Huawei NetCol5000-C Series User Manual page 160

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
Alarm
ID
A27f-02
A280-01
Issue 07 (2020-03-16)
Alarm Alarm
Name Severit
y
Water Critical
overflow
alarm
Power Major
frequency
abnormal
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Impact Possible Cause
wn.
Otherwi
se, all
the
parts
except
for
indoor
fans are
shut
down.
1. There is water at
An
the detection
alarm is
position of the
triggere
water overflow
d, and
sensor.
the
smart 2. The cables to the
cooling water overflow
product sensor are loose
is shut or damaged.
down if
3. The water
the
overflow sensor
overflo
is faulty.
w alarm
is set to
shutdo
wn.
Otherwi
se, all
the
parts
except
for
indoor
fans are
shut
down.
1. The power
An
supply frequency
alarm is
is below the
triggere
lower threshold.
d.
2. The SPD
Solution
blocked or bent.
4. While
configuring the
condensate water
pump, check its
cable
connections,
clear the foreign
matter in it, or
replace it.
5. While
configuring the
high liquid level
sensor, check its
cable
connections,
clear the
obstacles, or
replace it.
1. Check and clear
the water.
2. Check the cables
to the water
overflow sensor.
3. Maintain or
replace the water
overflow sensor.
1. Check the power
supply
frequency, and
ensure that it is
within the
152