Device Ventilation Modes - Huawei OptiX OSN 9800 U32 Enhanced Subrack V100 Quick Installation Manual

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Determining the Ventilation Mode and Cabinet Installation Mode
5.2

Device Ventilation Modes

The following figures show ventilation modes
Ventilation mode A: air inlet
from front - air outlet from
front/top
Ventilation mode D: air inlet
from front - air outlet from
rear(using an A66B cabinet)
NOTE
This figures show the ventilation modes of corresponding devices. The ventilation mode IDs mentioned in the document
are the same as the ID in this table.
Ventilation modes E and F are not recommended because they do not support back-to-back installation and the rear door
of the cabinet needs to be removed.
.
Ventilation mode B: air inlet
from front - air outlet from top
Ventilation mode E: air inlet from
front - air outlet from
top/rear(not recommended)
18
Ventilation mode C: air inlet
from bottom - air outlet from
front/top
Ventilation mode F: air inlet
from bottom - air outlet from
top/rear(not recommended)

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