Fire Damper - 3 Hour - Dynamic Rated - Curtain Style Blade - Class B - VFD-30D-B

3 Hour - Dynamic Rated - Fire Damper
Curtain Style Blade

The VFD-30D-B fire damper employs curtain style blades for point-of-origin control of fire in static and dynamic HVAC systems. The VFD-30D-B is qualified to 4,000 ft/min (20.3 m/s) and 4 in.wg. (1.0 kPa) and may be installed in vertical walls or partitions with fire resistance ratings up to 2 hours.

Specifikim

Standard Construction
Frame: 22 ga. (0.85) galvanized steel.
Blades: 24 ga. (0.7) galvanized steel - curtain.
Fire Closure Device: Fusible link.
Fire Closure Temperature: 165^oF (75^oC)
Minimum Size: 6" x 4" (152 x 102)
Maximum Size: 36" x 33" (914 x 838)
Multiple Section: 108" x 21" (2743 x 533)
Stainless Steel: Single Section: 36" x 21" (914 x 533)

Ratings
UL 555 Fire Resistance Rating: 3 hour (vertical)
UL HNLJ.V-5: Ventilation Duct Assemblies
Maximum Dynamic Closure Velocity: 4,000 fpm (20.4 m/s)
Maximum UL 555S Rated Pressure: 4 in.wg. (1.0 kPa)

Specifikime teknike

Referencë unikeFire-Damper-3-Hour-Dynamic-Rated-Curtain-Style-Blade-Class-B-VFD-30D-B
Familja e produkteveHVAC
Grupi i produkteveFire-Smoke Dampers
LlojiObjekt (një objekt të vetëm)
Data e botimit2024-07-16
Numri i botimit1

Lidhje

Product URLhttps://www.pottorff.com/product/details/81

Klasifikimi

Kategoria BIMobjectNgrohes, ventilimit dhe ajrit të kondicionuar - Gyp
Uniclass 2015 CodePr_65_65_24_29
Uniclass 2015 PërshkrimFire and smoke dampers
CSI MasterFormat 2014 Code23 33 13.16
CSI MasterFormat 2014 TitleFire Dampers
OmniClass Number23-33 29 23
OmniClass TitleFire Dampers

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