Downblast Vent, Direct Drive, 8-1/4 In, Dimension D: 4 in
| Item - Roof Ventilators | Downblast Ventilator |
|---|---|
| Drive Package With Motor Included | Yes |
| Duty Rating - Roof Ventilators | Standard |
| Drive Type - Roof Ventilators | Direct Drive |
| Mounting Location - Roof Ventilators | Roof |
| Number of Speeds | 3 |
| Voltage - Roof Ventilators | 115V AC |
| Motor HP - Roof Ventilators | 1/20 hp |
| Base Size - Roof Ventilators | 17 in x 17 in |
| CFM @ 0.000-In. SP | 335/415/495 |
| Sones @ 0.250-In. SP @ 5 Ft. | 4.2/5.5/7.2 |
| Phase | 1 |
| Max. Operating Amps | 1.25/1.57/1.89 |
| Hz | 60 |
| Speed Control | 48C172 |
| Max. Inlet Temp. | 130 deg F |
| Base Height | 1-3/4 in |
| Item | Centrifugal Downblast Roof Exhaust Fan |
| Motor HP | 1/20 |
| Recommended 12 In. Fixed Curb Item No. | 5EFJ2 |
| Includes | NEMA 1 Junction Box |
| Housing Material | Aluminum |
| Overall Dia. | 21-3/4 in |
| Drive Package Included | Yes |
| Wheel Material | Aluminum |
| CFM @ 0.750-In. SP | -/-/- |
| CFM @ 0.250-In. SP | 134/272/379 |
| Wheel Dia. | 8-1/4 in |
| Dimension D | 4 in |
| Agency Compliance | AMCA Sound & Air, CSA Certified Motor, UL/cUL 705 |
| Drive Type | Direct Drive |
| Dimension A | 17 in |
| Max. BHP | 2.06 hp |
| Speed Controllable | Variable Speed |
| Base Width | 17 in |
| Adj. 12 3/8"H Roof Curb Stock No. | 2ZV82 |
| Dimension B | 21-3/4 in |
| Shaft Dia. Wheel End | 1/2 in |
| Mounting Location | Roof |
| CFM @ 0.500-In. SP | -/-/237 |
| RPM | 1050/1300/1550 |
| Overall Height | 16-3/4 in |
| Wheel Type | Backward Inclined |
| CFM @ 0.375-In. SP | -/174/314 |
| CFM @ 0.625-In. SP | -/-/- |
| Sones @ 0.125-In. SP @ 5 Ft. | 3.6/5.4/7.3 |
| Assembled/Unassembled | Assembled |
| Dimension C | 14-5/8 in |
| Motor Voltage | 115 |
| Base Length | 17 in |
| CFM @ 0.125-In. SP | 249/348/439 |
| Base Square Size - Roof Ventilators | 17" x 17" |
| Standards | AMCA Sound and Air, CSA, UL/cUL 705 |
| Motor Type | Shaded Pole |
| Features | Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, NEMA 1 Junction Box Located in Motor Enclosure, Optional NEMA 1 and 4 Disconnects Available |
| Application | Industrial and Commercial Applications |
| Overall Length | 21-3/4 in |
| Overall Width | 21-3/4 in |
| Exhaust Airflow @ 0.000 in SP | 495 cfm |
| Propeller Shaft Diameter | 1/2 in |
| Wheel Diameter | 8 in |
| Nameplate Voltage | 115V AC |
| Sound Level | Fan RPM 1050: 3.8 sones @ 0.000 in SP and 5 ft, 3.6 sones @ 0.125 in SP and 5 ft, 4.2 sones @ 0.250 in SP and 5 ft, Fan RPM 1300: 5.4 sones @ 0.000 in SP and 5 ft, 5.4 sones @ 0.125" SP, 5.5 sones @ 0.250 in SP and 5 ft, 5.9 sones @ 0.375" SP, Fan RPM 1550: 7.3 sones @ 0.000 in SP and 5 ft, 7.3 sones @ 0.125 in SP and 5 ft, 7.2 sones @ 0.250 in SP and 5 ft, 7.3 sones 0.375 in SP and 5 ft, 7.6 sones @ 0.500 in SP and 5 ft |
| Assembly | Assembled |
| Exhaust Airflow @ 0.250 in SP | 379 cfm |
| Spark Resistant Construction Type | A |
| High-Efficiency Motor | No |
| Maximum Inlet Air Temperature | 130 deg F |
| Motor Horsepower | 1/20 hp |
| Brake Horsepower | 1/50 hp |
| Compatible Curb Manufacturer Part Number | 2ZV82, 5EFJ2 |
| Maximum Fan Speed | 1,550 rpm |
| Damper Size | 9-1/2 in x 9-1/2 in |
| Includes Drive Package | Yes |
| Overall Diameter | 21-3/4 in |
| Current | 2.0/1.6/1.3 A |
| Airflow @ 0.000 in SP | 495 cfm |
| Mount Type | Roof Curb |
| Housing Length | 21.8 in |
| Power Source | Electric Corded |
| Maximum Static Pressure | 0.5 in wc |
| Base Diameter | Not Applicable |
| Exhaust Airflow @ 0.500 in SP | 237 cfm |
| Housing Material Fabrication | Spun |
| Cutout Length | 12 in |
| Motor Speed | 1,550 rpm |
| For High-Static Pressure Applications | No |
| Exhaust Airflow @ 0.375 in SP | 314 cfm |
| Includes Motor | Yes |
| Cutout Size | 12 in L x 12 in W |
| Frequency | 60 Hz |
| Electrical Connection | Power Cord |
| Exhaust Airflow @ 0.125 in SP | 439 cfm |
| Compatible Speed Control | 48C172 |
| For Air Type | Clean Air |
| Maximum Ambient Temperature | 130 deg F |
| Safety Features | Birdscreen, Windband |
| Housing Width | 21.8 in |
| Base Shape | Square |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |