Supply Ventilator, 20 In, 208-230/460 V
| Item | Axial Downblast Roof Supply Fan |
|---|---|
| Propeller Dia. | 20 in |
| Voltage | 208-230/460 |
| Motor HP | 1.5 |
| RPM | 1750 |
| Overall Dia. | 42 in |
| Sones @ 0.250-In. SP @ 5 Ft. | 34 |
| Dimension D | 6-1/4 in |
| Shaft Dia. Propeller End | 5/8 in |
| Housing Material | Aluminum |
| Recommended 8 In. Fixed Curb Item No. | 4HX42 |
| Max. Operating Amps | 5.1-4.6/2.3 |
| Hz | 60 |
| Base Height | 1 3/4 in |
| CFM @ 0.500-In. SP | 4,408 |
| Standards | AMCA Sound and Air, UL/cUL 705 |
| Includes | NEMA 1 Junction Box |
| Dimension B | 42 in |
| Base Top to Shroud | 6 1/4 in |
| Base Width | 34 in |
| CFM @ 0.750-In. SP | 3,830 |
| CFM @ 0.000-In. SP | 5,355 |
| Adj. 12 3/8"H Roof Curb Stock No. | 2ZV84 |
| Dimension C | 17-1/2 in |
| Sones @ 0.125-In. SP @ 5 Ft. | 32 |
| Max. Inlet Temp. | 120 Degrees F |
| Propeller Material | Aluminum |
| Recommended Damper Stock No. | 4HX68 |
| CFM @ 0.125-In. SP | 5,137 |
| Max. BHP | 1.1244 |
| Speed Controllable | No |
| CFM @ 0.375-In. SP | 4,648 |
| CFM @ 0.875-In. SP | 3,575 |
| Base Length | 34 in |
| Recommended 12 In. Fixed Curb Item No. | 2RB80 |
| Adj. 6 3/8"H Roof Curb Stock No. | 4c455 |
| Phase | 3 |
| CFM @ 0.250-In. SP | 4,886 |
| Mounting Location | Roof |
| Recommended Damper Size | 27 in x 27 in |
| CFM @ 1.000-In. SP | 3,272 |
| Requires | Roof Curb for New Installation |
| Dimension A | 34 in |
| Overall Height | 19-1/4 in |
| CFM @ 0.625-In. SP | 4,073 |
| Features | Fully Rolled Baffle Bead for Stability and Ease of Transport With Spun Aluminum Hood Construction, Galvanized Steel Venturi, Inlet and Supports, NEMA 1 Junction Box Located in Motor Enclosure |
| Overall Length | 42 in |
| Overall Width | 42 in |
| Drive Type | Direct Drive |
| Includes Motor | Yes |
| For Air Type | Clean Air |
| Nameplate Voltage | 208/230/460V AC |
| Supply Airflow @ 0.000 in SP | 5,355 cfm |
| Motor Enclosure | Totally Enclosed Air Over |
| Housing Width | 42 in |
| Housing Length | 42 in |
| Brake Horsepower | 1.14 HP |
| Compatible Curb Manufacturer Part Number | 2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50 |
| Electrical Connection | Power Cord |
| Current | 5.1-4.6/2.3 A |
| Sound Level | 29.0 sones @ 0.000 in SP and 5 ft, 32.0 sones @ 0.125 in SP and 5 ft, 32.0 sones @ 0.875 in SP and 5 ft, 33.0 sones @ 0.625 in SP and 5 ft, 33.0 sones @ 0.750 in SP and 5 ft, 33.0 sones @ 1.000 in SP and 5 ft, 34.0 sones @ 0.250 in SP and 5 ft, 34.0 sones @ 0.375 in SP and 5 ft, 34.0 sones @ 0.500 in SP and 5 ft, 34.0 sones @ 1.250 in SP |
| Includes Drive Package | Yes |
| Blade Diameter | 20 in |
| Propeller Shaft Diameter | 5/8 in |
| Motor Horsepower | 1.5 HP |
| Maximum Fan Speed | 1,750 rpm |
| Supply Airflow @ 0.500 in SP | 4,408 cfm |
| Supply Airflow @ 0.375 in SP | 4,886 cfm |
| Mount Type | Roof Curb |
| Exhaust Airflow @ 0.250 in SP | 4,886 cfm |
| Base Diameter | Not Applicable |
| Number of Speeds | 1 |
| Supply Airflow @ 0.250 in SP | 4,886 cfm |
| Cutout Size | 29-1/2 in L x 29-1/2 in W |
| Exhaust Airflow @ 0.500 in SP | 4,408 cfm |
| Maximum Inlet Air Temperature | 120 Degrees F |
| For High-Static Pressure Applications | No |
| Safety Features | Birdscreen |
| Assembly | Assembled |
| Supply Airflow @ 0.125 in SP | 5,137 cfm |
| Cutout Length | 29-1/2 in |
| Exhaust Airflow @ 0.125 in SP | 5,137 cfm |
| Airflow @ 0.000 in SP | 5,355 cfm |
| Exhaust Airflow @ 0.375 in SP | 4,648 cfm |
| Number of Blades | 4 |
| Exhaust Airflow @ 0.000 in SP | 5,355 cfm |
| High-Efficiency Motor | No |
| Damper Size | 27 in x 27 in |
| Blade Material | Aluminum |
| Overall Diameter | 42 in |
| Housing Material Fabrication | Spun |
| Base Shape | Square |
| Maximum Static Pressure | 1.25 in wc |
| Frequency | 60 Hz |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |