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AMCA 5.3 Pressure Drop
Figure 5.3
Figure 5.2
Figure 5. 5
12 in. x 12 in. (305mm x 305mm)
Pressure Drop
Velocity (fpm)
(in. wg)
500
0.02
1000
0.09
1500
0.20
2000
0.36
2500
0.56
3000
0.81
3500
1.10
4000
1.44
5D
5D
24 in. x 24 in. (610mm x 610mm)
Pressure Drop
Velocity (fpm)
(in. wg)
500
0.01
1000
0.04
1500
0.09
2000
0.16
2500
0.25
3000
0.35
3500
0.48
4000
0.63
Greenheck Fan Corporation certifies that the model
SSSMD-201 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
R
applies to air performance ratings only.
36 in. x 36 in. (914mm x 914mm)
Pressure Drop
Velocity (fpm)
(in. wg)
500
0.01
1000
0.03
1500
0.06
2000
0.11
2500
0.17
3000
0.24
3500
0.33
4000
0.42
SSSMD-201
6D
4 (W) (H)
D =
3.14
12 in. x 48 in. (305mm x 1219mm)
Pressure Drop
Velocity (fpm)
(in. wg)
500
0.01
1000
0.04
1500
0.10
2000
0.17
2500
0.27
3000
0.39
3500
0.53
4000
0.70
48 in. x 12 in. (1219mm x 305mm)
Pressure Drop
Velocity (fpm)
(in. wg)
500
0.02
1000
0.07
1500
0.16
2000
0.29
2500
0.45
3000
0.64
3500
0.88
4000
1.14
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