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Pottorff > Fire - Smoke Dampers > Fire-Smoke Dampers > 1-1/2 Hr Rated > FSD-151-OP

Model FSD-151-OP

1-1/2 Hour - Combination Fire Smoke Damper
Airfoil Blade - Out-of-Partition

The FSD-151-OP combination fire smoke damper employs triple-V blades for point-of-origin control of fire and smoke in static and dynamic smoke management systems. These specialty dampers are approved for installation with the closed plane of the blades up to 14-1/2" (368) outside the fire rated partition and come standard with the actuator in the airstream allowing for direct service access fromThe FSD-151-OP is qualified to 4,000 ft/min (20.3 m/s) and 8 in.wg. (2.0 kPa) and may be installed in vertical walls or partitions, or horizontally in floors or assemblies with fire resistance ratings up to 2 hours.

Standard Construction

Frame: 5" x 1" (127 x 25) galvanized steel hat channel with interlocking corner gusset. Equivalent to 13 ga. (2.4) channel frame. Low profile head and sill are used on sizes less than 13" (330) high.

Blades: 6" x 14 ga. (152 x 2.0) galvanized steel - airfoil.

Sleeve: 16" x 20 ga. (406 x 1.0) galvanized steel.

Axles: 1/2" (13) diameter plated steel hex.

Linkage: Concealed in frame.

Bearings: Stainless steel oilite, sleeve-type.

Seals: Silicone blade edge seals inegrally rolled and mechanically fastened to blades. Flexible metal jamb seals.

Actuator: 120 VAC, power-open, spring-close, internal mount. 

Fire Closure Device:
HS-10 (electric actuators)
PFV (pneumatic actuators)    

Fire Closure Temperature: 165oF (75oC)

Minimum Size: 10" x 6" (250 x 152)

Maximum Size: 36" x 36" (914 x 914)

Ratings

UL 555 Fire Resistance Rating: 1-1/2 hour (vertical and horizontal)

UL 555S Leakage Class:

Maximum Temperature: 350oF (177oC)

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