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JUPITER-(3000K, 6000K, 9000K)-H1 Smart
Transformer Station
User Manual
Alar
Alarm
m ID
Name
2362
Heat
Exchanger
Fault in
Distribution
Transforme
r
2363
Distribution
Transforme
r Cabinet
Door
Opening
2364
Protection
Action and
Switch-on
Blocking
Issue 02 (2023-09-30)
Alarm
Possible Cause
Severity
Major
Cause ID = 1, 3, 4
1. The port terminal is
in poor contact.
2. The heat exchanger
fan is faulty.
3. The power supply
to the fan is faulty.
Cause ID = 2
1. The heat exchanger
fan in the auxiliary
power distribution
cabinet is faulty.
2. The 48 V power
module is faulty.
Warning
1. The door of the
distribution
transformer cabinet
is open.
2. The threshold
switch is faulty.
3. The number of
distribution
transformers is
incorrectly
configured.
Major
The ring main unit
experiences
overcurrent-induced
disconnection and
non-electricity
protection.
Copyright © Huawei Technologies Co., Ltd.
6 System Maintenance
Suggestion
1. Check whether the cable is loose.
If yes, secure the cable.
2. Check whether the fan is faulty. If
yes, replace the fan.
3. Check whether the fan port of the
monitoring device has a 48 V
voltage. If no, replace the
monitoring device or PSU.
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 number of the
distribution transformers of the
STS is correctly configured.
4. If the fault persists, contact your
dealer or technical support.
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. Reset the relay protection after
the fault is rectified.
3. If the fault persists, contact your
dealer or technical support.
139
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