7
Single UPS Commissioning
7.1 Powering On and Starting the UPS
Prerequisites
Measure the voltage and frequency values of the UPS upstream input switches.
The line voltage range is 138–485 V AC, and the frequency range is 40–70 Hz.
7.1.1 Powering On the UPS
Context
●
Before power-on, ensure that the devices have passed all check items in the
section "Verifying the Installation."
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Before power-on, ensure that all the UPS switches and upstream switches are
OFF.
Procedure
Step 1 (Perform this step only for the three-phase three-wire model.) Turn on the
switches QF and QS1–4 in the inductor cabinet.
Step 2 Turn on the SPD switches 1QFS and 2QFS.
Step 3 Turn on 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.
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7.1.2 Initial Startup
UPS5000-H-(1200 kVA-1600 kVA)
User Manual (100 kVA Power Modules)
7 Single UPS Commissioning
Issue 05 (2021-10-13)
Copyright © Huawei Technologies Co., Ltd.
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