Combination Fire/Smoke Damper - 1-1/2 Hour - Round Blade - FSD-125R

1-1/2 Hour - Combination Fire Smoke Damper
Round Blade

The FSD-125R combination fire smoke damper employs ta single round blade for point-of-origin control of fire and smoke in static and dynamic smoke management systems. This unique damper comes standard with mounting plates for interface to round or square openings in masonry, metal stud or wood stud assemblies and is ideal for all round duct applications. The FSD-125R is qualified to 3,000 ft/min (15.3 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.

Specification

Standard Construction
Sleeve/Frame: Integral 16" x 20" (406 x 1.0) galvanized steel with reinforcing beads.
Retaining Plates: Dual sided system suitable for round or square penetrations.
Blade: 14 ga. (2.0) equivalent galvanized steel - round.
Axles: 1/2" (13) diameter plated steel, D<8" (203), 3/4" (19), D≥8" (203).
Linkage: In the airstream.
Bearings: Bronze oilite, sleeve-type.
Seals: Silicone blade edge seal.
Actuator: 120 VAC, power-open, spring-close, external mount.
Fire Closure Device:
HS-10 (electric actuators)
PFV (pneumatic actuators)
Fire Closure Temperature: 165^oF (75^oC)
Minimum Size: 6" Ø" (152 Ø)
Maximum Size: 24" Ø (610 Ø)

Ratings
UL 555 Fire Resistance Rating: 1-1/2 hour (vertical and horizontal)
UL 555S Leakage Class: 1
Maximum Temperature: 350^oF (177^oC)

Technical specification

Unique ref.Combination-Fire-Smoke-Damper-1-1-2-Hour-Round-Blade-FSD-125R
Product familyHVAC
Product groupFire-Smoke Dampers
TypeObject (single object)
Date of publishing2024-07-16
Edition number1

Links

Product urlhttps://www.pottorff.com/product/details/112

Classification

BIMobject CategoryHVAC - Ductwork
Uniclass 2015 CodePr_65_65_24_29
Uniclass 2015 DescriptionFire and smoke dampers
CSI MasterFormat 2014 Code23 33 13.16
CSI MasterFormat 2014 TitleFire Dampers
OmniClass Number23-33 29 23
OmniClass TitleFire Dampers

Region availability

North America
Anguilla
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States