UPS2000-A-(6 kVA-10 kVA) 
User Manual 
 
Copyright © Huawei Technologies Co., Ltd. 
 
 
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. 
7.2.1 Precautions 
 
Before battery maintenance, get the tools, such as handles, insulated. Do not place metal 
tools on exposed battery terminals. 
 
Never use any organic solvent to clean batteries. 
 
Never try to remove the safety valve or fill anything into batteries. 
 
Never smoke or use fire around batteries. 
 
After battery discharge, charge batteries within 24 hours to ensure a required battery 
capacity. 
 
Only professionals are allowed to perform maintenance tasks. 
7.2.2 Monthly Maintenance 
Table 7-4 Monthly maintenance tasks 
No battery alarm is 
generated. 
Identify the cause based on the alarm 
information. 
1.  The battery shell is 
intact, without acid 
leaks, deformation, 
or bulges. 
2.  The battery is free 
from dust or dirt. 
1.  Take photos of any deformed or faulty 
parts of batteries. 
2.  Check and record the charge voltage and 
current of the battery string as well as the 
voltage of each battery. 
3.  Check the battery surface temperature. 
4.  Keep deformed and bulged faulty batteries 
still for 30 minutes and then check and 
record open-circuit voltage of the faulty 
battery. 
5.  If the fault persists, contact Huawei 
technical support. 
Battery 
operating 
temperature 
1.  The service 
temperature of a 
working battery 
does not exceed 
45ºC. 
2.  The battery ambient 
temperature is 
25±5°C. 
1.  Identify the cause of the abnormal battery 
operating temperature. 
2.  If the fault persists, contact Huawei 
technical support.