UPS2000-G-(1 kVA-3 kVA)
User Manual
7 Routine Maintenance
Issue 08 (2017-08-04)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
55
Check Item
Expected Result
Troubleshooting
Maintenance
Interval
and no fault or alarm
information is
displayed in active
alarm or historical
alarms.
Cleanliness
Wipe the cabinet
surface using a white
paper and the paper
does not turn black.
Clean the dust,
especially in the
front panel.
Quarterly
Parameter
Check the output
voltage level and
frequency, the
number of batteries
and the actual battery
capacity.
Reset the parameters. Quarterly
Power cables and
terminals (between
the UPS and external
power distribution
equipment)
The insulation
layers of cables
are intact and
terminals are free
from noticeable
sparks.
Replace the
cables.
Secure the output
terminals.
Quarterly
Battery self-check
No battery alarm is
generated.
If an alarm is
present, rectify the
fault.
Yearly
7.2 Battery Maintenance
Before installing batteries, read through the battery user manuals and pay attention to safety
precautions and connection methods provided by battery manufacture.
When installing and maintaining batteries, pay attention to the following points:
Wrap tools with insulation tape to prevent electric shock.
Protect your eyes with relevant devices and apply other protective measures.
Wear rubber gloves and a protective coat in case of electrolyte overflow.
When moving batteries, avoid handling the battery upside down, handle batteries gently,
and pay attention to personal safety.
Keep the battery switch off when installing or maintaining the batteries.