Huawei NetCol8000-E220 User Manual page 190

NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual
Alar
m ID
A282
-08
A282
-08
A282
-10
A282
-10
Issue 06 (2020-08-19)
Alarm Alarm Name
Severit
y
CRITICA Power phase
L sequence
abnormal
MAJOR Backup power
phase
sequence
abnormal
CRITICA Power phase
L sequence
abnormal
MAJOR Backup power
phase
sequence
abnormal
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Probable Cause
1. The power grid is
unstable.
2. The phase B
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 C
input cable is faulty.
Solution
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 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 C input
cable.
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