Mtrzd Damper, For Fan Dia. 20", 100-240V
| Item | 23"H-W 12"L Squ Stl Mtrzd Cntrl Dampr |
|---|---|
| For Fan Dia. | 20 in |
| Voltage | 100 to 240 V |
| Overall Square | 23 in |
| Sq. Opening Required | 21 in |
| Free Area | 2.1 sq ft |
| Frame Less Flange | 20 sq in |
| Motor Bracket Extension | 6 7/8 in |
| Hz | 50/60 |
| Features | 14 Gauge Frame and 16 Gauge Blades |
| Number of Panels | 1 |
| Flange Width | 1 1/2 in |
| For Use With | Intake or Exhaust Applications |
| Mounting Position | Horizontal, Vertical |
| Operation | Power Open, Spring Return |
| Material | Galvanized Steel |
| Standards | NEC; OSHA |
| Overall Width | 23 in |
| Overall Length | 12 in |
| Overall Height | 23 in |
| Jamb Seal Material | Stainless Steel |
| Phase | 1 |
| Overall Diameter | 23 in |
| Blade Orientation | Parallel Blades |
| Fusible Link Temperature | Not Applicable |
| Nameplate Voltage | 100/240V AC |
| Rough Opening Shape | Square |
| For Nominal Duct Diameter | Not Applicable |
| Damper Finish | Plain |
| Frame Material Thickness | 14 ga |
| Maximum Air Velocity | 3500 fpm |
| Bushing Material | Brass |
| Pressure Drop @ 1000 fpm (AMCA 5.2) | 0.13 in wg |
| Maximum Air Pressure | 4 in wg |
| Frequency | 50/60 Hz |
| Blade Material | Galvanized Steel |
| For Duct Shape | Square |
| Series | GMD-SP |
| Closure Pressure Rating | 4 in wc |
| Switch Action | Normally Open |
| Blade Type | Flat Blade |
| ACMA Leakage Class | Not Applicable |
| Counterbalanced | No |
| Damper Type | Dynamic |
| Frame Material | Steel |
| Airflow Direction | Horizontal, Vertical |
| Includes Motor | Yes |
| Full Load Current | 3 A |
| Maximum Temperature Rating | 122 Degrees F |
| Rough Opening Width | 21 in |
| Damper Application | Motorized |
| Closure Velocity Rating | 3,500 fpm |
| Rough Opening Diameter | 21 in |
| Blade Material Thickness | 16 ga |
| Axle Material | Plated Steel |
| Rough Opening Length | 21 in |
| Blade Seal Material | Not Applicable |
| Flange Type | Reversed Flange |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |