| Property | Value |
|---|---|
| Item | 33 |
| For Fan Dia. | 30 in |
| Voltage | 100 to 240 |
| Overall Square | 33 in |
| Sq. Opening Required | 31 in |
| Free Area | 5.7 sq ft |
| Frame Less Flange | 30 sq in |
| Motor Bracket Extension | 10 1/4 in |
| Hz | 50/60 |
| For Use With | Intake or Exhaust Applications |
| Mounting Position | Horizontal; Vertical |
| Flange Width | 1 1/2 in |
| Number of Panels | 1 |
| Material | Galvanized Steel |
| Operation | Power Open, Spring Return |
| Features | 14 Gauge Frame and 16 Gauge Blades, 1 Phase, 9/32 in x 1/2 in Mounting Hole |
| Overall Height | 33 in |
| Overall Length | 13 1/4 in |
| Standards | NEC; OSHA |
| Overall Width | 33 in |
| Phase | 1 |
| Jamb Seal Material | Stainless Steel |
| Maximum Pressure | 4 in wg |
| Frame Material | Steel |
| Damper Application | Motorized |
| Full Load Current | 3 A |
| Series | GMD-SP |
| Airflow Direction | Horizontal; Vertical |
| Rough Opening Width | 31 in |
| For Duct Shape | Square |
| Counterbalanced | No |
| Blade Material Thickness | 16 ga |
| Closure Pressure Rating | 4 in wc |
| Nameplate Voltage | 100/240V AC |
| Pressure Drop @ 1000 fpm (AMCA 5.2) | 0.17 in wg |
| Overall Diameter | 33 in |
| Blade Type | Flat Blade |
| Maximum Air Velocity | 3500 fpm |
| Rough Opening Diameter | 31 in |
| Flange Type | Reversed Flange |
| Bushing Material | Brass |
| For Nominal Duct Diameter | Not Applicable |
| Blade Seal Material | Not Applicable |
| ACMA Leakage Class | Not Applicable |
| Frame Material Thickness | 14 ga |
| Frequency | 50/60 Hz |
| Blade Orientation | Parallel Blades |
| Maximum Temperature Rating | 122 Degrees F |
| Damper Type | Dynamic |
| Closure Velocity Rating | 3,500 fpm |
| Fusible Link Temperature | Not Applicable |
| Axle Material | Plated Steel |
| Switch Action | Normally Open |
| Maximum Air Pressure | 4 in wg |
| Damper Finish | Plain |
| Includes Motor | Yes |
| Blade Material | Galvanized Steel |
| Rough Opening Shape | Square |
| Rough Opening Length | 31 in |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |
Mtrzd Damper, For Fan Dia. 30", 100-240V, Dayton, Mfr#: 3C728
$431,99
Free shipping will be applied on orders over $50
33 In.H-W 13.3 In.L Squ Stl Mtrzd Cntrl Dampr, For Nominal Duct Diameter Not Applicable, Damper Application Motorized, Number of Panels 1, Overall Height 33 in, Overall Length 13 1/4 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 33 in, Frame Material Thickness 14 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter 33 in, Rough Opening Length 31 in, Rough Opening Width 31 in, Damper Type Dynamic, Maximum Air Velocity 3500 fpm
9999 in stock
Must order in multiples of 1
Subtotal:
$431.99
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