Ka
ysun Amaz
on Unit
ario T
op Dischar
ge Engineering Da
ta Book
Amazon Unitario Top Discharge
142
Part 3 - S
yst
em Design and Ins
talla
tion
142
Ducting for 20HP and 22HP Units
3.3.5 Option A – Transverse ducting
Figure 3-3.6: Transverse ducting for 20HP and 22HP units (unit: mm)
1290
630
A
C
D
B
90
10
0
θ
E
Table 3-3.9: Duct dimensions
Table 3-3.10: External static pressure
Dimensions (mm)
ESP (Pa) Remarks
A
A ≥ 300
0
Factory default
B
B ≥ 250
0 – 20
Remove steel mesh and connect to duct < 3m long
C
C ≤ 3000
> 20
Customization option
D
630 ≤ D ≤ 660
E
E = A + 630
θ
Θ ≤ 15°
3.3.6 Option B – Longitudinal ducting
Figure 3-3.7: Longitudinal ducting for 20HP and 22HP units (unit: mm)
Table 3-3.11: Duct dimensions
Table 3-3.12: External static pressure
Dimensions (mm)
ESP (Pa) Remarks
A
A ≥ 300
0
Factory default
B
B ≥ 250
0 – 20
Remove steel mesh and connect to duct < 3m long
C
C ≤ 3000
> 20
Customization option
D
D ≥ 1290
E
E = A + 1290
θ
Θ ≤ 15°
Support
Air outlet louver
Radius
Radius
