FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
6 Emergency Operations
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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If the ATS switchover fails, manually switch the ATS to the other mains or DG supply,
and check whether all devices are working properly.
Step 3
Monitor the system running until the mains supply is stored and the system is working
properly.
----End
Follow-up Procedure
Analyze the cause of the fault, and work out and record the preventive measures.
6.2 Emergency Operations for Circuit Breaker Tripping
Prerequisites
A circuit breaker has tripped.
Important devices of the FusionModule1000 are powered by two power supplies. If one circuit breaker
trips, it does not affect the operation of importance devices. However, the situation needs to be handled
promptly to avoid jeopardizing the long term stable running of the equipment.
Procedure
Step 1
Promptly locate the control range of the circuit breaker that has tripped.
Step 2
Analyze the cause of the circuit tripping and switch on the circuit breaker as soon as possible.
----End
Follow-up Procedure
Analyze the cause of the fault, and work out and record the preventive measures.
6.3 Emergency Operations for Overload
Prerequisites
An overload alarm is generated.
Procedure
Step 1
Locate the cable or device based on the alarm information.
Step 2
Check the overloaded cable or device and locate the fault.
If the cable or device is seriously overloaded, immediately power off the device and its lower-level
devices.
----End