Xtreme Power Conversion Corporation
TX90 User’s Manual
Page 17
Uninterruptible Power Supply
Faults Reference Code
Fault event
Fault code Icon
Fault event
Fault code
Icon
Bus start fail
01
x
Inverter voltage Low
13
x
Bus over
02
x
Inverter output short
14
Bus under
03
x
Battery voltage too high
27
Bus unbalance
04
x
Battery voltage too low
28
Inverter soft start fail
11
x
Over temperature
41
x
Inverter voltage high
12
x
Over load
43
Warning Indicator
Warning
Icon (flashing)
Alarm
Low Battery
Sounding every second
Overload
Sounding twice every second
Battery is not connected
Sounding every second
Over Charge
Sounding every second
Over temperature
Sounding every second
Charger failure
Sounding every second
Out of bypass voltage range
Sounding every second