Vane Axial Fans - Greenheck
Vane Axial Fans - Greenheck
Vane Axial Fans - Greenheck
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VAD-18H14<br />
Fan Outlet Area = 1.84 ft. 2 Max. Motor Frame Size = 256T Min. Motor Frame Size = 182T<br />
Cone Outlet Area = 2.89 ft. 2 Tip Speed = 4.79 x RPM<br />
Outlet Condition Corrections<br />
10<br />
Pressure Correction, Pc<br />
6<br />
4<br />
2<br />
1<br />
0.6<br />
0.4<br />
0.2<br />
0.1<br />
0.06<br />
0.04<br />
Pt = Ps + Pc<br />
D<br />
C<br />
Pc = (<br />
CFM<br />
K<br />
B<br />
A<br />
(<br />
2<br />
A Ducted with cone K = 10,630<br />
B Ducted outlet K = 7,380<br />
C Free with cone K = 6,100<br />
D Free discharge K = 3,100<br />
0.02<br />
1<br />
2 3 4 5<br />
CFM x 1,000<br />
6 7 8<br />
9<br />
10<br />
VAD-18H14<br />
1170 RPM<br />
0.80<br />
0.70<br />
0.50<br />
0.60<br />
58%<br />
45°<br />
0.40<br />
Total Pressure (in. wg)<br />
0.50<br />
40° 55%<br />
0.30<br />
35°<br />
0.40<br />
50%<br />
30°<br />
25°<br />
45%<br />
0.20<br />
20°<br />
0.30<br />
15°<br />
40%<br />
0.10<br />
35%<br />
0.20<br />
30%<br />
0.00<br />
45°<br />
40°<br />
0.10<br />
35°<br />
30°<br />
25°<br />
20°<br />
15°<br />
0.00<br />
0 4 8 12 16 20 24 28 32 36 40<br />
CFM x 100<br />
Horsepower<br />
Performance certified is for model VAD installation type D: Ducted inlet, Ducted outlet. Power ratings (Bhp) do not include transmission losses.<br />
Performance ratings do not include the effects of appurtenances (accessories).<br />
®<br />
22
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