Santak CASTLE Series User Manual page 34

1＃Fault indicator and
3＃light on，buzzer
beeps continuously
8＃utility indicator
flashing
1＃Fault indicator and
2＃light on，buzzer
beeps continuously
1＃Fault indicator and
2＃、6＃light on,
buzzer beeps per sec
1＃Fault indicator and
2＃、5＃light on，
buzzer beeps
continuously
UPS overcharge
protection action
The utility voltage or
frequency is beyond the
UPS input range
Utility input reversed, 1
beep every 2mins for
UPS
"Freerun" or "Converter"
Overload to battery，
1sec flashing，battery
light is normal
UPS overload in battery
mode or Load
equipment failure
UPS fan unconnected or
fan damaged
UPS output short-
circuited
- 32 -
UPS charger fault，please
contact your supplier
UPS is working in the battery
mode, saving data and closing
the application to ensure that
the utility is in the input voltage
or frequency range that UPS
allows
Reconnect the utility line to
correct
please contact your supplier
Check the load levels and
remove non critical devices,
recalculate load power, and
reduce the amount of load
connected to the UPS, and
check if the load device is faulty
please contact your supplier
Turn off the UPS, remove all
the load, confirm the load is not
fault (manually except for the
fault, long press the switch
button for 3 seconds) or
internal short circuit, restart, if
fail, please contact your