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Specs
| Item | Centrifugal Downblast Exhaust Ventilator |
|---|---|
| Type | Standard Duty |
| Style | Unassembled With Drive Package |
| Wheel Dia. (In.) | 30-1/2 |
| Wheel Type | Backward Incline |
| CFM @ 0.000-In. SP | 12,311 |
| CFM @ 0.125-In. SP | 12,007 |
| CFM @ 0.250-In. SP | 11,704 |
| CFM @ 0.375-In. SP | 11,357 |
| CFM @ 0.500-In. SP | 10,997 |
| CFM @ 0.675-In. SP | 10,629 |
| CFM @ 0.750-In. SP | 10,242 |
| CFM @ 0.875-In. SP | 9836 |
| CFM @ 1.000-In. SP | 9369 |
| CFM @ 1.250-In. SP | 8293 |
| CFM @ 1.500-In. SP | 6437 |
| CFM Range | 5912 to 14416 @0.0" SP |
| Sones @ 0.125-In. SP @ 5 Ft. | 22 |
| Sones @ 0.250-In. SP @ 5 Ft. | 21 |
| Max. Inlet Temp. (Deg. F) | 180 |
| Motor Voltage | 208-230/460 |
| Motor Hz | 60 |
| Phase | 3 |
| Bearing Type | Regreasable Pillow block |
| Motor HP | 3 |
| Max. BHP | 3.15 |
| RPM | 760 |
| RPM Range | 365 to 890 |
| Speed Controllable | No |
| Mounting Location | Roof |
| Base Width (In.) | 42 |
| Base Length (In.) | 42 |
| Base Height (In.) | 1 3/4 |
| Overall Height (In.) | 36 |
| Overall Dia. (In.) | 50 |
| Shaft Dia. Wheel End (In.) | 1 |
| Shaft Dia. Sheave End (In.) | 1 |
| Housing Material | Spun Aluminum |
| Wheel Material | Aluminum |
| Agency Compliance | UL/cUL 705 |
| Requires | Roof Curb For New Installations |
| Includes | NEMA 1 Junction Box |
| Adj. 12 3/8"H Roof Curb Stock No. | 3C438 |
| Adj. 6 3/8"H Roof Curb Stock No. | 4C455 |
| Recommended 12 In. Fixed Curb Item No. | 4HX51 |
| Recommended 8 In. Fixed Curb Item No. | 4HX43 |
| Recommended Damper Size (In.) | 35 x 35 |
| Recommended Damper Stock No. | 4HX69 |
| UNSPSC | 40101502 |
| Weight | 317.410000 |
| SKUs | 7A676 |
Description
Exhaust Ventilator, Centrifugal Downblast With Drive Package, CFM @ 0.000-In SP 12311, @ 0.250-In SP 11704, Sones @ 0.250-In SP 21, Roof Mounting Location, Base Width 42 In, Base Length 42 In, Overall Height 36 In., Max. Inlet Temp. 180 Deg. F, Motor Voltage 208-220/440, 3 Phase, Motor 3 HP, 760 RPM, Wheel Dia 30 1/2 In, Application General Clean Air, Includes NEMA 1 Junction Box
