Centrifugal Downblast Roof Exhause Fan W/ Drive Pack, Direct Drive, 8-1/4 in Dia Wheel, 374 cfm
| 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 | 1/30 hp |
| Base Size - Roof Ventilators | 19 in x 19 in |
| CFM @ 0.000-In. SP | 253/314/374 |
| Speed Controllable | Variable Speed |
| Motor Voltage | 115 |
| Mounting Location | Roof |
| Dimension B | 19-3/8 in |
| Dimension D | 3 in |
| Dimension A | 19 in |
| CFM @ 0.375-In. SP | -/-/190 |
| RPM | 1050/1300/1550 |
| Drive Type | Direct Drive |
| CFM @ 0.500-In. SP | -/-/- |
| Item | Centrifugal Downblast Roof Exhaust Fan |
| CFM @ 0.250-In. SP | -/171/274 |
| Base Width | 19 in |
| Max. BHP | 0.01/0.02/0.03 hp |
| Phase | 1 |
| Recommended 12 In. Fixed Curb Item No. | 2RB75 |
| Agency Compliance | AMCA Sound & Air, CSA Certified Motor, UL/cUL 705 |
| Housing Material | Aluminum |
| CFM @ 0.750-In. SP | -/-/- |
| Speed Control | 48C172 |
| Wheel Type | Backward Inclined |
| Sones @ 0.125-In. SP @ 5 Ft. | 1.5/3.3/5.2 |
| Wheel Dia. | 8-1/4 in |
| Adj. 12 3/8"H Roof Curb Stock No. | 2ZV82 |
| Motor HP | 1/30 |
| Hz | 60 |
| Overall Height | 29-3/4 in |
| Drive Package Included | Yes |
| Base Square Size - Roof Ventilators | 19" x 19" |
| Max. Operating Amps | 0.68/0.77/1 |
| Sones @ 0.250-In. SP @ 5 Ft. | -/2.6/4.7 |
| Dimension C | 12-1/8 in |
| Overall Dia. | 19-3/8 in |
| Includes | NEMA 1 Junction Box |
| Recommended 8 In. Fixed Curb Item No. | 4HX38 |
| CFM @ 0.125-In. SP | 179/257/327 |
| Shaft Dia. Wheel End | 5/16 in |
| CFM @ 0.625-In. SP | -/-/- |
| Base Length | 19 in |
| Max. Inlet Temp. | 130 deg F |
| Base Height | 1-3/4 in |
| Assembled/Unassembled | Assembled |
| Adj. 6 3/8"H Roof Curb Stock No. | 4c453 |
| Wheel Material | Aluminum |
| Standards | AMCA Sound and Air, CSA, UL/cUL 705 |
| Overall Width | 19-3/8 in |
| Features | Features a Fully Rolled Windband Bead for Increased Stability and Easy Transport, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 and 4 Disconnects Available |
| Application | Industrial and Commercial Applications |
| Overall Length | 19-3/8 in |
| Propeller Shaft Diameter | 3/8 in |
| Mount Type | Roof Curb |
| Includes Drive Package | Yes |
| Motor Speed | 1,550 rpm |
| Maximum Static Pressure | 0.375 in wc |
| Includes Motor | Yes |
| Safety Features | Birdscreen, Windband |
| Airflow @ 0.000 in SP | 374 cfm |
| Assembly | Assembled |
| Wheel Diameter | 8-1/4 in |
| Compatible Curb Manufacturer Part Number | 2RB75, 2ZV82, 4C453, 4C670, 4HX38, 4HX46 |
| Housing Length | 19.4 in |
| Maximum Inlet Air Temperature | 130 deg F |
| Exhaust Airflow @ 0.125 in SP | 327 cfm |
| Motor Horsepower | 1/30 hp |
| Base Shape | Square |
| Frequency | 60 Hz |
| Base Diameter | Not Applicable |
| Compatible Speed Control | 48C172 |
| Spark Resistant Construction Type | A |
| Maximum Ambient Temperature | 130 deg F |
| Brake Horsepower | 0.01 HP |
| For High-Static Pressure Applications | No |
| Housing Width | 19.4 in |
| Overall Diameter | 19-3/8 in |
| Mounting Orientation | Vertical |
| Nameplate Voltage | 115V AC |
| Electrical Connection | Power Cord |
| Exhaust Airflow @ 0.375 in SP | 190 cfm |
| Sound Level | Fan RPM 1050: 2.7 sones @ 0.000 in SP and 5 ft, 1.5 sones @ 0.125 in SP and 5 ft, Fan RPM 1300: 4.1 sones @ 0.000 in SP and 5 ft, 3.3 sones @ 0.125 in SP and 5 ft, 2.6 sones @ 0.250 in SP and 5 ft, Fan RPM 1550: 5.6 sones @ 0.000 in SP and 5 ft, 5.2 sones @ 0.125 in SP and 5 ft, 4.7 sones @ 0.250 in SP and 5 ft, 4.1 sones @ 0.375 in SP and 5 ft |
| Cutout Length | 14-1/2 in |
| Exhaust Airflow @ 0.000 in SP | 374 cfm |
| Housing Material Fabrication | Spun |
| For Air Type | Clean Air |
| Cutout Size | 14-1/2 in L x 14-1/2 in W |
| Maximum Fan Speed | 1,550 rpm |
| Exhaust Airflow @ 0.250 in SP | 274 cfm |
| High-Efficiency Motor | No |
| Current | 1.3/0.92/0.68 A |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |