Xtreme Power Conversion Corporation
TX91 3.8- 10kVA User’s Manual
Page 30
Uninterruptible Power Supply
4.3 Warning Code Descriptions
Warning
code
Warning event
Warning code
Warning event
01
Battery unconnected
10
L1 IP fuse broken
07
Over charge
08
Low battery
09
Overload
33
Locked in bypass after overload 3 times in 30min
0A
Fan failure
3A
Cover of maintain switch is open
0B
EPO enable
3D
Bypass unstable
0D
Over temperature
3E
Boot loader is missing
0E
Charger failure
42
Over-temperature on transformer
Fault Code
Fault event
F a u l t
code
Icon
Fault event
Fault code
Icon
Bus start failure
01
Battery SCR short circuited
21
Bus over
02
Inverter relay short circuited
24
Bus under
03
Charger short circuited
2a
Bus unbalance
04
Can communication fault
31
Inverter soft start failure
11
Over temperature
41
High Inverter voltage
12
CPU communication failure
42
Low Inverter voltage
13
Overload
43
Inverter output short circuited 14
Battery turn-on failure
6A
Negative power fault
1A
PFC current failure in battery
mode
6B
Inverter over current
60
Bus voltage changes too fast
6C
Inverter waveform abnormal
63
SPS 12V abnormal
6E
Inverter current detection error 6D
Transformer over temperature
77