UPS5000-E-(40 kVA-320 kVA)
User Manual
6 Routine Maintenance
Issue 10 (2015-09-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
197
Check Item
Expected Result
Troubleshooting
fault or alarm information is
found in the active and
historical alarm records.
parameters.
6.1.2 Quarterly Maintenance
Table 6-2
Quarterly Maintenance
Check Item
Expected Result
Troubleshooting
Operating environment
Ambient temperature:
0–40°C
Humidity: 0–95% RH
(non-condensing)
If the humidity and
temperature are
abnormal, check the air
conditioner status.
If the input voltage is
abnormal, check the
power grid status and
input cable connection.
Liquid crystal display
(LCD)
According to the status
icons on the LCD, all units
are operating properly. No
fault or alarm information is
found in the active and
historical alarm records.
If an alarm is present, rectify
the fault by checking the
device status and
parameters.
Cleanliness
Wipe the cabinet surface
using a white paper and the
paper does not turn black.
Remove the dust, especially
from the air filter on the
front door, or replace the air
filter.
Parameter configuration
The configuration of the
output voltage grade,
frequency, number of
batteries, and battery
capacity meets
requirements.
Reset the parameters.
Power cables and terminals
(between the UPS and the
power distribution cabinet)
The insulation layer of
cables is intact and terminals
are free from noticeable
sparks.
Replace the cables.
Secure output terminals.
6.1.3 Yearly Maintenance
Table 6-3
Yearly Maintenance
Check Item
Expected Result
Troubleshooting