Shutting Down And Powering Off Upss In A Parallel System - Huawei FusionPower6000 3.0 User Manual

FusionPower6000 3.0
User Manual (Not Against a Wall)
Figure 6-2 Abnormal bypass
Step 2 After the inverter shuts down, turn off the downstream output switch.
Step 3 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.
----End
6.3 Shutting Down and Powering Off UPSs in a Parallel
System
Procedure
Step 1 Choose Common Functions > Paral. Inv. OFF on the LCD. The system transfers to
bypass mode.
Step 2 Turn off the downstream output switches and battery switches.
Step 3 Turn off the internal bypass input switch, output switch, and then mains input
switch of each UPS.
----End
Issue 03 (2023-02-08)
NO TE
To shut down the inverter and transfer the system to bypass mode, check that the UPS has
not reported an alarm and perform
NO TE
● Perform only Step 1
system to bypass mode without powering off loads.
● If you need to power off the entire UPS system, perform all the preceding steps.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Step 1.
if you only need to shut down the UPS inverters to switch the
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