background image

AMCA 5.2 Pressure Drop 

SMD-202

5D

6D

5D

D =

4  (W) (H)

3.14

Figure 5.3

Figure 5.2

Figure 5. 5

R

Greenheck Fan Corporation certifies that the 

model SMD-202 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. 

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

0.04 

500

0.02 

500

0.01 

500

0.01 

1000 

0.14 

1000

0.07 

1000

0.04 

1000

0.06 

1500

0.31

1500

0.16

1500

0.09 

1500

0.13 

2000

0.55

2000

0.29

2000

0.16

2000

0.23 

2500   

0.86

2500

0.45

2500

0.25

2500

0.36 

3000

1.24

3000

0.65 

3000

0.36

3000

0.52

3500

1.69

3500

0.89

3500

0.49

3500

0.70 

4000

2.20

4000

1.16

4000

0.64

4000

0.92

12 in. x 12 in. (305mm x 305mm) 

24 in. x 24 in. (610mm x 610mm) 

36 in. x 36 in. (914mm x 914mm) 

12 in. x 48 in. (305mm x 1219mm) 

Velocity (fpm) 

Pressure Drop  

(in. wg) 

500

0.03 

1000

0.10

1500

0.23 

2000

0.41

2500

0.63

3000

0.91

3500

1.24

4000

1.62

48 in. x 12 in. (1219mm x 305mm) 

Summary of Contents for Smoke Dampers SMD-202

Page 1: ...b 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 5...

Page 2: ...tem AMCA Test Figures Figure 5 3 Illustrates a fully ducted damper This configuration has the lowest pressure drop of the three test configurations because entrance and exit losses are minimized by st...

Page 3: ...reDrop in wg Velocity fpm PressureDrop in wg Velocity fpm PressureDrop in wg Velocity fpm PressureDrop in wg 500 0 04 500 0 02 500 0 01 500 0 01 1000 0 14 1000 0 07 1000 0 04 1000 0 06 1500 0 31 1500...

Page 4: ...0 0 48 3500 0 33 3500 0 53 4000 1 44 4000 0 63 4000 0 42 4000 0 70 12in x12in 305mm x 305mm 24in x24in 610mm x 610mm 36in x36in 914mm x 914mm 12in x48in 305mm x 1219mm Velocity fpm Pressure Drop in wg...

Page 5: ...PressureDrop in wg Velocity fpm PressureDrop in wg Velocity fpm PressureDrop in wg 500 0 06 500 0 03 500 0 03 500 0 03 1000 0 22 1000 0 14 1000 0 12 1000 0 13 1500 0 50 1500 0 31 1500 0 26 1500 0 30...

Page 6: ...of 6 in 152mm to 12 in 305mm for the A dimension Application Data 53 8 in 5 in Right hand drive is shown Left hand drive available upon request LH RH A Sleeve Length Varies 6 in 33 4 11 2 in max B S...

Page 7: ...al relative to their axle pivot point presenting identical resistance to airflow in either direction or pressure on either side of the damper The Damper Manufacturer s submittal data shall certify all...

Reviews: