Huawei ESS-240V12-9AhBPVBA04 Quick Manual page 52

ESS-240V12-(9AhBPVBA04, 7AhBPVBA04) Battery
Pack
Quick Guide
Check
Content
Tightness
of battery
screws
Cables
between
batteries
Battery
voltage
Shallow
discharge
test
(recomme
nded).
Issue 02 (2022-06-30)
Baseline
Requirement
The location of
the signs
marked on
battery terminal
screws
indicating tight
connections
does not
change.
No cable
deteriorates and
the insulation
layer does not
crack.
● Equalized
charge
voltage: 14.1
V (tolerance:
±0.1 V)
● Float charge
voltage: 13.5
V (tolerance:
±0.1 V)
Conduct a
shallow
discharge test
when the UPS is
backed up to
verify that the
batteries can
discharge
properly.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Troubleshooting
Take photos from
multiple angles and
contact technical
support.
Replace the faulty
cable.
1. Check whether the
equalized charge
voltage and float
charge voltage of a
battery are normal.
2. If the charge
voltage of a battery
exceeds the
specifications,
perform a complete
forcible equalized
charge for the
battery, and check
again whether the
voltage is normal.
3. If the fault persists,
contact the
technical support
personnel.
1. Identify the cause
when an exception
occurs.
2. If the fault persists,
contact the
technical support
personnel.
4 Installation
Maintenance Interval
Quarterly
Quarterly
Quarterly
Quarterly
46