Huawei UPS2000-G Series User Manual page 126

UPS2000-G-(6 kVA-20 kVA)
User Manual
Check
Item
Tightness
of battery
screws
Cables
between
batteries
Battery
voltage
Shallow
discharge
test
(recomme
nded).
Issue 21 (2022-10-13)
Expected
Result
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 Technologies Co., Ltd.
Troubleshooting
Take photos from
multiple angles and
contact technical
support in a timely
manner.
Replace the faulty
cable.
1. Check whether the
equalized charge
voltage and float
charge 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 technical
support.
1. Identify the cause
when an exception
occurs.
2. If the fault persists,
contact technical
support.
7 Routine Maintenance
Maintenance Interval
Quarterly
Quarterly
Quarterly
Quarterly
118