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| Item | Downblast Ventilator |
|---|---|
| Application | Industrial And Commercial Applications |
| Assembled/unassembled | Assembled |
| Assembly | Assembled |
| Base Dia. | Not Applicable |
| Base Height | 1 3/4" |
| Base Length | 22" |
| Base Shape | Square |
| Base Size | 22" x 22" |
| Base Width | 22" |
| Brake Horsepower | 3/50 bhp |
| Brake Hp | 3/50 hp |
| Cfm @ 0.000-in. Sp | 1043/1383/2093 CFM |
| Cfm @ 0.125-in. Sp | 932/1300/2038 CFM |
| Cfm @ 0.750-in. Sp | 1743 CFM |
| Cfm @ 0.875-in. Sp | 1673 CFM |
| Cfm @ 1.250-in. Sp | 1426 CFM |
| Cfm @ 1.500-in. Sp | 1180 sones |
| Compatible Curb Grainger Part No. | 2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47 |
| Compatible Damper Grainger Part Number | 4HX65 |
| Compatible Speed Control | 43Y140 |
| Current | 6.7A |
| Cutout Length | 17 1/2" |
| Damper Size | 15" x 15" |
| Dimension A | 22" |
| Dimension B | 24 3/8" |
| Dimension C | 23 3/4" |
| Dimension D | 4 3/8" |
| Drive Package Included | Yes |
| Drive Package With Motor Included | Yes |
| Drive Type | Direct Drive |
| Duty Rating | Standard |
| Electrical Connection | Power Cord |
| Exhaust Airflow @ 0.000 In Sp | 1383 CFM |
| Exhaust Airflow @ 0.125 In Sp | 2038 CFM |
| Exhaust Airflow @ 0.250 In Sp | 1984 CFM |
| Exhaust Airflow @ 0.375 In Sp | 1928 CFM |
| Exhaust Airflow @ 0.500 In Sp | 1871 CFM |
| 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, High-Efficiency Brushless Dc Motor, Motor Features Potentiometer Dial For Speed Adjustment, Nema 1 Junction Box Located In Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 And 4 Disconnects Available |
| For Air Type | Clean Air |
| For High-static Pressure Applications | No |
| Frequency | 60 Hz |
|---|---|
| High-efficiency Motor | Yes |
| Housing Length | 24 2/5" |
| Housing Material | Aluminum |
| Housing Material Fabrication | Spun |
| Housing Width | 24 2/5" |
| Includes Drive Package | Yes |
| Includes Drive Package With Motor | Yes |
| Includes Motor | Yes |
| Max. Bhp | 0.06 bhp, 0.14 bhp, 0.5 bhp |
| Max. Inlet Temp. | 130°F |
| Max. Operating Amps | 6.2A |
| Maximum Ambient Temperature | 130°F |
| Maximum Fan Speed | 1725 RPM |
| Maximum Static Pressure | 1.5 in. wc |
| Motor Hp | 1/2 hp |
| Motor Type | Electronically Commutated |
| Mount Type | Roof Curb |
| Mounting Location | Roof |
| Mounting Orientation | Vertical |
| Nameplate Voltage | 115V AC |
| Number Of Speeds | Variable |
| Overall Dia. | 24 3/8" |
| Overall Height | 25 1/2" |
| Overall Length | 24 3/8" |
| Overall Width | 24 3/8" |
| Phase | 1 |
| Promotion Restriction | Not Eligible For Promotion |
| Propeller Shaft Dia. | 1/2" |
| Safety Features | Birdscreen, Windband |
| Shaft Dia. Sheave End | 1/2" |
| Shaft Dia. Wheel End | 1/2" |
| Sones @ 0.125-in. Sp @ 5 Ft. | 5.5 sones, 8.4 sones, 17.2 sones |
| Spark Resistant Construction Type | A |
| Speed Control | Variable Speed |
| Wheel Dia. | 13" |
| Wheel Diameter | 13 1/4" |
| Wheel Material | Aluminum |
| Wheel Type | Backward Inclined |
| Standards | AMCA SOUND AND AIR, UL/CUL 705 |
| Height (cm) | 68.58 |
|---|---|
| Length (cm) | 78.74 |
| Width (cm) | 78.74 |
| HS Code | 8414596060 |
|---|---|
| Country Of Origin | US |
| Weight (kg) | 18.9 |
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