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UPS5000-E-(25 kVA-75 kVA)-SM
User Manual (Half Height)
5 Operations
Issue 03 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
131
5
Operations
5.1 Single UPS Operations
5.1.1 Powering On and Starting the UPS
Prerequisites
Measure the voltage and frequency of the UPS upstream input switch. The line voltage range
is 138–485 V AC, and the frequency range is 40–70 Hz.
Context
The following operations are applicable to a single UPS. For parallel systems, contact
Huawei technical support.
Before powering on the UPS, ensure that the UPS has passed all check items in the
section "Installation Verification."
Before powering on the UPS, ensure that all the UPS switches and upstream switch are
OFF.
Procedure
Step 1
Close the upstream bypass and mains input switches.
After the UPS is powered on, initialization begins. The MDU displays the Huawei logo and
an initialization progress bar.
Step 2
After the LCD starts properly, perform the following operations:
If this is the first startup, set the language, date, time, network parameters, system
parameters, and battery parameters by using the setting wizard.
If this is not the first startup, retain the previous settings.
After you specify the settings, the
Bypass mode
and
No battery
alarms are displayed on the LCD.
After you set network parameters, connect the UPS to the network, ensuring that maintenance
personnel can remotely manage the UPS. If remote management is not required, retain default
settings.