Dayton 7A654


Exhaust Vent, 16 3/4 In

7A654 288010
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ItemCentrifugal Downblast Exhaust Ventilator
TypeStandard Duty
StyleUnassembled With Drive Package
Wheel Dia. (In.)16-3/4
Wheel TypeBackward Incline
CFM @ 0.000-In. SP3692
CFM @ 0.125-In. SP3557
CFM @ 0.250-In. SP3422
CFM @ 0.375-In. SP3289
CFM @ 0.500-In. SP3149
CFM @ 0.675-In. SP2997
CFM @ 0.750-In. SP2838
CFM @ 0.875-In. SP2658
CFM @ 1.000-In. SP2444
CFM Range2555 to 4062 @0.0" SP
Sones @ 0.125-In. SP @ 5 Ft.17.4
Sones @ 0.250-In. SP @ 5 Ft.17.0
Max. Inlet Temp. (Deg. F)180
Motor Voltage208-230/460
Motor Hz60
Bearing TypeSealed Pillow Block
Motor HP3/4
Max. BHP0.79
RPM Range865 to 1375
Speed ControllableNo
Mounting LocationRoof
Base Width (In.)26
Base Length (In.)26
Base Height (In.)1 3/4
Overall Height (In.)29
Overall Dia. (In.)28 3/8
Shaft Dia. Wheel End (In.)3/4
Shaft Dia. Sheave End (In.)3/4
Housing MaterialSpun Aluminum
Wheel MaterialAluminum
Agency ComplianceUL/cUL 705
RequiresRoof Curb For New Installations
Includes NEMA 1 Junction Box
Adj. 12 3/8"H Roof Curb Stock No.3C437
Adj. 6 3/8"H Roof Curb Stock No.4C454
Recommended 12 In. Fixed Curb Item No.4HX48
Recommended 8 In. Fixed Curb Item No.4HX40
Recommended Damper Size (In.)19 x 19
Recommended Damper Stock No.4HX66
Weight 79.350000


Exhaust Ventilator, Centrifugal Downblast With Drive Package, CFM @ 0.000-In SP 3692, @ 0.250-In SP 3422, Sones @ 0.250-In SP 17, Roof Mounting Location, Base Width 26 In, Base Length 26 In, Overall Height 29 In., Max. Inlet Temp. 180 Deg. F, Motor Voltage 208-220/440, 3 Phase, Motor 3/4 HP, 1250 RPM, Wheel Dia 16 3/4 In, Application General Clean Air, Includes NEMA 1 Junction Box

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