved
48 16
Reserved
49
A3
1
Battery voltage
low
OK Fault
50 2
Reserved
51 3
Battery
EOD
OK
Fault
52 4
Reserved
53 5
Reserved
54 6
Reserved
55
7
BYP voltage Fault
OK
Fault
Check if bypass input voltage is
normal