| Property | Value |
|---|---|
| Item - Roof Ventilators | Downblast Ventilator |
| Drive Package With Motor Included | Yes |
| Duty Rating - Roof Ventilators | Standard |
| Drive Type - Roof Ventilators | Belt Drive |
| Mounting Location - Roof Ventilators | Roof |
| Number of Speeds | 1 |
| Voltage - Roof Ventilators | 208V AC/230V AC/460V AC |
| Motor HP - Roof Ventilators | 1 1/2 hp |
| Base Size - Roof Ventilators | 34 in x 34 in |
| CFM @ 0.000-In. SP | 6801 |
| CFM @ 0.250-In. SP | 6501 |
| Drive Package Included | Yes |
| Base Length | 34 in |
| Includes | Drive Package, NEMA 1 Junction Box |
| Wheel Material | Aluminum |
| Dimension C | 38 3/8 in |
| Base Height | 1 3/4 in |
| Mounting Location | Roof |
| Motor Voltage | 208/230/460 |
| Overall Height | 40 1/8 in |
| Max. BHP | 1.50 |
| Agency Compliance | AMCA Sound u0026 Air, UL/cUL 705 |
| CFM @ 0.875-In. SP | 5435 |
| Shaft Dia. Wheel End | 1 in |
| Base Width | 34 in |
| Motor HP | 1-1/2 |
| Item | Centrifugal Downblast Roof Exhaust Fan |
| Dimension A | 34 in |
| CFM @ 0.500-In. SP | 6142 |
| Sones @ 0.250-In. SP @ 5 Ft. | 18.8 |
| Drive Type | Belt Drive |
| Overall Dia. | 42 3/4 in |
| Dimension B | 42 3/4 in |
| Adj. 12 3/8 | 4C455 |
| Max. Inlet Temp. | 180 Degrees |
| Housing Material | Aluminum |
| Adj. 6 3/8 | 3C438 |
| Phase | 3 |
| CFM @ 0.375-In. SP | 6323 |
| CFM @ 1.000-In. SP | 5122 |
| RPM | 895 |
| Base Square Size - Roof Ventilators | 34 |
| Max. Operating Amps | 4.8-4.8/2.4 |
| CFM @ 1.250-In. SP | 4401 |
| Dimension D | 5 3/4 in |
| Recommended 8 In. Fixed Curb Item No. | 4HX42 |
| Wheel Type | Backward Inclined |
| Hz | 60 |
| CFM @ 0.125-In. SP | 6651 |
| Wheel Dia. | 24 1/2 in |
| Speed Controllable | No |
| Assembled/Unassembled | Unassembled |
| Sones @ 0.500-In. SP @ 5 Ft. | 18.2 |
| Sones @ 0.125-In. SP @ 5 Ft. | 19.1 |
| Recommended 12 In. Fixed Curb Item No. | 4HX50 |
| CFM @ 0.625-In. SP | 5960 |
| CFM @ 0.750-In. SP | 5723 |
| Standards | AMCA Sound and Air, NEMA, UL/cUL 705 |
| Bearing Type | Regreasable Pillow Block |
| Exhaust Airflow @ 0.375 in SP | 6,323 cfm |
| Damper Size | 27 x 27 in |
| Nominal Voltage | 208-230/460V AC |
| Housing Length | 42.8 in |
| Airflow @ 0.000 in SP - Range | 5,000 to 7,999 cfm |
| Housing Width | 42.8 in |
| Base Dimension | 34 in Square |
| Brake Horsepower | 1 1/2 hp |
| Application | Industrial and Commercial Applications |
| Resistance Properties | Weather Resistant |
| Electrical Connection | Power Cord |
| Includes Drive Package | Yes |
| Airflow @ 0.000 in SP | 6,801 cfm |
| Exhaust Airflow @ 0.250 in SP | 6,501 cfm |
| Wheel Diameter | 24 1/2 in |
| Maximum Static Pressure | 1 1/4 in wc |
| Includes Motor | Yes |
| Nameplate Voltage | 208-230/460V AC |
| Motor Enclosure | Open Dripproof |
| Maximum Inlet Air Temperature | 180 Degrees F |
| Exhaust Airflow @ 0.500 in SP | 6,142 cfm |
| Exhaust Airflow @ 0.500 in SP - Range | 5,000 to 10,000 cfm |
| Motor Efficiency | Standard-Efficiency Motors |
| Safety Features | Birdscreen, Windband |
| Exhaust Airflow @ 0.000 in SP | 6,801 cfm |
| Propeller Shaft Diameter | 1 in |
| Current | 4.8 to 4.8/2.4 A |
| Exhaust Airflow @ 0.000 in SP - Range | 5,000 to 10,000 cfm |
| Maximum Fan Speed | 895 RPM |
| Base Shape | Square |
| Overall Diameter | 42 3/4 in |
| Motor Enclosure Design | Open Dripproof (ODP) |
| For Air Type | Clean Air |
| Motor Speed | 1,725 RPM |
| Mount Type | Roof Curb |
| High-Efficiency Motor | No |
| Compatible Curb Manufacturer Part Number | 2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50 |
| Motor Location | Out of Airstream |
| Housing Material Fabrication | Spun |
| Exhaust Airflow @ 0.125 in SP | 6,651 cfm |
| Assembly | Unassembled |
| Material | Aluminum Blade with Aluminum Housing |
| Overall Width | 42 3/4 in |
| Overall Length | 42 3/4 in |
| Features | Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nonoverloading Centrifugal Wheel Design |
| Base Diameter | Not Applicable |
| For High-Static Pressure Applications | No |
| Motor Horsepower | 1 1/2 hp |
| Sound Level | 15.5 sones @ 1.250 in SP and 5 ft, 16.9 sones @ 1.000 in SP and 5 ft, 17.3 sones @ 0.875 in SP and 5 ft, 17.6 sones @ 0.750 in SP and 5 ft, 18.0 sones @ 0.625 in SP and 5 ft, 18.2 sones @ 0.500 in SP and 5 ft, 18.5 sones @ 0.375 in SP and 5 ft, 18.8 sones @ 0.250 in SP and 5 ft, 19.1 sones @ 0.125 in SP and 5 ft, 19.4 sones @ 0.000 in SP and 5 ft |
| Frequency | 60 Hz |
| Country of Origin (subject to change) | Multiple |
| Package Quantity | 1 |
Downblast Vent, Belt Drive, 24-1/2 In, Dayton, Mfr#: 7AU78
$2462,99
Free shipping will be applied on orders over $50
Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 24 1/2 in, Base Diameter Not Applicable, Base Length 34 in, Base Width 34 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 1 1/2 hp, Exhaust Airflow @ 0.000 in SP 6,801 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, For Air Type Clean Air, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof
9999 in stock
Must order in multiples of 1
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$2462.99
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