UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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. Figure 4-63 shows the Battery Maint. screen.
Figure 4-63 Battery Maint. screen
Forced Equalized Charging
Forcibly perform equalized charging on
batteries.
Test the partial discharge capacities of
batteries.
Test the full discharge capacities of
batteries.
USB Operations
The USB Operations screen provides Remove USB, Upgrade Software, Load Config.,
Export Config., Export Logs, Export Alarms, and other functions for upgrading software
and downloading system data, as shown in Figure 4-64 and Figure 4-65.
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