Huawei NetCol5000-A025 User Manual page 229

NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width)
Al
ar
m
ID
a2
9
3
a2
9
4
a2
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5
Issue 15 (2020-12-10)
Alarm Ala Impact
Name rm
Sev
erit
y
Outdoo CRI Generates
r fan TIC an alarm
drive AL and shuts
alarm down the
compressor.
Outdoo MA Generates
r fan JOR an alarm
power and shuts
supply down the
abnorm compressor.
al
Outdoo MA Generates
r fan JOR an alarm
power and shuts
supply down the
abnorm compressor.
al
Outdoo MA Generates
r fan JOR an alarm
power and shuts
supply down the
abnorm compressor.
al
Outdoo MA Generates
r fan JOR an alarm
drive and shuts
overcur down the
rent compressor.
alarm
Outdoo MA Generates
r fan JOR an alarm
fault and shuts
down the
compressor.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Causes
1. The cables to
the outdoor fan
are loose or
damaged.
2. The outdoor fan
is faulty.
3. The outdoor fan
drive is faulty.
The power grid
voltage exceeds the
upper threshold.
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
frequency is
abnormal.
1. The outdoor fan
is faulty.
2. The outdoor fan
drive is faulty.
The output cable to
the outdoor fan
drive is grounded.
Solution
1. Check the cables to
the outdoor fan.
2. Maintain or replace
the outdoor fan.
3. Maintain or replace
the outdoor fan
drive.
Power off the smart
cooling product and
check that the power
grid input voltage
meets the
specifications.
1. Secure the power
grid input cable.
2. Power off the
smart cooling
product and check
that the power grid
input voltage
meets the
specifications.
3. Replace the
outdoor fan drive.
Power off the smart
cooling product and
verify that the input
power supply
frequency meets the
specifications.
1. Replace the
outdoor fan.
2. Replace the
outdoor fan drive.
Replace the output
cable to the outdoor
fan drive.
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