Operations; Powering On And Starting The Ups; Powering On The Ups; Starting The Inverter - Huawei UPS5000-A-400 kVA User Manual

UPS5000-A-400 kVA
User Manual (60 kVA, PF=0.9)

5.1 Powering On and Starting the UPS

5.1.1 Powering On the UPS

Prerequisites
Measure the voltage and frequency of the UPS input switch and upstream input switch.
Voltage range: 138–485 V AC (line voltage); frequency range: 40–70 Hz.
Context
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Procedure
Step 1 Close the upstream bypass and mains input switches.
Step 2 Close the UPS bypass input switch, mains input switch, and output switch.
After the UPS is powered on, initialization begins. The MDU displays the Huawei logo and
an initialization progress bar.
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5.1.2 Starting the Inverter

Table 5-1 UPS system user list
Default User
admin (administrator)
Issue 05 (2019-12-24)
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.
Copyright © Huawei Technologies Co., Ltd.
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Preset Password
LCD

5 Operations

Operations
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