Dayton 4YC77

Dayton

Exhaust Vent, 18 1/2 In

4YC77 47351
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$1,483.77 + 3 Business Day Shipping $61.75

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Specs

Item Exhaust Ventilator
TypeCentrifugal Direct Drive Downblast
Wheel Dia. (In.)18-1/2
CFM @ 0.000-In. SP4433
CFM @ 0.125-In. SP4329
CFM @ 0.250-In. SP4216
CFM @ 0.375-In. SP4102
CFM @ 0.500-In. SP3980
CFM @ 0.625-In. SP3837
CFM @ 0.750-In. SP3684
CFM @ 0.875-In. SP3515
CFM @ 1.000-In. SP3328
CFM @ 1.250-In. SP2856
Sones @ 0.125-In. SP @ 5 Ft.17.4
Sones @ 0.250-In. SP @ 5 Ft.16.8
Motor Voltage115/230
Phase1
Hz60
Max. Operating Amps8.0/4.0
Motor HP3/4
Max. BHP0.98
RPM1140
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.)5/8
Mounting LocationRoof
Max. Inlet Temp. (Deg. F)130
Housing MaterialSpun Aluminum
Wheel MaterialAluminum
Wheel TypeBackward Incline
Speed Control1DGV3
Speed ControllableNo
Agency ComplianceUL/cUL 705
RequiresCurb For New Installations
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
UNSPSC40101502
Weight 85.000000

Description

Centrifugal Exhaust Ventilator, Direct Drive Downblast, CFM @ 0.000-In SP 4433, @ 0.250-In SP 4216, 16.8 Sones @ 0.250-In SP, Roof Mounting Location, Base Width 30 In, Base Length 30 In, Max Inlet Temp 130 F, Motor Voltage 115/230, 1 Phase, Motor 3/4 HP, Wheel Dia 18 1/2 In, Housing Material Spun Aluminum, General Purpose Application, 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.

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