Operations
18
OPERATING MODE DESCRIPTION
LCD DISPLAY
Bypass mode
When input voltage is within the acceptable range
but the UPS is overloaded, UPS will enter bypass
mode or bypass mode can be set by front panel.
The alarm will sound every 10 seconds.
Standby mode
UPS output is off, but the battery is still charged as
needed.
Fault mode
The UPS is in fault mode when no output power
can be supplied from the UPS and the fault icon
and number are displayed on the LCD display. The
alarm will sound continuously.
3.7. Faults Reference Code
FAULT EVENT
FAULT CODE
FAULT ICON
Bus start fail
01
X
Bus over
02
X
Bus under
03
X
Bus unbalance
04
X
Bus short
05
X
Inverter soft start fail
11
X
Inverter voltage high
12
X
