INFOSEC UPS SYSTEM E3 PRO 1000 RT User Manual page 21

Battery mode
Bypass mode
Standby mode
Fault mode
3.7 Faults reference code
Fault event
Bus start fail
Bus over
Bus under
Bus unbalance
Inverter soft start
failure
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When the input voltage is
beyond the acceptable range or
power failure, the UPS will
backup power from battery and
alarm is sounding every 5
second.
When input voltage is within
acceptable range but UPS is
overload, UPS will enter bypass
mode or bypass mode can be
set by front panel. Alarm is
sounding every 10 second.
UPS is powered off and no
output supply power, but still
can charge batteries.
When a fault has occurred, the
ERROR icon and the fault code
will be displayed.
Fault Icon
code
01 x
02 x
03 x
04 x
11 x
Fault event
Inverter output short
Battery voltage too
high
Battery voltage too
low
Over temperature
Overload
Fault Icon
code
14
27
28
41 x
43
21