D4 (w) (h) 3.14 – Greenheck Fan Steel Airfoil Blades FSD-331 User Manual
Page 4

AmCA 5.3 Pressure drop
Fsd-331
5D
6D
5D
D
4 (W) (H)
3.14
Velocity (fpm)
Pressure Drop
(in. wg)
Velocity (fpm)
Pressure Drop
(in. wg)
Velocity (fpm)
Pressure Drop
(in. wg)
Velocity (fpm)
Pressure Drop
(in. wg)
Velocity (fpm)
Pressure Drop
(in. wg)
500
0.01
500
0.01
500
0.01
500
0.01
500
0.01
1000
0.06
1000
0.02
1000
0.02
1000
0.02
1000
0.04
1500
0.13
1500
0.06
1500
0.05
1500
0.06
1500
0.10
2000
0.23
2000
0.10
2000
0.09
2000
0.10
2000
0.18
2500
0.37
2500
0.16
2500
0.14
2500
0.16
2500
0.29
3000
0.53
3000
0.23
3000
0.21
3000
0.24
3000
0.42
3500
0.73
3500
0.32
3500
0.29
3500
0.33
3500
0.57
4000
0.95
4000
0.42
4000
0.38
4000
0.43
4000
0.74
24 in. x 24 in. (610mm x 610mm)
36in. x 36 in. (914mm x 914mm)
12in. X 48 in. (305mm x 1219mm)
48 in. x 12 in. (1219mm x 305mm)
12 in. x 12 in. (305mm x 305mm)
12x12
48x12
12x48
24x24
36x36
*
* Sizes are in inches.
R
Greenheck Fan Corporation certifies that the
model FSD-331 shown herein is licensed to
bear the AMCA Seal. The ratings shown are
based on tests and procedures performed
in accordance with AMCA Publication 511
and comply with the requirements of the
AMCA Certified Ratings Programs. The
AMCA Certified Ratings Seal applies to air
performance ratings only.