Huawei NetCol5000-A025 - Page 226

Al
ar
m
ID
Alarm
Name
Ala
rm
Sev
erit
y
Impact Possible Causes Solution
Compre
ssor
drive
alarm
MA
JOR
Generates
an alarm
and shuts
down the
compressor.
1. The fans in the
compressor drive
are faulty.
2. The air vents of
the fans in the
compressor drive
are dirty or
blocked.
3. The compressor
drive heat sink is
dirty, so the heat
exchange
eect
is poor.
4. The electric
control box
cavity is dirty or
blocked, and the
module heat
exchange
eect
is poor.
5. The drive
module is faulty.
1. Check the fans in
the compressor
drive.
2. Clean the air vents
of the fans in the
compressor drive.
3. Clean the heat sink
after
power-o.
4. Clean the cavity
after power-o.
5. Replace the drive
module.
a2
8f
Compre
ssor
drive
power
supply
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
compressor.
1. The power
supply voltage is
high.
2. The compressor
drive is faulty.
1. Check the power
supply voltage.
2. Maintain or replace
the compressor
drive.
Compre
ssor
drive
power
supply
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
compressor.
1. The power
supply voltage is
low.
2. The compressor
drive is faulty.
3. The primary
power supply is
faulty or the
cables to the
compressor drive
are loose or
damaged.
1. Check the power
supply voltage.
2. Maintain or replace
the compressor
drive.
3. Check the primary
power supply and
the cable
connection to the
compressor drive.
NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width) 6 System Operation and Maintenance
Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd. 216