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| Item | Downblast Ventilator |
|---|---|
| Amps | 2.3-2.4/1.2A |
| Application | Industrial And Commercial Applications |
| Assembled/unassembled | Unassembled |
| Assembly | Unassembled |
| Base Dia. | Not Applicable |
| Base Height | 1 3/4" |
| Base Length | 30" |
| Base Shape | Square |
| Base Size | 30" x 30" |
| Base Width | 30" |
| Bearing Type | Regreasable Pillow Block |
| Brake Hp | 27/50 bhp |
| Compatible Curb Grainger Part No. | 2RB79, 2ZV83, 3C437, 4C454, 4HX40, 4HX41, 4HX49 |
| Compatible Damper Grainger Part Number | 4HX67 |
| Damper Size | 23" x 23" |
| Dimension A | 30" |
| Dimension B | 35 1/2" |
| Dimension C | 34 3/8" |
| Dimension D | 5 1/2" |
| Drive Package Included | Yes |
| Drive Package With Motor Included | Yes |
| Drive Type | Belt Drive |
| Duty Rating | Hazardous Location |
| Electrical Connection | Power Cord |
| Exhaust Airflow @ 0.000 In Sp | 3655 CFM |
| Exhaust Airflow @ 0.125 In Sp | 3527 CFM |
| Exhaust Airflow @ 0.250 In Sp | 3388 CFM |
| Exhaust Airflow @ 0.375 In Sp | 3234 CFM |
| Exhaust Airflow @ 0.500 In Sp | 3052 CFM |
| Features | Nonoverloading Centrifugal Wheel Design |
| For Air Type | Flammable Vapor |
| For High-static Pressure Applications | No |
| Frequency | 60 Hz |
| Hazardous Location Specification | Class I Group C, Class I Group D, Class Ii Group E, Class Ii Group F, Class Ii Group G |
| High-efficiency Motor | No |
| Housing Length | 35 1/2" |
| Housing Material | Aluminum |
| Housing Material Fabrication | Spun |
|---|---|
| Housing Width | 35 1/2" |
| Includes | Hazardous Location Motor |
| Includes Drive Package | Yes |
| Includes Drive Package With Motor | Yes |
| Includes Motor | Yes |
| Max. Bhp | 0.54 bhp |
| Max. Inlet Temp. | 180°F |
| Maximum Fan Speed | 940 RPM |
| Maximum Static Pressure | 0.875 in. wc |
| Motor Enclosure | Totally Enclosed Fan Cooled |
| Motor Hp | 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. | 35 1/2" |
| Overall Height | 36 1/8" |
| Overall Length | 35 1/2" |
| Overall Width | 35 1/2" |
| Phase | 3 |
| Propeller Shaft Dia. | 3/4" |
| Resistance Properties | Weather Resistant |
| Safety Features | Birdscreen |
| Shaft Dia. Sheave End | 3/4" |
| Shaft Dia. Wheel End | 3/4" |
| Sones @ 0.125-in. Sp @ 5 Ft. | 12.8 sones |
| Sones @ 0.250-in. Sp @ 5 Ft. | 12 sones |
| Sones @ 0.500-in. Sp @ 5 Ft. | 11.1 sones |
| Sound Level | 10.3 Sones @ 0.750 in Sp And 5 Ft, 10.6 Sones @ 0.625 in Sp And 5 Ft, 11.1 Sones @ 0.500 in Sp And 5 Ft, 11.4 Sones @ 0.375 in Sp And 5 Ft, 12.0 Sones @ 0.250 in Sp And 5 Ft, 12.7 Sones @ 0.000 in Sp And 5 Ft, 12.8 Sones @ 0.125 in Sp And 5 Ft, 9.8 Sones @ 0.875 in Sp And 5 Ft |
| Speed Control | No |
| Wheel Dia. | 18 1/2" |
| Wheel Material | Aluminum |
| Wheel Type | Backward Inclined |
| Standards | AMCA SOUND AND AIR, UL |
| Height (cm) | 91.76 |
|---|---|
| Length (cm) | 90.17 |
| Width (cm) | 90.17 |
| HS Code | 8414596060 |
|---|---|
| Country Of Origin | US |
| Weight (kg) | 61.335 |
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