Model FSD-141
1-1/2 Hour - Combination Fire Smoke Damper
Triple-V Blade
The FSD-141 combination fire smoke damper employs triple-V blades for point-of-origin control of fire and smoke in static and dynamic smoke management systems. The FSD-141 is qualified to 2,000 ft/min (10.2 m/s) and 4 in.wg. (1.0 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 inerlocking 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 16 ga. (152 x 1.6) galvanized steel - triple-V.
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, 450oF (232oC) rating, and flexible stainless steel jamb seals.
Actuator: 120 VAC, power-open, spring-close, external mount.
Fire Closure Device:
HS-10 (electric actuators)
PFV (pneumatic actuators)
Fire Closure Temperature: 165oF (75oC)
Minimum Size: 6" x 6" (152 x 152)
Maximum Size:
Single Section: 36" x 48" (914 x 1219)
Vertical Mount: 144" x 96" (3658 x 2438)
Horizontal Mount: 108" x 48" (2743 x 1219)
Ratings
UL 555 Fire Resistance Rating: 1-1/2 hour (vertical and horizontal)
UL 555S Leakage Class: 1
UL HNLJ.V-5: Ventilation Duct Assemblies
Maximum Dynamic Closure Velocity: 2,000 fpm (10.2 m/s)
Maximum UL555S Rated Pressure: 4 in. wg. (1.0 kPa)
Maximum Temperature: 350oF (177oC)
AMCA Certified for Air Performance
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