85
8. PUTTING INTO OPERATION
WARNING
Always observe and strictly comply with the general warnings and safety instruc
-
tions laid down under previous Clauses .
8.1. Air duct connection methods
Air inlet
Air outlet
Figure 9.1.-1.
Air inlet
Air outlet
Figure 9.1.-2.
The air inlet and outlet are connected to the air duct. A + B ≤ 10 m
Description of the air duct
Air duct shape Dimensions (mm)
Straight line
pressure drop
(PA / m)
Straight line
length
(m)
Curve pressure
drop
(PA / m)
Curve
count
Circular
Ø160
≤2
≤10
≤2
≤5
Rectangular
160x160
≤2
≤10
≤2
≤5
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