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JUPITER-(3000K, 6000K, 9000K)-H1 Smart
Transformer Station
User Manual
Alar
Alarm
m ID
Name
2359
Transforme
r Safety
Shutdown
2360
Maintenanc
e-Free
Dehumidifi
er Fault
2361
DC Power
Distribution
Cabinet
Door
Opening
Issue 02 (2023-09-30)
Alarm
Possible Cause
Severity
Major
A short circuit occurs
in the transformer or
the medium-voltage
cable is faulty.
Major
1. The cable to the
maintenance-free
dehumidifier is
loose.
2. The maintenance-
free dehumidifier is
faulty.
3. The maintenance-
free dehumidifier is
incorrectly
configured.
Warning
1. The door of the DC
power distribution
cabinet is open.
2. The threshold
switch is faulty.
3. The DC power
distribution cabinet
is incorrectly set.
Copyright © Huawei Technologies Co., Ltd.
6 System Maintenance
Suggestion
1. Check and download the relay
protection event records of the
ring main unit onsite, determine
the phase where the short circuit
occurs, locate the fault point, and
rectify the fault.
2. Rectify the fault before switching
on the medium-voltage circuit
breaker.
3. If the fault persists, contact your
dealer or technical support.
1. Check whether the cable to the
secondary loop is properly
connected. If no, reconnect the
cable.
2. Check whether the maintenance-
free dehumidifier is faulty. If yes,
replace the dehumidifier.
3. Check that the parameters of the
maintenance-free dehumidifier of
the STS are correctly configured.
4. If the fault persists, contact your
dealer or technical support.
1. Check whether the cabinet door is
open. If yes, close the door.
2. Check whether the threshold
switch is faulty. If yes, replace the
switch.
3. Check that the DC power
distribution cabinet in the STS is
correctly configured.
4. If the fault persists, contact your
dealer or technical support.
138
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