UPS5000-A-400 kVA
User Manual (50 kVA, PF=0.9)
4 Installation Verification
Issue 03 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
126
Figure 4-40
Maintenance screen
Battery Maint.
Perform battery maintenance when no alarm is generated on the UPS. Otherwise, the UPS
may supply no power.
Batteries discharge during maintenance.
Do not perform battery maintenance when a generator is connected.
Perform battery maintenance periodically to increase the battery lifespan and improve the
UPS reliability. Battery maintenance includes
Forced Equalized Charging
,
Shallow Dis.
Test
, and
Capacity Test
. The next maintenance time displayed on the screen reminds you of
the incoming time to check batteries.
shows the
Battery Maint.
screen.
Figure 4-41
Battery Maint. screen
Forced Equalized Charging