Square Fire/Smoke Damper, 17-3/4 In. W
| Item | 17.75"H 16"L 18"W GStl Fire/Smke Dampr |
|---|---|
| Mounting Type | Vertical/Horizontal |
| Actual Width | 17-3/4 in |
| Includes | Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link |
| Voltage | 120 V |
| Depth | 16 in |
| Actual Height | 17-3/4 in |
| Material | Galvanized Steel |
| Fire Rated | 1 1/2 hr |
| Nominal Duct Height | 18 in |
| Damper Shape | Square |
| Damper Item | Motorized Fire/Smoke Damper |
| Nominal Duct Width | 18 in |
| Hz | 60 |
| Max. Temp. | 350 Degrees F |
| Standards | AMCA; CSFM; IBC; NFPA 80,90A,92,101 and 105; UL 555S |
| Free Area | 240.9 sq in |
| Pressure Differential Max. | 4 in wg |
| Phase | 1 |
| Frame | 16 ga |
| Blade | 16 ga |
| Recommended Retaining Angle | Mfr. No. 2TGH8 |
| Seals | Extruded Silicone Rubber Blade |
| Max. Velocity | 2,000 fpm |
| Rough Opening Width | 18 in |
| Overall Width | 18 in |
| Overall Height | 17-3/4 in |
| Jamb Seal Material | Stainless Steel |
| Rough Opening Shape | Square |
| Maximum Air Pressure | 4 in wg |
| Blade Material Thickness | 16 ga |
| Frame Less Flange | 324 sq in |
| Damper Application | Fire, Smoke |
| Nameplate Voltage | 120V AC |
| Frame Material | Galvanized Steel |
| Closure Velocity Rating | 2,000 fpm |
| Includes Motor | Yes |
| Frequency | 60 Hz |
| Maximum Air Velocity | 2,000 fpm |
| Switch Action | Normally Closed |
| Flange Width | Not Applicable |
| Damper Type | Dynamic |
| Overall Diameter | Not Applicable |
| Frame Material Thickness | 16 ga |
| Closure Type | Motorized |
| Overall Length | 16 in |
| Counterbalanced | Not Applicable |
| Blade Seal Material | Silicone |
| Mounting Position | Horizontal, Vertical |
| Number of Panels | 1 |
| For Air Type | Emergency Smoke |
| Blade Type | V-Groove |
| For Duct Shape | Square |
| Blade Material | Galvanized Steel |
| Airflow Direction | Horizontal, Vertical |
| Flange Type | Hat Channel |
| Closure Pressure Rating | 4 in wc |
| Blade Orientation | Parallel Blades |
| ACMA Leakage Class | 2 |
| Maximum Temperature Rating | Degrees F |
| Fusible Link Temperature | 350 deg F |
| Electrical Connection | Hardwired |
| For Nominal Duct Diameter | Not Applicable |
| Rough Opening Diameter | Not Applicable |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |