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3.2 Air duct connection
1)
Air inlet and outlet with duct. (A+B 5m)
B
Air inlet
2)
Air inlet without duct, air outlet connects to duct.
Air inlet
It is recommended to install unit by this way in the winter
where there is other heat source in the room.
A
Air outlet
Fig.3-3
5m
A
Air outlet
Fig.3-4
3)
Air inlet connects to duct, air outlet without duct.
A
Air outlet
Air inlet
It is recommended to install unit by this way in summer
that could charge fresh air into room.
Duct Description
4)
Duct
Dimension(mm)
Straight-line pressure
drop (Pa/m)
Straight-line
length (m)
Bent pressure
drop(Pa)
Bent's qty.
(A 5m)
Fig.3-5
Table.3-1
Round
Rectangle
duct
duct
160
160X160
2
2
5
5
2
2
5
5
5
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