FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
7 Emergency Operations
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
181
7
Emergency Operations
7.1 Emergency Operations for Mains Failure
Prerequisites
The mains supply to the FusionModule1000 is faulty.
Context
The FusionModule1000 power supply and distribution system supports the following power
supply modes:
One mains supply and one DG
Two mains supplies
Two mains supplies and one DG
Two mains supplies and two DGs
Perform emergency operations based on the power supply mode used by the FusionModule1000.
Procedure
Step 1
Check whether the UPS is working properly.
Step 2
Check whether the ATS in the mains bus coupler cabinet switches to the other mains supply
or the DG.