Huawei NetCol5000-A050 User Manual page 249

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Alarm
ID
A293-0
4
A293-0
8
A293-1
0
A294-0
2
A294-0
4
A294-0
8
A295-1
0
Issue 08 (2021-09-17)
Alarm Name Alar
m
Seve
rity
Outdoor fan MAJ
power supply OR
abnormal
Outdoor fan MAJ
power supply OR
abnormal
Outdoor fan MAJ
power supply OR
abnormal
Outdoor fan MAJ
drive OR
overcurrent
alarm
Outdoor fan MAJ
drive OR
overcurrent
alarm
Outdoor fan MAJ
drive OR
overcurrent
alarm
Outdoor fan MAJ
fault OR
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
1. A power grid
input cable is
loose.
2. The power grid
voltage is below
the lower
threshold.
3. The outdoor fan
drive is faulty.
The power grid
voltage exceeds
the upper
threshold.
The power grid
frequency is
abnormal.
1. The outdoor fan
is faulty.
2. The outdoor fan
drive is faulty.
1. The outdoor fan
is faulty.
2. The outdoor fan
drive is faulty.
1. The outdoor fan
is faulty.
2. The outdoor fan
drive is faulty.
The output cable
to the outdoor fan
drive is grounded.
9 Alarm Reference
Solution
1. Secure the power
grid input cable.
2. Power off the system
and check that the
power grid input
voltage meets the
specifications.
3. Replace the outdoor
fan drive.
1. Power off the system
and check that the
power grid input
voltage meets the
specifications.
1. Power off the system
and verify that the
input power supply
frequency meets the
specifications.
1. Replace the outdoor
fan.
2. Replace the outdoor
fan drive.
1. Replace the outdoor
fan.
2. Replace the outdoor
fan drive.
1. Replace the outdoor
fan.
2. Replace the outdoor
fan drive.
1. Replace the output
cable to the outdoor
fan drive.
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