Transferring To Maintenance Bypass Mode - Huawei UPS5000-E-12 User Manual

UPS5000-E-(40 kVA-320 kVA)
User Manual
Figure 5-29 Common test logs
----End

5.7 Transferring to Maintenance Bypass Mode

Context



Procedure
Step 1 Transfer the UPS to bypass mode by following the steps in section
Mode.
Step 2 Turn on the maintenance bypass switch.
If the maintenance bypass switch is locked, unlock it first.
maintenance bypass switch. Turn on the switch to transfer the UPS to maintenance bypass
mode.
Issue 10 (2015-09-15)
You are advised to install a lock on the maintenance bypass switch. The lock core has a
diameter of 5–10 mm.
Strictly observe the following procedure to transfer the UPS to maintenance bypass mode.
Otherwise, loads may power off.
In maintenance bypass mode, the mains supplies power to the loads directly over the
maintenance bypass. If the mains is abnormal, the loads may power off.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5 Operations
5.4 Transferring to Bypass
Figure 5-30 shows a locked
172