UPS5000-E-(30 kVA-120 kVA)-FM
User Manual
6 Routine Maintenance
Issue 01 (2020-04-27)
Copyright © Huawei Technologies Co., Ltd.
156
Check Item
Expected Result
Troubleshooting
and noticeable sparks.
Cables and circuit breaker
through-current capacity
The circuit breakers and
cables meet load
requirements.
The actual cable
through-current capacity is
greater than the circuit
breaker specifications.
Replace the circuit
breaker.
Replace the cable.
6.2 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 insulated 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.
6.2.1 Precautions for Battery Maintenance
Before battery maintenance, get the tools, such as handles, insulated. Do not place other
objects on the top of batteries.
Never use any organic solvent to clean batteries.
Never try to remove the safety valve or pour anything into batteries.
Never smoke or have an open flame around batteries.
After battery discharge, charge the battery in time to maintain a good service life.
Only professionals are allowed to perform the maintenance tasks.
6.2.2 Monthly Maintenance
Table 6-4
Monthly maintenance
Item
Expected Result
Troubleshooting
Battery
management
No battery management alarm is
generated.
Identify the cause of an alarm
based on the alarm information.