Maintenance Item
Operation
Expected Result
Troubleshooting
Battery voltage
● Equalized charging
voltage: 2.35±0.02
V/cell
● Float charging
voltage: 2.25±0.02
V/cell
1. Check whether the
equalized charging
voltage and float
charging voltage of
a battery are
normal.
2. If the charging
voltage of a battery
exceeds the
specifications
requirement,
perform a complete
forcible equalized
charging for the
battery, and check
again whether the
voltage is normal.
3. If the fault persists,
contact Huawei
technical support.
Shallow discharge test
(recommended)
Conduct a shallow
discharge test when
the UPS is backed up
to verify that the
batteries can
discharge properly.
1. Locate the cause
when an exception
is identified.
2. If the fault persists,
contact Huawei
technical support.
Capacity test
(recommended)
When the UPS is
backed up, discharge a
battery to the
undervoltage alarm
threshold, to refresh
the capacity of the
battery.
1. Locate the cause
when an exception
is identified.
2. If the fault persists,
contact Huawei
technical support.
FusionModule800 Smart Small Data Center
User Manual
6 O&M
Issue 01 (2021-02-05)
Copyright © Huawei Technologies Co., Ltd.
363