Huawei NetCol5000-A050 User Manual page 236

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Alarm
ID
A282-0
4
A282-0
8
A282-1
0
A282-4
0
A282-0
1
A282-0
2
A282-0
4
Issue 08 (2021-09-17)
Alarm Name Alar
m
Seve
rity
Power phase CRITI
sequence CAL
abnormal
Power phase CRITI
sequence CAL
abnormal
Power phase CRITI
sequence CAL
abnormal
Power phase CRITI
sequence CAL
abnormal
Power phase MAJ
sequence OR
abnormal
Backup power MAJ
phase OR
sequence
abnormal
Backup power MAJ
phase OR
sequence
abnormal
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
1. The power grid
is unstable.
2. The phase A
input cable is
faulty.
1. The power grid
is unstable.
2. The phase B
input cable is
faulty.
1. The power grid
is unstable.
2. The phase C
input cable is
faulty.
1. The power grid
is unstable.
2. The phase B
input cable is
faulty.
1. The power grid
is unstable.
2. The SPD and
voltage detection
board may be
faulty if it is
configured.
1. The phase
sequence of the
power supply is
incorrect.
2. The SPD and
voltage detection
board is faulty.
1. The power grid
is unstable.
2. The phase A
input cable is
faulty.
9 Alarm Reference
Solution
1. Check the power
grid.
2. Rectify the fault of
the phase A input
cable.
1. Check the power
grid.
2. Rectify the fault of
the phase B input cable.
1. Check the power
grid.
2. Rectify the fault of
the phase C input cable.
1. Check the power
grid.
2. Rectify the fault of
the phase B input cable.
1. Check the power
grid.
2. Maintain or replace
the SPD and voltage
detection board.
1. Rectify the phase
sequence of the power
supply.
2. Maintain or replace
the SPD and voltage
detection board.
1. Check the power
grid.
2. Rectify the fault of
the phase A input
cable.
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