UPS5000-A-500 kVA
User Manual (e-shelter)
5 Operations
Issue 02 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
151
Figure 5-16
Starting a forced equalized charging test
The forced equalized charging test automatically stops in any of the following cases:
The forced equalized charging test duration reaches the forced equalized charging protection time
(12–24 h, 18 h by default).
The UPS generates a battery overtemperature, overvoltage, or overcurrent alarm.
An alarm is generated.
----End
5.6.2 Shallow Discharge Test
Before performing a shallow discharge test, ensure that:
The UPS works in normal mode with a load ratio fluctuation less than 10%.
The UPS generates no battery overtemperature, overvoltage, or overcurrent alarm. No
generator is connected to the UPS.
The mains, batteries, charger, and discharger are normal. No overload alarm is generated.
Automatic Shallow Discharge Test
Step 1
On the home screen of the LCD, choose
System Info
>
Settings
>
Battery Settings
and set
Sched. shallow dis. test
to
Enable
.
Step 2
Set
Sched. shallow dis. test time
and
Sched. shallow dis. test interval
as required. After
setting is complete, the system will perform automatic shallow discharge tests based on the
settings.
----End
Manual Shallow Discharge Test
Step 1
On the home screen of the LCD, choose
System Info
>
Maintenance
>
Battery Maint
.
