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UPS5000-E-(30 kVA–180 kVA)
User Manual (Integrated UPS)
Case
Bypass
abnormal
Issue 02 (2022-12-30)
Symptom
The buzzer buzzes,
and the fault indicator
is on.
NO TE
For details about component replacement and maintenance involved in Troubleshooting
and Alarm List, consult Huawei maintenance engineers.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Possible Cause
The bypass
thyristor is
damaged.
The bypass
module
experiences
overtemperature.
7 Troubleshooting
Measure
Replace the bypass
module.
Reduce the load, or
improve ventilation.
155
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