hajdu HB300C Manuel De Mise En Service, D'opération Et D'entretien page 87

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9.4. Duct connection ways
Air outlet Air inlet
Figure 7.2.-9.1.
Air outlet
Air inlet
Figure 7.2.-2.
Air inlet and air outlet are connected to air duct. A + B ≤ 10 m
- Duct description
Duct size Dimension Straight-line Straight-line Bent pressure Bent
s pressure length drop quantity
drop (PA / m)
(mm) (PA / m) (m)
Round duct ∅ 190 ≤2 ≤10 ≤2 ≤5