FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
3 O&M Description
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
14
Common Critical
Alarm and Fault
Possible Cause
Possible Impact
Emergency
Operation
incorrectly.
The sensor is
faulty.
adversely affected.
Overtemperature
Management System
Communication
Failure
The circuit is faulty.
Real-time
monitoring cannot
be performed.
7.6 Emergency
Operations for the
Management
System
Communication
Failure
High Hydrogen
Density
The hydrogen exhaust
fan is faulty.
A fire or explosion
may occur.
7.7 Emergency
Operations for
High Hydrogen
Density
Container Door
Cannot Open
The controller is
faulty.
The circuit is
faulty.
O&M personnel
cannot go into or
out of the
container.
7.8 Emergency
Operations for
Container Door
Cannot Open
Container Door
Open Alarm
The container door is
open.
Safety of the
equipment may be
affected.
7.9 Emergency
Operations for
Container Door
Open
Early fire alarm
There is too much dust
in the air.
A fire occurs.
7.10 Emergency
Operations for an
Early Fire Alarm
Single Fire
(standard)
A smoke alarm or
temperature alarm is
generated.
A fire occurs.
7.11 Emergency
Operations for a
Single Fire Alarm
(Standard)
Double Fire
(standard)
A fire occurs in the
data center.
A fire occurs.
7.12 Emergency
Operations for a
Double Fire Alarm
(Standard)
FIRE RELAY (CE)
A smoke alarm or
temperature alarm is
generated.
A fire occurs.
7.13 FIRE RELAY
Emergency
Operations (CE)
LOCAL FIRE (CE)
A fire occurs in the
data center.
A fire occurs.
7.14 Emergency
Operations for a
LOCAL FIRE
Alarm (CE)