FSDR-511
Combination Fire Smoke Damper
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| Round Steel Blade | |||
Model | UL 555S Leakage Class I | |||||
blades. The | UL555 1 1/2 Hour Fire Resistance Rating | |||||
4 in. wg (1 kPa) for operation and dynamic closure in emergency fire | ||||||
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smoke situations. Model |
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blades running horizontal) or horizontally and is rated for airflow and |
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leakage in either direction. |
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Ratings |
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| dampers, smoke dampers and combination fire |
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| smoke dampers established by: |
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UL 555 Fire Resistance Rating | National Fire Protection Association |
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Fire Rating: | 1 1/2 Hour |
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NFPA Standards 80, 90A, 92A, 92B, 101, & 105 |
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Dynamic Closure Rating: Actual ratings are size dependant |
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IBC International Building Codes |
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Maximum Velocity: | 3000 fpm (15.2 m/s) |
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Maximum Pressure: | 4 in. wg (1 kPa) | New York City (MEA listing |
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UL 555S Leakage Rating |
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| California State Fire Marshall |
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Leakage Class: | I | Listing #: |
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Operational Rating: | Actual ratings are actuator dependant | Listing #: |
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Maximum Velocity: | 3000 fpm (15.2 m/s) |
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Maximum Pressure: | 4 in. wg (1 kPa) |
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Maximum Temperature: | 350º F (177°C) |
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| “UL CLASSIFIED (see complete marking on |
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Standard Construction |
| product)” |
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| “UL CLASSIFIED to Canadian safety standards |
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Frame/Sleeve: | 20 ga. (1mm) galvanized steel round |
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| (see complete marking on product)” |
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Blade: | Double skin galvanized steel (14 ga. |
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| Standard 555 (Listing #R13317) |
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| [2mm] equivalent) round style blades |
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| Standard 555S (Listing #R13447) |
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Seal: | Extruded silicone rubber blade seals |
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Axle: | 1/2 in. (13mm) dia. plated steel |
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Bearings: | Stainless steel sleeve type |
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Fusible Link: | UL listed 165ºF (74ºC) |
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Size Limitations | 6 in. (152mm) diameter |
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Minimum Size: |
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Maximum Size: | 24 in. (610mm) diameter |
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Optional Features
•OCI (Open closed indication switches)
•165º F (74°C), 212º F (100°C), and 350º F (177°C) RRL available
•TOR (remote override of 165º F (74°C) closure allows damper to perform smoke management functions during a fire emergency)
•Electric or pneumatic actuators to accomplish smoke management and system functions.
•One retainer plate required, additional retainer plate available.
• 14 ga. (2mm) or 16 ga. (1.5mm) frame/sleeve
* Dimensions furnished approximately 1/8 in. (3mm) undersize.
Installation instructions available at www.greenheck.com.
Opening + 2 in. Min.
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Minimum Wall/Floor Opening | Clamping | Retaining | |
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= Nominal Dia. + 7/8 in. | |||
| Plate Assembly | ||
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1.00 in. Min. Typ. |
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| Fasteners | Clamping Screw |
