UPS5000-E-(350 kVA-800 kVA)
User Manual (50 kVA Power Modules)
4 User Interface
Issue 05 (2018-01-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
202
Perform battery maintenance when no alarm is active on the UPS. Otherwise, the UPS
may supply no power.
A proportion of battery capacity will discharge during battery maintenance. This reduces
the discharge time before the next charge.
Do not perform battery maintenance when a D.G. 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 indicates the
upcoming time in which to check batteries.
Battery Maint.
screen.
Figure 4-63
Battery Maint. screen
Item
Description
Forced Equalized Charging
Forcibly perform equalized charging on
batteries.
Shallow Dis. Test
Partially discharge batteries. A shallow
discharge test can be conducted to test the
battery loop reliability and short-time
discharge capacity when the batteries have
not discharged for a long time.
Capacity Test
Fully discharge batteries. A deep discharge
test is conducted to obtain the battery
discharge performance data.