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Application | Out of Wall Combination Fire Smoke Dampers | |||||
Model |
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| Steel Airfoil Blades | |||
fire smoke damper with class II leakage. |
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| UL 555S Leakage Class I | |||
use in walls, partitions, and floors with fire resistance ratings less than |
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| UL555 11⁄2 Hour Fire Resistance Rating | |||
3 hours. Removal of wall grille allows access to actuator and other |
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| Horizontal or Vertical Mount | |||
components. High strength airfoil blades insure the lowest resistance |
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to airflow in HVAC systems with velocities to 3000 fpm (15.2 m/s) |
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and pressures to 4 in. wg (1 kPa). Model | dampers, smoke dampers and combination fire |
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vertically (with blades running horizontal) or horizontally and is rated | smoke dampers established by: |
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for airflow and leakage in either direction. | National Fire Protection Association |
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Ratings |
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| NFPA Standards 80, 90A, 92A, 92B, 101 & 105 |
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| IBC | International Building Codes |
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UL555 Fire Resistance Rating: |
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ICBO Uniform Building Codes |
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Fire Rating: | 11⁄2 hours in walls |
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CSFM California State Fire Marshal |
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Dynamic Closure Rating: Actual ratings are size dependent |
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| Fire Damper Listing |
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Max. Velocity: | up to 3000 fpm (15.2 m/s) |
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| Leakage (Smoke) Damper Listing |
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Max. Pressure: | 4 in. wg (1 kPa) - differential pressure |
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UL555S Leakage Rating: |
| New York City (MEA listing |
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Leakage Class: | I |
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Operational Rating: | Actual ratings are size dependent |
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Max. Velocity: | up to 3000 fpm (15.2m/s) |
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| “UL CLASSIFIED (see complete marking on |
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Max. Pressure: | 4 in. wg (1 kPa) |
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| product)” |
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Max. Temperature: | 350ºF (177ºC)- depending upon the |
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| “UL CLASSIFIED to Canadian safety standards |
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| actuator |
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| (see complete marking on product)” |
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Standard Construction |
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| Standard 555 & 555S (Listing #R13317) |
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Frame: | 5 in. x 1 in. (127mm x 25mm) |
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| galvanized steel hat channel with |
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| Greenheck Fan Corporation certifies that the | |
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| reinforced corners. A low profile |
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| model | ||
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| head and sill are used on sizes less |
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| bear the AMCA Seal. The ratings shown are | |
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| than 17 in. (432mm) high. |
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| based on tests and procedures performed in | |
Blades: | Double skin airfoil shape of |
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| accordance with AMCA Publication 511 and | ||
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| comply with the requirements of the AMCA | ||||
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| galvanized steel with full length |
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| Certified Ratings Programs. The AMCA Certified | ||
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| structural reinforcement. 14 ga. |
| R | ||
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| Ratings Seal applies to air performance ratings | ||
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| (2mm) equivalent thickness. |
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| only. | |
Seals: | Extruded silicone rubber blade seals. |
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| Flexible stainless steel jamb seals. |
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Linkage: | Concealed in jamb |
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Fusible Link: | RRL 165°F (74ºC) |
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Axles: | 1⁄2 in. (13mm) dia. plated steel |
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Bearings: | Bronze sleeve type |
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Sleeve: | Galvanized; wrapped with thermal |
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| blanket |
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Size Limitations: | 12 in.W x 12 in. H |
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Minimum Size: |
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Maximum Size: | (305mm x 305mm) |
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Single section: | 32 in. W x 30 in. H |
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| (813mm W x 762mm H) |
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Multiple Section: | 36 in.W x 36 in. H |
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| (914mm x 914mm) |
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Optional Features:
•POC retaining Angles
•RRL/OCI (open closed indication switches)
•165ºF (74ºC), 212ºF (100ºC), 250ºF (121ºC), 350ºF (177ºC) RRL’s available
•TOR (remote override allows damper to perform smoke
management functions during fire emergency.) | * W & H dimensions furnished approximately 1⁄4 in. (6mm) undersize. | |
• Electric or pneumatic actuators to accomplish smoke | Add blanket thickness (1⁄8 in.[3mm]) and sleeve thickness for | |
overall sleeved damper dimension) | ||
management and system functions. | ||
Oversize wall opening as follows: | ||
• Smoke detectors | Nominal damper size plus 3⁄8 in.(9.5mm) (see Page 6) | |
• Momentary switch |
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• PRV (pneumatic relief valve) |
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• Security bars | Installation instructions available at www.greenheck.com | |
•Sealed transition and sleeves |
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