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| Item | Downblast Ventilator |
|---|---|
| Application | Industrial And Commercial Applications |
| Assembled/unassembled | Unassembled |
| Assembly | Unassembled |
| Base Dia. | Not Applicable |
| Base Height | 1 3/4" |
| Base Length | 64" |
| Base Shape | Square |
| Base Size | 64" x 64" |
| Base Width | 64" |
| Bearing Type | Regreasable Pillow Block |
| Brake Horsepower | 1 27/50 bhp |
| Brake Hp | 1 27/50 hp |
| Cfm @ 0.000-in. Sp | 19743 CFM |
| Cfm @ 0.125-in. Sp | 17749 CFM |
| Compatible Curb Grainger Part No. | 1VN43, 2RB83, 2ZV87, 4YY76, 4YY77 |
| Compatible Damper Grainger Part Number | 4HX71 |
| Current | 4.8/2.4A |
| Damper Size | 50" x 50" |
| Dimension A | 64" |
| Dimension B | 83" |
| Dimension C | 50 3/4" |
| Dimension D | 14 1/2" |
| Drive Package Included | Yes |
| Drive Package With Motor Included | Yes |
| Duty Rating | Standard |
| Electrical Connection | Power Cord |
| Exhaust Airflow @ 0.000 In Sp | 19743 CFM |
| Exhaust Airflow @ 0.125 In Sp | 17749 CFM |
| Exhaust Airflow @ 0.250 In Sp | 15481 CFM |
| Exhaust Airflow @ 0.375 In Sp | 12983 CFM |
| Features | Fully Rolled Windband Bead For Increased Stability And Easy Transport, Nema 1 Junction Box Located In Motor Enclosure |
| For Air Type | Clean Air |
| For High-static Pressure Applications | No |
| Frequency | 60 Hz |
| High-efficiency Motor | No |
| Housing Length | 83" |
| Housing Material | Aluminum |
|---|---|
| Housing Material Fabrication | Spun |
| Housing Width | 83" |
| Includes Drive Package | Yes |
| Includes Drive Package With Motor | Yes |
| Includes Motor | Yes |
| Max. Bhp | 1.54 bhp |
| Max. Inlet Temp. | 180°F |
| Maximum Fan Speed | 245 RPM |
| Maximum Static Pressure | 0.375 in. wc |
| Motor Enclosure | Open Dripproof |
| Motor Hp | 1 1/2 hp |
| Motor Location | Out Of Airstream |
| Motor Speed | 1725 RPM |
| Motor Voltage | 208-230/460V |
| Mount Type | Roof Curb |
| Mounting Location | Roof |
| Nameplate Voltage | 208-230/460V AC |
| Number Of Speeds | 1 |
| Overall Dia. | 83" |
| Overall Height | 52 1/2" |
| Overall Length | 83" |
| Overall Width | 83" |
| Phase | 3 |
| Propeller Shaft Dia. | 1 1/4" |
| Resistance Properties | Weather Resistant |
| Safety Features | Birdscreen, Windband |
| Shaft Dia. Sheave End | 1 1/4" |
| Shaft Dia. Wheel End | 1 1/4" |
| Sones @ 0.125-in. Sp @ 5 Ft. | 11.6 sones |
| Sones @ 0.250-in. Sp @ 5 Ft. | 11 sones |
| Sound Level | 10.7 Sones @ 0.375 in Sp And 5 Ft, 11.0 Sones @ 0.250 in Sp And 5 Ft, 11.6 Sones @ 0.125 in Sp And 5 Ft, 12.2 Sones @ 0.000 in Sp And 5 Ft |
| Speed Control | No |
| Wheel Dia. | 50" |
| Wheel Material | Aluminum |
| Wheel Type | Backward Inclined |
| Standards | AMCA SOUND AND AIR, UL/CUL 705 |
| Height (cm) | 2.54 |
|---|---|
| Length (cm) | 2.54 |
| Width (cm) | 2.54 |
| HS Code | 8414599080 |
|---|---|
| Country Of Origin | US |
| Weight (kg) | 364.9194 |
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