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Model FSDGB-211

Steel 3V Blades

Qualified to Standard GB 15931-1995

Combination 

FIRE SMOKE DAMPERS

* W & H dimensions furnished approximately 6mm (1/4 in.) 

undersize.

  (Add sleeve thickness for overall sleeved damper dimension)
  Right hand drive is shown. Left hand drive is available upon request.

Application

Model FSDGB-211 is a combination fire smoke damper with 3V style 

blades. The FSDGB-211 has been qualified to Standard  

GB 15931-1995 for operation and  closure in emergency fire smoke 

situations. Model FSDGB-211 may be installed vertically (with 

blades running horizontal) or horizontally and is rated for airflow and 

leakage in either direction.

Ratings

 

 

Standard GB 15931-1995 

 

Velocity:

 

10 m/s (2000 fpm) 

 

Pressure:

 

1kPa (4 in. wg)

Standard Construction

 

Frame:

  

127mm x 25.4 mm (5 in. x 1 in.) 

 

 

1.24mm galvanized steel hat 

 

 

channel with reinforced corners. A 

 

 

low profile head and sill are used on 

 

 

sizes less than 432mm (17 in.) high 

 

 

to maximize free area and  

 

 

performance. 

 

 

Blades:

  

1.24mm (16 ga.) galvanized steel, 

 

 

reinforced with 3 longitudinal 

 

 

structurally designed vee’s.  

 

Seals:

 

Extruded silicone rubber blade 

 

 

seals. Flexible stainless steel jamb 

 

 

seals. 

 

Linkage:

 

Concealed in jamb. 

 

Axles:

 

12.7 mm (

1

2

 in.) dia. plated steel. 

 

Bearings:

 

Bronze sleeve type. 

 

Fusible Link:

  

280° C

Size Limitations

 

 

Minimum Size: 

204mm W x 152mm H 

 

 

(8 in. W x 6 in. H)

 

 

Maximum Size:

 

 

Single Section: 

813mm W x 914mm H  

 

 

(32 in. W x 36 in. H) 

 

Multiple Section: 

1626mm W x 914mm H 

 

 

(64 in. W x  36 in. H)

Optional Features

• Stainless steel bearings

• OCI (Open closed indication switches)

• Retaining Angles

• Transitions (C, O, R)

• Sealed transitions and sleeves

• Sleeve with integral flange on both sides

R

Greenheck Kunshan Co. Ltd. and Greenheck Fan 

Corporation certifies that the model FSDGB-211 

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. 

Summary of Contents for Fire Smoke Dampers FSDGB-211

Page 1: ...mm 17 in high to maximize free area and performance Blades 1 24mm 16 ga galvanized steel reinforced with 3 longitudinal structurally designed vee s Seals Extruded silicone rubber blade seals Flexible stainless steel jamb seals Linkage Concealed in jamb Axles 12 7 mm 1 2 in dia plated steel Bearings Bronze sleeve type Fusible Link 280 C Size Limitations Minimum Size 204mm W x 152mm H 8 in W x 6 in ...

Page 2: ... 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 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 entranc...

Page 3: ... ratings only NN Y NN NN Y NN NN Y NN NN Y NN NN Y NN 13 4463 301 1 4 4 7 0 5 5 34 4 0 7 0 5 74 13 4463 301 Y Y Y Y Y 305mm x 305mm Velocity m s Pressure Drop Pa 2 5 10 5 1 35 7 7 80 10 135 12 6 207 15 5 311 17 8 411 20 8 561 610mm x 610mm Velocity m s Pressure Drop Pa 2 5 5 5 2 17 7 8 42 10 3 72 12 9 115 15 4 162 18 1 224 20 8 296 914mm x 914mm Velocity m s Pressure Drop Pa 2 6 3 5 1 10 7 6 22 10...

Page 4: ... 92 12 9 145 15 4 209 17 7 274 20 8 379 610mm x 610mm Velocity m s Pressure Drop Pa 2 5 3 5 10 7 7 22 10 3 40 12 8 62 15 5 92 17 9 122 20 8 167 914mm x 914mm Velocity m s Pressure Drop Pa 2 5 3 5 1 8 7 6 15 10 1 27 12 8 42 15 3 62 17 7 82 20 3 107 305mm x 1219mm Velocity m s Pressure Drop Pa 2 5 3 5 1 10 7 7 25 10 3 42 12 9 67 15 7 100 18 7 140 20 9 174 1219mm x 305mm Velocity m s Pressure Drop Pa...

Page 5: ...city 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...

Page 6: ...ed steel 3V type with three longitudinal grooves for reinforcement Damper frame shall be galvanized steel formed into a structural 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 silicone rubber designed to inflate and provide a tighter seal against leakage as pressure on either side of...

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