Shutting Down And Powering Off The Ups - Huawei UPS5000-A-30KTTL User Manual

UPS5000-A-(30 kVA-120 kVA)
User Manual

5.6 Shutting Down and Powering Off the UPS

Context
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After the inverter is shut down, if the bypass is normal, the UPS transfers to
bypass mode; if the bypass is abnormal, the UPS supplies no power. Before
shutting down the UPS, ensure that all customer equipment (namely, loads) have
been shut down.
Procedure
Step 1 Shut down the inverter.
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Step 2 After the inverter shuts down, if the bypass is normal, the UPS works in bypass
mode; if the bypass is abnormal, the UPS supplies no power, and the loads power
off.
Step 3 After the inverter shuts down, turn off the downstream output power distribution
switch.
Step 4 Turn off the battery string switch. If there are multiple battery strings, turn off the
general switch between battery strings and the UPS and then the switch for each
battery string.
Issue 17 (2024-02-21)
To shut down the inverter and transfer the system to bypass mode, check that
the UPS has not reported an alarm and perform
If you need to shut down the UPS, perform all of the preceding steps.
NO TICE
LCD
On the main menu screen, tap Control. On the login screen, enter a
password.
Tap Inv. OFF, and press
Figure 5-6 Shutting down the inverter
WebUI
On the WebUI, choose Monitoring > UPS System > Running Control and
click Inv. OFF. In the displayed dialog box, click OK to shut down the inverter.
NO TE
After you shut down the inverter, the Bypass mode alarm is displayed on the MDU.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Step
to shut down the inverter.
5 Single UPS Commissioning
1.
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