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Determining the Ventilation Mode and Cabinet Installation Mode
5.3
Planning the Ventilation Mode of a Device
NOTE
•
Before device installation, you need to plan the ventilation modes of the equipment room and
devices to ensure that the heat dissipation of the equipment room matches the heat dissipation
of devices.
•
This document does not describe how to plan ventilation modes E and F.
Planning the ventilation modes of the equipment room and devices
No. Device Ventilation Mode
Air inlet from front - air outlet from
A
top/front
Air inlet from front - air outlet from top
B
(recommended)
Air inlet from the bottom - air outlet
from the top/front (restricted)
Note:
The use of ventilation mode C is
C
restricted. Some materials related
to ventilation mode C involve
version change. Before placing an
order or starting installation in this
mode, contact Huawei engineers.
Air inlet from front - air outlet from
D
rear
Air inlet from front - air outlet from
E
top/rear (not recommended)
Air inlet from bottom - air outlet from
F
top/rear (not recommended)
Ventilation Mode of the
Equipment Room
• Flood air
• Overhead air through ducts
• Flood air
• Overhead air through ducts
• Underfloor air supply
(Aisles are not closed, cold
aisles are used in the front
and rear, and perforated
floors are used in both the
front and rear.)
• Underfloor air supply
(precise air supply)
• Underfloor air supply
(Aisles are not closed, cold
aisle is used in the front,
hot aisle is used in the rear,
and perforated floors are
used in the front.)
• Underfloor air supply
(closed cold aisles)
• Modular equipment room
(closed cold aisles)
-
-
19
Whether a Multi-
Suitable
Purpose Fiber
Cabinet
Management Cabinet
Is Required
A63B
No
A63B
Yes
A63B
Yes
A66B
No
A63B
No
A63B
Yes
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