UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
5 Operations
Issue 02 (2017-02-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
223
Figure 5-25
Starting a forced equalized charging test
Tap
Stop
next to
Forced Equalized Charging
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
Context
Before a shallow discharge test, ensure that:
The UPS works in normal mode with a load ratio fluctuation less than 10%.
The UPS has generated 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.
Procedure
Step 1
On the main screen of the LCD, tap
System Info
. Tap
. The
Maintenance
screen is
displayed.
Step 2
(Optional) If no user is logged in, enter a user name and a password, and then tap
.
For details about default user names, preset passwords, and user rights, see