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* Sizes are in inches. 

12x12

 

48x12 

12x48 

24x24 

36x36

 

AMCA 5.3 Pressure drop 

SMd-302M

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)

Greenheck Fan Corporation certifies that the 

model SMD-302M 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.

R

Содержание Exhaust Fan SMD-302M

Страница 1: ...inless steel jamb seals Linkage Concealed in jamb Axles 1 2 in 13mm dia plated steel Bearings Bronze sleeve type Size Limitations Minimum Size 8 in W x 6 in H 203mm W x 152mm H Maximum Size Single Section 32 in W x 50 in H 813mm W x 1270mm H Multiple Section 128 in W x 100 in H 3251mm W x 2540mm H Optional Features Galvanized steel sleeves Stainless steel bearings OCI Open closed indication switch...

Страница 2: ...ustrates a fully ducted damper This configuration has the lowest pressure drop of the three test configurations because entrance and exit losses are minimized by straight duct runs upstream and downstream of the damper Figure 5 2 Illustrates a ducted damper exhausting air into an open area This configuration has a lower pressure drop than Figure 5 5 because entrance losses are minimized by a strai...

Страница 3: ...500 0 33 2500 0 51 3000 1 04 3000 0 49 3000 0 49 3000 0 48 3000 0 74 3500 1 41 3500 0 67 3500 0 67 3500 0 65 3500 1 00 4000 1 84 4000 0 87 4000 0 88 4000 0 85 4000 1 31 12in X 48 in 305mm x 1219mm 48 in x 12 in 1219mm x 305mm 24 in x 24 in 610mm x 610mm 36in x 36 in 914mm x 914mm 12 in x 12 in 305mm x 305mm Sizes are in inches Greenheck Fan Corporation certifies that the model SMD 302M shown herei...

Страница 4: ... 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 Greenheck Fan Corporation certifies that the model SMD 302M shown ...

Страница 5: ...0 75 2500 0 77 2500 0 89 3000 1 68 3000 1 17 3000 1 08 3000 1 11 3000 1 28 3500 2 29 3500 1 60 3500 1 48 3500 1 51 3500 1 75 4000 2 09 4000 2 14 4000 1 93 4000 1 97 4000 2 29 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 Greenheck Fan Corporation certifies that the model SMD 302M shown herein is licensed ...

Страница 6: ...and drive available upon request LH RH A Sleeve Length Varies 6 33 4 11 2 max B S T Sideplate Sleeve Damper Sideplate and Sleeve Dimensional Data The drawings below illustrate the factory standard sideplate and sleeve mountings for the SMD 302M The standard A di mensions listed in the table provide adequate space for the mounting of actuators and controls If space constraints are a problem the A d...

Страница 7: ... operation Damper blades shall be of the double skin airfoil type and shall have an equivalent metal thickness of 14 ga 2mm Damper frame shall be galvanized steel formed into a struc tural hat channel shape with reinforced corners Bearings shall be sintered bronze sleeve type rotating in extruded holes in the damper frame Blade edge seals shall be sili cone rubber designed to inflate and provide a...

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