Ceiling Radiation Damper - 1 Hour - Field Installed Insulated Duct board Outlet Box - Butterfly Style Blade - CFD-521-NP

1 Hour - Ceiling Radiation Damper
Field Installed Insulated Duct Board Outlet Box

The CFD-521-NP ceiling radiation damper employs butterfly style blades for point-of-origin control of radiant heat in HVAC systems. The CFD-521-NP is installed horizontally in the ceiling membrane of combustible floor-ceiling or roof-ceiling assemblies with fire resistance ratings up to and including 1 hour. The CFD-521-NP must have a field assembled insulated duct board outlet box installed on it.

Specifikation

Standard Construction
Frame: 22 ga. (0.85) galvanized steel.
Blades: 22 ga. (0.85) galvanized steel - butterfly. Insulated with ceramic refractory material for dampers > 114 in² (735 cm²)
Transition: None (field adaptation required).
Plaster Ground: 5/8" (16) deep x 1" (25) wide.
Closure Device: Fusible Link.
Fire Closure Temperature: 165^oF (75^oC).
Minimum Size: 4" x 6" (102 x 152)
Maximum Size:
Square: 16" x 16" (406 x 406)
Rectangular: 24" (610) W or 20" (508) H with a maximum area of 256 in² (1652 cm²).

Ratings
UL 555C Fire Resistance Rating: 1 hour for installation in floor designs L-521, L-528, L-546, L-558, L-562, L-574, L-576, P-581, P-583, L-585, M-509, M-540 and in roof/ceiling designs P-522, P-533, P-538, P-545, P-547 and P-580).
UL 555C Listing: R14603
CSFM Listing: 3226-0368:104
Warnock Hersey Listing #: WHI-495-PSH-0177, -0178
Meets NFPA Standards: 90A and 101
Meets Building Code Standards: IBC, NBC, NFPA, SBC and UBC

Teknisk specifikation

Unik ref.Ceiling-Radiation-Damper-1-Hour-Field-Installed-Insulated-Duct-board-Outlet-Box-Butterfly-Style-Blade-CFD-521-NP
ProduktfamilieHVAC
ProduktgruppeCeiling Radiation Dampers
TypeObjekt (enkelt objekt)
Udgivelsesdato2024-07-16
Udgavenummer1

Links

Produkt-URLhttps://www.pottorff.com/product/details/63

Klassifikation

BIMobject-kategoriHVAC - Rørarbejde
Uniclass 2015-kodePr_65_65_24
Uniclass 2015-beskrivelseDuct dampers
CSI MasterFormat 2014-kode23 33 13
CSI MasterFormat 2014-titelDampers
OmniClass-nummer23-33 29 19
OmniClass-betegnelseDampers

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