FusionModule1000A40 Prefabricated All-in-One Data
Center
Commissioning Guide
7 System Commissioning
Issue 02 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
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7
System Commissioning
7.1 Power Supply and Distribution System
Commissioning
Before putting the FusionModule1000 into use, you must commission the power supply and
distribution system to ensure normal power supply.
7.1.1 Switching Between Two Power Supplies
Prerequisites
The FusionModule1000 has been powered on and commissioned, and is running
properly.
Two power supplies are normal.
Procedure
Step 1
Ensure that the two external power supplies are normal.
Step 2
Disconnect the primary external power supply.
Step 3
Check whether the power supply to the downstream devices is normal.
Step 4
Connect the primary external power supply.
Step 5
Disconnect the backup external power supply.
Step 6
Check whether the power supply to the downstream devices is normal.
During the operation, if the power supply to the downstream devices is normal, the switchover between
the two power supplies is successful.
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