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| Model | |
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| Smoke Dampers | |
Application |
| Steel 3V Blades | ||
| UL 555S Leakage Class II | |||
Model | ||||
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blades. The | Model | |||
4 in. wg (1 kPa) for operational closure in emergency smoke control | ||||
dampers established by: | ||||
situations. Model | ||||
National Fire Protection Association | ||||
running horizontally) or horizontally and is rated for airflow and leakage | ||||
in either direction. |
| NFPA Standards 92A, 92B, 101 & 105 | ||
| IBC International Building Codes | |||
Ratings |
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UL 555S leakage class II | New York City (MEA listing | |||
Leakage: | CSFM California State Fire Marshal | |||
Pressure: | 4 in. wg (1 kPa) - differential pressure | Leakage (Smoke) Damper Listing | ||
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| Consult factory for sizes available in | ||
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| 6 in. wg (1.5 kPa) |
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Velocity: | Operational rated to 2000 fpm |
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| (10.2 m/s) Rating is for airflow in |
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| either direction through damper | “UL CLASSIFIED (see complete marking on | |
Temperature: | 350°F (177°C) depending on the | |||
product)” | ||||
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| actuator. | ||
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| “UL CLASSIFIED to Canadian safety standards | ||
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Standard Construction | (see complete marking on product)” | |||
Standard 555S (Listing #R13317) | ||||
Frame: | 5 in. x 1 in. (127mm x 25mm) |
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| galvanized steel hat channel with | 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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| the AMCA Seal. The ratings shown are based on | ||
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| than 17 in. (432mm) high to maximize | ||
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| tests and procedures performed in accordance | ||
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| free area and performance. | with AMCA Publication 511 and comply with the | |
Blades: | 16 ga. (1.5mm) galvanized steel, | requirements of the AMCA Certified Ratings Pro- | ||
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| reinforced with 3 longitudinal | grams. The AMCA Certified Ratings Seal applies to | |
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| structurally designed vee’s. | air performance ratings only. | |
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Seals: | Flexible stainless steel jamb seals |
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Linkage: | Concealed in jamb. |
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Axles: | 1⁄2 in. (13mm) dia. plated steel |
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Bearings: | Bronze sleeve type |
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Size Limitations
Minimum Size: | 8 in. W x 6 in. H |
Maximum Size: | (203mm W x 152mm H) |
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Single Section - | 32 in. W x 50 in. H |
| (813mm W x 1270mm H) |
| 36 in. W x 48 in. H |
| (914mm W x 1219mm H) |
Multiple Section - | 144 in. W x 100 in. H |
| (3658mm W x 2540mm H) |
| 288 in. W x 50 in. H |
| (7315 mm W x 1270mm H) |
Optional Features
•Galvanized steel sleeves.
•Stainless steel bearings
•OCI (Open closed indication switches)
•Electric or pneumatic actuators to accomplish smoke management and system functions.
•Transitions (R, C, O)
•POC retaining angles
•Momentary Switch
•Smoke detectors
•Sealed transition and sleeves
•Fail Open
W*
LH
H*RH
*W&H dimensions furnished approximately 1/4 in. (6mm) undersize. (Add sleeve thickness for overall sleeved damper dimension)
Right hand drive is shown. Left hand drive is available upon request.
Installation instructions available at www.greenheck.com
