Huawei UPS5000-S User Manual page 191

UPS5000-S-1200 kVA
User Manual
Procedure
Step 1 Shut down the inverter.
●
●
If the inverter shuts down and the bypass is normal, the UPS transfers to bypass
mode. The Bypass mode alarm is displayed on the LCD.
Figure 5-6 Normal bypass
Figure 5-7 Abnormal bypass
Step 2 After the inverter shuts down, turn off the downstream output switch (Q5).
Step 3 Turn off the UPS mains input circuit breaker 1 (Q1-1), mains input circuit breaker
2 (Q1-2), bypass input switch (Q2), output circuit breaker 1 (Q5-1), and output
circuit breaker 2 (Q5-2).
Issue 08 (2020-12-15)
Shutting down the inverter on the LCD
On the system LCD, choose Common Functions > Inv. OFF. After
confirmation, the inverter is shut down.
NO TE
You can also choose System Info > Maintenance > Inv. OFF to shut down the
inverter.
Shutting down the inverter on the WebUI
On the system WebUI, choose Monitoring > Control, and click Inv. OFF. After
confirmation, the inverter is shut down.
Copyright © Huawei Technologies Co., Ltd.
5 Operations
182