Huawei NetCol5000-A050 - Page 236

Alarm
ID
Alarm Name Alar
m
Seve
rity
Possible Cause Solution
A282-0
4
Power phase
sequence
abnormal
CRITI
CAL
1. The power grid
is unstable.
2. The phase A
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase A input
cable.
A282-0
8
Power phase
sequence
abnormal
CRITI
CAL
1. The power grid
is unstable.
2. The phase B
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase B input cable.
A282-1
0
Power phase
sequence
abnormal
CRITI
CAL
1. The power grid
is unstable.
2. The phase C
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase C input cable.
A282-4
0
Power phase
sequence
abnormal
CRITI
CAL
1. The power grid
is unstable.
2. The phase B
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase B input cable.
A282-0
1
Power phase
sequence
abnormal
MAJ
OR
1. The power grid
is unstable.
2. The SPD and
voltage detection
board may be
faulty if it is
congured.
1. Check the power
grid.
2. Maintain or replace
the SPD and voltage
detection board.
A282-0
2
Backup power
phase
sequence
abnormal
MAJ
OR
1. The phase
sequence of the
power supply is
incorrect.
2. The SPD and
voltage detection
board is faulty.
1. Rectify the phase
sequence of the power
supply.
2. Maintain or replace
the SPD and voltage
detection board.
A282-0
4
Backup power
phase
sequence
abnormal
MAJ
OR
1. The power grid
is unstable.
2. The phase A
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase A input
cable.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 9 Alarm Reference
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 226