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305mm x 305mm
Velocity
(m/s)
Pressure
Drop (Pa)
2.5 13
5 55
7.5 122
10.2 222
12.7 349
15.4 508
17.9 688
20.6 907
610mm x 610mm
Velocity
(m/s)
Pressure
Drop (Pa)
2.5 8
5 35
7.6 75
10.3 140
12.8 217
15.3 309
17.7 409
20.8 568
914mm x 914mm
Velocity
(m/s)
Pressure
Drop (Pa)
2.5 8
5.1 30
7.7 67
10.2 115
12.9 184
15.5 269
18.1 354
20.6 471
305mm x 1219mm
Velocity
(m/s)
Pressure
Drop (Pa)
2.6 8
5.1 32
7.7 75
10.2 130
12.7 202
15.5 301
18.1 416
20.6 536
1219mm x 305mm
Velocity
(m/s)
Pressure
Drop (Pa)
2.5 1
5 42
7.7 95
10.3 172
12.7 264
15.3 381
17.9 521
20.8 707
AMCA 5.5 Pressure Drop FSD-M211
5D 6D
5D
D
4 (W) (H)
3.14
2 5 10 30
10
100
1000
305mm x 305mm
610mm x 610mm
914mm x 914mm
305mm x 1219mm
1219mm x 305mm
PRESSURE DROP- PASCALS
FACE VELOCITY- METERS/SECOND
AMCA 5.5
VELOCITY VS. PRESSURE DROP
305 x 305
1219 x 305
610 x 610
305 x 1219
914 x 914
R
Greenheck Kunshan Co. Ltd. and Greenheck
Fan Corporation certifies that the model FSD-
M211 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.