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Vane Axial Fans - Greenheck

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VAD-30H14<br />

Fan Outlet Area = 5.03 ft. 2 Max. Motor Frame Size = 256T Min. Motor Frame Size = 182T<br />

Cone Outlet Area = 7.22 ft. 2 Tip Speed = 7.92 x RPM<br />

Outlet Condition Corrections<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 = 27,170<br />

B Ducted outlet K = 20,150<br />

C Free with cone K = 23,890<br />

D Free discharge K = 15,870<br />

0.02<br />

3 4 5<br />

6 7 8 9 10<br />

CFM x 1,000<br />

20 30<br />

VAD-30H14<br />

870 RPM<br />

0.80<br />

0.70<br />

2.00<br />

0.60<br />

35°<br />

1.60<br />

Total Pressure (in. wg)<br />

15°<br />

30°<br />

0.50<br />

1.20<br />

25°<br />

0.40<br />

20°<br />

35°<br />

0.80<br />

75%<br />

15°<br />

30°<br />

0.30<br />

10°<br />

0.40<br />

25°<br />

5°<br />

70%<br />

0.20<br />

65%<br />

60%<br />

20°<br />

0.00<br />

0.00<br />

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15<br />

0.10<br />

10°<br />

5°<br />

CFM x 1,000<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 />

36

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