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  9. Downblast Less Drive Package, 42 In
Dayton Downblast Less Drive Package, 42 In 5EFJ1 - main

Downblast Less Drive Package, 42 In

  • Mfr # 5EFJ1

  • Zoro # G0474363

product price: $4,436.99
/ea
Item requires special delivery charges. A $200.00 per item surcharge will be applied.

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 #
5EFJ1
Zoro #
G0474363
UPC #
190735343500
Country of Origin
United States

Dimensions

Base Size - Roof Ventilators
52 in x 52 in
Dimension B
65 1/4 in
Base Height
1.8 in
Shaft Dia. Wheel End
1 1/4 in
Overall Height
45 3/4 in
Dimension C
44 in
Base Length
52 in
Shaft Dia. Sheave End
1 1/4 in
Recommended Damper Size (In.)
39 x 39
Dimension D
9 3/4 in
Dimension A
52 in
Overall Dia.
65 1/4 in
Wheel Dia.
42 in
Base Width
52 in
Overall Length
65 1/4 in
Overall Width
44 in
Propeller Shaft Diameter
1 1/4 in
Housing Length
65.3 in
Housing Width
65.3 in
Wheel Diameter
42 in
Overall Diameter
65 1/4 in
Cutout Size
41.5 in L x 41.5 in W
Damper Size
39 x 39 in
Cutout Length
41.5 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
Bearing Type
Regreasable Pillow Block
RPM Range
435 to 600
Adj. 12 3/8"H Roof Curb Stock No.
2ZV86
Standards
AMCA Sound and Air, UL/cUL 705
Max. Inlet Temp.
180 Degrees
Includes
NEMA 1 Junction Box
Item
Centrifugal Downblast Roof Exhaust Fan
Housing Material
Aluminum
CFM Range
17,925 to 24,725 @ 0.0 in SP
Motor HP Range
3 to 7 1/2
Recommended 12 In. Fixed Curb Item No.
5EFJ3
Requires
Roof curb for new installations
Mounting Location
Roof
Recommended Damper Stock No.
4HX70
Adj. 6 3/8"H Roof Curb Stock No.
3C439
Drive Type
Belt Drive
Wheel Material
Aluminum
Wheel Type
Backward Inclined
Speed Controllable
No
Application
Industrial and Commercial Buildings
Features
Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, Features a Fully Rolled Windband Bead for Increased Stability and Easy Transport, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 and 4 Disconnects Available
For Air Type
Clean Air
Minimum Motor Horsepower
3 hp
Maximum Fan Speed
600 RPM
Resistance Properties
Weather Resistant
For High-Static Pressure Applications
No
Brake Horsepower
3 hp
Includes Motor
No
Electrical Connection
Power Cord
Safety Features
Birdscreen, Windband
Compatible Curb Manufacturer Part Number
2ZV86, 3C216, 3C439, 5EFJ3
Maximum Static Pressure
1 1/2 in wc
Base Shape
Square
Assembly
Unassembled
Maximum Airflow
24,725 cfm
Minimum Airflow
10,735 cfm
Sound Level
18.4 sones @ 0.125 in SP and 5 ft, 17.8 sones @ 0.250 in SP and 5 ft, 17.3 sones @ 0.375" SP and 5 ft, 16.6 sones @ 0.500 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.5 sones @ 0.750 in SP and 5 ft, 16.6 sones @ 0.875 in SP and 5 ft, Fan RPM 435: 19.0 sones @ 0.000 in SP and 5 ft, Fan RPM 515: 24.0 sones @ 0.000 in SP and 5 ft, 24.0 sones @ 0.125 in SP and 5 ft, 23.0 sones @ 0.250 in SP and 5 ft, 22.0 sones @ 0.375 in SP and 5 ft, 21.0 sones @ 0.500 in SP and 5 ft, 21.0 sones @ 0.625 in SP and 5 ft, 20.0 sones @ 0.750 in SP and 5 ft, 19.7 sones @ 0.875 in SP and 5 ft, 19.4 sones @ 1.000 in SP and 5 ft, 19.1 sones @ 1.250 in SP and 5 ft, Fan RPM 600: 30.0 sones @ 0.000 in SP and 5 ft, 30.0 sones @ 0.125 in SP and 5 ft, 30.0 sones @ 0.250 in SP and 5 ft, 29.0 sones @ 0.375 in SP and 5 ft, 27.0 sones @ 0.500 in SP and 5 ft, 27.0 sones @ 0.625 in SP and 5 ft, 26.0 sones @ 0.750 in SP and 5 ft, 26.0 sones @ 0.875 in SP and 5 ft, 26.0 sones @ 1.000 in SP and 5 ft, 26.0 sones @ 1.250 in SP and 5 ft, 26.0 sones @ 1.500 in SP and 5 ft
Housing Material Fabrication
Spun
Spark Resistant Construction Type
A
Noise Level @ 0.000 in SP @ 5 ft
19 sones
Maximum Motor Speed
600 RPM
Maximum Motor Horsepower
7 1/2 hp
Power Source
Electric Motor
Maximum Inlet Air Temperature
180 Degrees F
Includes Drive Package
No
Mount Type
Roof Curb
Minimum Motor Speed
435 RPM

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 42 in, Base Diameter Not Applicable, Base Length 52 in, Base Width 52 in, Base Shape Square, Minimum Airflow 10,735 cfm, Maximum Airflow 24,725 cfm, Maximum Motor Horsepower 7 1/2 hp, Minimum Motor Horsepower 3 hp, Minimum Motor Speed 435 RPM, Maximum Motor Speed 600 RPM, Maximum Static Pressure 1 1/2 in wc, For High-Static Pressure Applications No

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