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Specs
| Item | Exhaust Ventilator |
|---|---|
| Type | Centrifugal Direct Drive Downblast |
| Wheel Dia. (In.) | 18-1/2 |
| CFM @ 0.000-In. SP | 4433 |
| CFM @ 0.125-In. SP | 4329 |
| CFM @ 0.250-In. SP | 4216 |
| CFM @ 0.375-In. SP | 4102 |
| CFM @ 0.500-In. SP | 3980 |
| CFM @ 0.625-In. SP | 3837 |
| CFM @ 0.750-In. SP | 3684 |
| CFM @ 0.875-In. SP | 3515 |
| CFM @ 1.000-In. SP | 3328 |
| CFM @ 1.250-In. SP | 2856 |
| Sones @ 0.125-In. SP @ 5 Ft. | 17.4 |
| Sones @ 0.250-In. SP @ 5 Ft. | 16.8 |
| Motor Voltage | 208-230/460 |
| Phase | 3 |
| Hz | 60 |
| Max. Operating Amps | 3.75-3.45/1.7 |
| Motor HP | 3/4 |
| Max. BHP | 0.98 |
| RPM | 1140 |
| Base Width (In.) | 30 |
| Base Length (In.) | 30 |
| Base Height (In.) | 1-3/4 |
| Overall Dia. (In.) | 35-1/2 |
| Overall Height (In.) | 28 |
| Shaft Dia. Wheel End (In.) | 7/8 |
| Mounting Location | Roof |
| Max. Inlet Temp. (Deg. F) | 130 |
| Housing Material | Spun Aluminum |
| Wheel Material | Aluminum |
| Wheel Type | Backward Incline |
| Speed Controllable | No |
| Agency Compliance | AMCA Sound & Air, UL/cUL 705 |
| Requires | Roof Curb for New Installation |
| Includes | NEMA 1 Junction Box |
| Adj. 12 3/8"H Roof Curb Stock No. | 2ZV83 |
| Adj. 6 3/8"H Roof Curb Stock No. | 4C454 |
| Recommended 12 In. Fixed Curb Item No. | 2RB79 |
| Recommended 8 In. Fixed Curb Item No. | 4HX41 |
| Recommended Damper Size (In.) | 23 x 23 |
| Recommended Damper Stock No. | 4HX67 |
| UNSPSC | 40101502 |
| Weight | 100.000000 |
| SKUs | 6KWK7 |
Description
Exhaust Ventilator, Centrifugal Direct Drive Downblast, Wheel Dia. 18-1/2 In., CFM @ 0.000-In. SP 4433, Sones @ 0.250-In. SP @ 5 Ft. 16.8, Motor Voltage 208-230/460, 3 Phase, 60 Hz, Max. Operating Amps 3.75-3.45/1.7, Motor HP 3/4, Base Width 30 In., Base Length 30 In., Mounting Location Roof, Max. Inlet Temp 130 Deg F, Includes NEMA 1 Junction Box
Restrictions
- Note: 8" models cannot be used with dampers or shutters.
Centrifugal Direct-Drive Downblast Exhaust Ventilators
- For use in general clean air environments Aluminum backward-inclined, nonoverloading centrifugal wheel design Fully rolled windband bead for increased stability Motor compartment is isolated from the air stream and is cooled by outside air NEMA 1 junction box located in motor enclosure Max. inlet air temp.: 130 F UL-705 Listed for Power Ventilators
- 1-Speed
- Ventilators have single-speed motors which are fully speed controllable at 115V and feature Class B insulation.
