Smoke Damper - Round Blade - SD-25R
Pottorff

Smoke Damper - Round Blade - SD-25R

Smoke Damper
Round Blade

The SD-25R smoke damper employs a single round blade for point-of-origin control of 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 SD-25R, standard construction, is qualified to 2,000 ft/min (10.2 m/s) and 4 in.wg. (1.0 kPa) at 250oF (177oC). Optional construction is qualified to 3,000 fpm (15.3 m/s) and 4 in. wg. (1.0 kPa) at 350oF and may be installed in, or adjacent to vertical walls or partitions, or horizontally in, or adjacent to floors or assemblies.

Spesifikasjon
  • Standard Construction

    Frame: Integral 16" x 20 ga. (203 x 1.0) galvanized steel with reinforcing beads.

    Blades: 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 air-stream.

    Bearings: Bronze oilite, sleeve-type.

    Seals: Silicone blade edge seal.

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

    Minimum Size: 6" Ø (152 Ø)

    Maximum Size: 24" Ø (610 Ø)

    Ratings

    UL 555S Leakage Class: 1

    Maximum Temperature: 350oF (177oC)

Tekniske spesifikasjoner
  • Unik ref.Smoke-Damper-Round-Blade-SD-25R
  • ProduktfamilieHVAC
  • ProduktgruppeFire-Smoke Dampers
  • TypeObjekt (enkelt objekt)
  • Utgivelsesdato2024-07-16
  • Utgavenummer1
Klassifisering
  • BIMobject kategoriVVS - Kanaler
  • Uniclass 2015 kodePr_65_65_24_80
  • Uniclass 2015 beskrivelseSmoke dampers
  • CSI MasterFormat 2014 kode23 33 13.19
  • CSI MasterFormat 2014 tittelSmoke-Control Dampers
  • OmniClass-nummer23-33 29 25
  • OmniClass-tittelSmoke Dampers

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