Downblast Vent, Direct Drive, 13-3/4 In
| 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 | Variable |
| Voltage - Roof Ventilators | 208V AC/230V AC |
| Motor HP - Roof Ventilators | 0.75 HP |
| Base Size - Roof Ventilators | 19 in x 19 in |
| CFM @ 0.000-In. SP | 1221/1618/2448 |
| Wheel Dia. | 13-3/4 in |
| CFM @ 1.250-In. SP | -/-/1746 |
| Max. BHP | 0.6 hp |
| CFM @ 0.125-In. SP | 1106/1535/2393 |
| Adj. 12 3/8"H Roof Curb Stock No. | 2ZV82 |
| RPM | 860/1140/1725 |
| Base Height | 1-3/4 in |
| Recommended 12 In. Fixed Curb Item No. | 2RB75 |
| CFM @ 0.375-In. SP | 727/1340/2281 |
| Item | Centrifugal Downblast Roof Exhaust Fan |
| Wheel Type | Backward Inclined |
| Sones @ 0.250-In. SP @ 5 Ft. | 6.3/9.6/16.7 |
| Sones @ 0.500-In. SP @ 5 Ft. | -/-/9.1 |
| Dimension C | 23-3/4 in |
| Overall Height | 27-1/8 in |
| Drive Type | Direct Drive |
| Hz | 60 |
| Speed Control | Variable with 43Y140 |
| Dimension B | 28-3/8 in |
| Overall Dia. | 28-3/8 in |
| Shaft Dia. Wheel End | 5/8 in |
| CFM @ 1.500-In. SP | -/-/1471 |
| CFM @ 0.500-In. SP | -/1211/2220 |
| CFM @ 0.875-In. SP | -/-/- |
| Speed Controllable | Variable Speed |
| Base Length | 19 in |
| Phase | 1 |
| Drive Package Included | Yes |
| Sones @ 0.125-In. SP @ 5 Ft. | -/4.4/9.5 |
| Housing Material | Aluminum |
| Motor Voltage | 208/230 |
| Dimension A | 19 in |
| Motor Type | Electronically Commutated |
| Base Width | 19 in |
| CFM @ 1.000-In. SP | -/-/1935 |
| CFM @ 0.250-In. SP | 962/1444/2338 |
| Mounting Location | Roof |
| Motor HP | 3/4 |
| CFM @ 0.750-In. SP | -/-/2089 |
| Adj. 6 3/8"H Roof Curb Stock No. | 4c453 |
| Wheel Material | Aluminum |
| Dimension D | 4 in |
| CFM @ 0.625-In. SP | -/1031/2159 |
| Assembled/Unassembled | Assembled |
| Max. Inlet Temp. | 130 deg F |
| Base Square Size - Roof Ventilators | 19" x 19" |
| Recommended 8 In. Fixed Curb Item No. | 4HX38 |
| Standards | AMCA Sound and Air, UL/cUL 705 |
| Includes | NEMA 1 Junction Box |
| Overall Length | 28-3/8 in |
| Application | Industrial and Commercial Applications |
| Overall Width | 28-3/8 in |
| Features | Energy Saving Units Feature Ec Motors Which Allow up to 80% Useable Turndown, Fresh Outside Air is Drawn In Under The Motor Cover to Maximize Motor Life, Fully Rolled Windband Bead For Increased Stability and Easy Transport, 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 |
| Electrical Connection | Power Cord |
| Includes Drive Package | Yes |
| Exhaust Airflow @ 0.500 in SP | 2,220 cfm |
| Assembly | Assembled |
| Maximum Ambient Temperature | 130 deg F |
| Compatible Curb Manufacturer Part Number | 2RB75, 2ZV82 |
| Cutout Length | 14-1/2 in |
| Compatible Speed Control | 43Y140, 35YV92, 35YV93, 35YV94 |
| Includes Motor | Yes |
| Exhaust Airflow @ 0.250 in SP | 2,338 cfm |
| Base Diameter | Not Applicable |
| Brake Horsepower | 0.07 HP |
| Housing Length | 28.4 in |
| Overall Diameter | 28-3/8 in |
| For Air Type | Clean Air |
| Mount Type | Roof Curb |
| Motor Horsepower | 0.75 HP |
| Cutout Size | 14-1/2 in L x 14-1/2 in W |
| High-Efficiency Motor | Yes |
| Housing Width | 28.4 in |
| Safety Features | Birdscreen, Windband |
| For High-Static Pressure Applications | No |
| Maximum Fan Speed | 1,725 rpm |
| Base Shape | Square |
| Motor Enclosure | Open Dripproof |
| Housing Material Fabrication | Spun |
| Maximum Static Pressure | 1.5 in wc |
| Wheel Diameter | 13-3/4 in |
| Frequency | 60 Hz |
| Current | 6.6/6.1 A |
| Exhaust Airflow @ 0.000 in SP | 1,618 cfm |
| Propeller Shaft Diameter | 5/8 in |
| Spark Resistant Construction Type | A |
| Exhaust Airflow @ 0.375 in SP | 2,281 cfm |
| Maximum Inlet Air Temperature | 130 deg F |
| Airflow @ 0.000 in SP | 2,448 cfm |
| Sound Level | 15.4 sones @ 0.750 in SP and 5 ft, 14.9 sones @ 1.000 in SP and 5 ft, 14.3 sones @ 1.250 in SP and 5 ft, 13.8 sones @ 1.500 in SP and 5 ft, Fan RPM 1140: 10.0 sones @ 0.000 in SP and 5 ft, 9.8 sones @ 0.125 in SP and 5 ft, 9.6 sones @ 0.250 in SP and 5 ft, 9.2 sones @ 0.375 in SP and 5 ft, 8.8 sones @ 0.500 in SP and 5 ft, 8.5 sones @ 0.625 in SP and 5 ft, Fan RPM 1725: 17.4 sones @ 0.000 in SP and 5 ft, 17.0 sones @ 0.125 in SP and 5 ft, 16.7 sones @ 0.250 in SP and 5 ft, 16.3 sones @ 0.375 in SP and 5 ft, 15.9 sones @ 0.500 in SP and 5 ft, 15.6 sones @ 0.625 in SP and 5 ft, Fan RPM 860: 6.6 sones @ 0.000 in SP and 5 ft, 6.5 sones @ 0.125 in SP and 5 ft, 6.3 sones @ 0.250 in SP and 5 ft, 6.0 sones @ 0.375 in SP and 5 ft |
| Nameplate Voltage | 208-230V AC |
| Damper Size | 12 in x 12 in |
| Exhaust Airflow @ 0.125 in SP | 1,535 cfm |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |