Motorized Smoke Fire Dampers- UL555/555S Fire Rating- 3 Hrs. Leakage Rating- Class-II
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LIFE SAFETY DAMPERS
SMOKE FIRE DAMPERS – UL 555/555S 
 

 

Motorized Smoke Fire Damper – UL 555/555S – Class-II

 

Model MSFD-GB-30C2-A
Construction Galvanized Steel
Blade 3V – Single Skin
Fire Rating 3 Hrs. as per UL-555
Leakage Class-II as per UL-555S
Max Velocity 2000FPM
Max Pressure 4″ w.g
Airflow Direction Either
TRD 165 ” F (74 “C)
Installation V/H

BETEC CAD.’s B-30 Series Motorized smoke damper is high performance UL-555/555S classified with 3 Hrs. fire rated and Class-II leakage rating. May be installed vertically or horizontally (with blades running horizontally) and is rated for air flow ineither direction.

 

Size Limitation
Module Size: Width x Height Mounting Position
Single Max x Max. 9″ x 9″ V/H
Single Max x Max. 36″ x 36″ V/H
Single Max x Max. 72″ x 36″ V/H

Round Spigot Suffix – R after the Model