Huawei PowerCube 5000 - Troubleshooting Common Issues; ICC Cabinet Troubleshooting Guide; AC SPD Troubleshooting Steps; SMU Troubleshooting Steps

PowerCube 5000
User Manual (SmartLi 100Ah)
8 Troubleshooting
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
118
8 Troubleshooting
8.1 ICC Cabinet Troubleshooting
8.1.1 AC SPD Troubleshooting
Table 8-1 Troubleshooting
Symptom
Possible Cause
Solution
The SPD indication window
turns red.
The SPD is damaged.
Replace the AC SPD.
The SPD indication window
is green, but there is an AC
SPD alarm.
1. The circuit breaker is not
properly switched on.
2. The dry contact cable is
loose or the alarm
configuration is incorrect.
3. The SPD base is
damaged.
1. Switch on the circuit
breaker.
2. Check whether the dry
contact cable is securely
connected and the alarm
status is correctly
configured.
3. Replace the SPD base.
8.1.2 SMU Troubleshooting
Table 8-2 Troubleshooting
Troubleshooting
Possible Cause
Solution
The SMU02S breaks down or cannot be
started. The LCD display is abnormal. The
buttons cannot be operated.
The SMU02S is
damaged.
Replace the
SMU02S.
The SMU02S does not generate an alarm
when a fault occurs in the system.
The SMU02S is
damaged.
Handle the alarm
according to the
alarm reference.
Communication between the SMU02S and
all subordinate equipment is interrupted.
The SMU02S is
damaged.
Check the
communications