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  9. Downblast Less Drive Package, 11 In
Dayton Downblast Less Drive Package, 11 In 16D539 - main

Downblast Less Drive Package, 11 In

  • Mfr # 16D539

  • Zoro # G4565775

product price: $747.99
/ea
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Key Features

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
No
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
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Specifications

Product Information

MFR #
16D539
Zoro #
G4565775
UPC #
190735129463
Country of Origin
United States

Dimensions

Base Size - Roof Ventilators
19 in x 19 in
Base Width
19 in
Overall Height
26 5/8 in
Dimension C
24 7/8 in
Base Length
19 in
Overall Dia.
24 3/8 in
Dimension B
24 3/8 in
Shaft Dia. Wheel End
3/4 in
Shaft Dia. Sheave End
3/4 in
Base Height
1.8 in
Wheel Dia.
11 in
Dimension D
4 3/8 in
Dimension A
19 in
Recommended Damper Size (In.)
12 x 12
Overall Length
24 3/8 in
Overall Width
24 7/8 in
Housing Width
24.4 in
Propeller Shaft Diameter
3/4 in
Cutout Length
14.5 in
Damper Size
12 x 12 in
Wheel Diameter
11 in
Housing Length
24.4 in
Cutout Size
14.5 in L x 14.5 in W
Overall Diameter
24 3/8 in

Details

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
No
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
Number of Speeds
1
CFM @ 0.000-In. SP
1386 to 1526 @ 0.0" SP
Wheel Type
Backward Inclined
Recommended Damper Stock No.
4HX64
CFM Range
1386 to 1526 @ 0.0 in SP
Requires
Roof curb for new installations
Bearing Type
Sealed Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Wheel Material
Aluminum
Recommended 12 In. Fixed Curb Item No.
2RB75
Adj. 12 3/8"H Roof Curb Stock No.
2ZV82
Item
Centrifugal Downblast Roof Exhaust Fan
Drive Type
Belt Drive
RPM Range
1635 to 1800
Housing Material
Aluminum
Mounting Location
Roof
Includes
NEMA 1 Junction Box
Motor HP Range
1/4 to 1/3
Max. Inlet Temp.
180 Degrees
Speed Controllable
No
Application
Industrial and Commercial Buildings
Features
Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, NEMA 1 Junction Box Located in Motor Enclosure, Optional NEMA 1 and 4 Disconnects Available
For Air Type
Clean Air
Noise Level @ 0.000 in SP @ 5 ft
13.2 sones
Includes Motor
No
Maximum Inlet Air Temperature
180 Degrees F
Maximum Ambient Temperature
180 Degrees F
Housing Material Fabrication
Spun
Base Shape
Square
Maximum Airflow
1,526 cfm
Minimum Motor Horsepower
1/4 hp
Compatible Curb Manufacturer Part Number
2RB75, 2ZV82, 4C453, 4C670, 4HX38, 4HX46
Minimum Motor Speed
1,635 RPM
Maximum Static Pressure
1 1/4 in wc
Sound Level
Fan RPM 13.2 sones @ 0.000 in SP and 5 ft, 12.8 sones @ 0.125 in SP and 5 ft, 12.5 sones @ 0.250 in SP and 5 ft, 12.3 sones @ 0.375 in SP and 5 ft, 12.2 sones @ 0.500 in SP and 5 ft, 11.3 sones @ 0.625 in SP and 5 ft, 10.8 sones @ 0.750 in SP and 5 ft, 10.6 sones @ 0.875 in SP and 5 ft, 10.1 sones @ 1.000 in SP and 5 ft, 9.3 sones @ 1.250 in SP and 5 ft, Fan RPM 1635: 11.1 sones @ 0.000 in SP and 5 ft, 10.8 sones @ 0.125 in SP and 5 ft, 10.4 sones @ 0.250 in SP and 5 ft, 10.2 sones @ 0.375 in SP and 5 ft, 9.8 sones @ 0.500 in SP and 5 ft, 9.3 sones @ 0.625 in SP and 5 ft, 8.9 sones @ 0.750 in SP and 5 ft, 8.4 sones @ 0.875 in SP and 5 ft, 7.8 sones @ 1.000 in SP and 5 ft
Maximum Motor Speed
1,800 RPM
Assembly
Unassembled
Maximum Motor Horsepower
1/3 hp
Minimum Airflow
793 cfm
Maximum Fan Speed
1,800 RPM
For High-Static Pressure Applications
No
Includes Drive Package
No
Safety Features
Birdscreen, Windband
Spark Resistant Construction Type
A
Mount Type
Roof Curb
Brake Horsepower
1/4 hp
Electrical Connection
Power Cord

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 11 in, Base Diameter Not Applicable, Base Length 19 in, Base Width 19 in, Base Shape Square, Minimum Airflow 793 cfm, Maximum Airflow 1,526 cfm, Maximum Motor Horsepower 1/3 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 1,635 RPM, Maximum Motor Speed 1,800 RPM, Maximum Static Pressure 1 1/4 in wc, For High-Static Pressure Applications No

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