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  9. Downblast Vent, Belt Drive, 11 In
Dayton Downblast Vent, Belt Drive, 11 In 2RB59 - main

Downblast Vent, Belt Drive, 11 In

  • Mfr # 2RB59

  • Zoro # G1621593

product price: $838.99
/ea
Item requires special delivery charges. A $40.00 per item surcharge will be applied.

Key Features

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
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Specifications

Product Information

MFR #
2RB59
Zoro #
G1621593
UPC #
190735229460
Country of Origin
United States

Dimensions

Base Size - Roof Ventilators
19 in x 19 in
Base Square Size - Roof Ventilators
19" x 19"
Base Width
19 in
Dimension B
24 3/8 in
Dimension D
4 3/8 in
Base Length
19 in
Overall Height
26 5/8 in
Dimension C
24 7/8 in
Dimension A
19 in
Base Height
1 3/4 in
Wheel Dia.
11 in
Shaft Dia. Wheel End
3/4 in
Overall Dia.
24 3/8 in
Overall Width
24 3/8 in
Overall Length
24 3/8 in
Propeller Shaft Diameter
3/4 in
Cutout Length
14.5 in
Housing Length
24.4 in
Overall Diameter
24 3/8 in
Cutout Size
14.5 in L x 14.5 in W
Housing Width
24.4 in
Wheel Diameter
11 in
Damper Size
12 x 12 in

Details

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
Number of Speeds
1
Voltage - Roof Ventilators
115V AC/208V AC/230V AC
Motor HP - Roof Ventilators
1/4 hp
CFM @ 0.000-In. SP
373
Adj. 12 3/8"H Roof Curb Stock No.
2ZV82
Wheel Type
Backward Inclined
Max. BHP
0.08/0.39/0.82 hp
Drive Type
Belt Drive
Wheel Material
Aluminum
Hz
60
Sones @ 0.500-In. SP @ 5 Ft.
10.3
Item
Centrifugal Downblast Roof Exhaust Fan
RPM
1710
Sones @ 0.250-In. SP @ 5 Ft.
11.0
CFM @ 0.500-In. SP
292
Housing Material
Aluminum
Motor HP
1/4
CFM @ 1.000-In. SP
198
Agency Compliance
AMCA Sound & Air, CSA Certified Motor, UL/cUL 705
Drive Package Included
Yes
Mounting Location
Roof
CFM @ 0.375-In. SP
312
Motor Voltage
115/208/230
Adj. 6 3/8"H Roof Curb Stock No.
4c453
CFM @ 0.250-In. SP
335
Speed Controllable
No
Recommended 12 In. Fixed Curb Item No.
2RB75
Max. Inlet Temp.
180 Degrees
CFM @ 0.750-In. SP
246
CFM @ 0.125-In. SP
353
Assembled/Unassembled
Assembled
Phase
1
Sones @ 0.125-In. SP @ 5 Ft.
11.0
CFM @ 0.875-In. SP
223
Recommended 8 In. Fixed Curb Item No.
4HX38
CFM @ 0.625-In. SP
269
Max. Operating Amps
6.2/2.8
Includes
NEMA 1 Junction Box
Standards
AMCA Sound and Air, CSA, UL/cUL 705
Bearing Type
Sealed Pillow Block
Application
Industrial and Commercial Applications
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
Current
6.2/2.8 to 3.1 A
Electrical Connection
Power Cord
Brake Horsepower
13/100 hp
High-Efficiency Motor
No
Base Shape
Square
Compatible Curb Manufacturer Part Number
2RB75, 2ZV82, 4C453, 4C670, 4HX38, 4HX46
Includes Drive Package
Yes
Mount Type
Roof Curb
Maximum Ambient Temperature
180 Degrees F
Exhaust Airflow @ 0.375 in SP
312 cfm
Maximum Inlet Air Temperature
180 Degrees F
Spark Resistant Construction Type
A
Housing Material Fabrication
Spun
Motor Speed
1,725 RPM
Airflow @ 0.000 in SP
373 cfm
For High-Static Pressure Applications
No
Exhaust Airflow @ 0.125 in SP
353 cfm
Exhaust Airflow @ 0.500 in SP
292 cfm
Includes Motor
Yes
Maximum Static Pressure
1 in wc
Frequency
60 Hz
Sound Level
10.0 sones @ 0.625 in SP and 5 ft, 10.3 sones @ 0.500 in SP and 5 ft, 10.6 sones @ 0.375 in SP and 5 ft, 11.0 sones @ 0.125 in SP and 5 ft, 11.0 sones @ 0.250 in SP and 5 ft, 11.1 sones @ 0.000 in SP and 5 ft, 9.3 sones @ 1.000 in SP and 5 ft, 9.5 sones @ 0.875 in SP and 5 ft, 9.8 sones @ 0.750 in SP and 5 ft
Exhaust Airflow @ 0.250 in SP
335 cfm
Assembly
Assembled
Maximum Fan Speed
1,710 RPM
Nameplate Voltage
115/208-230V AC
For Air Type
Clean Air
Exhaust Airflow @ 0.000 in SP
373 cfm
Motor Enclosure
Open Dripproof
Resistance Properties
Weather Resistant
Motor Location
Out of Airstream
Motor Horsepower
1/4 hp
Safety Features
Birdscreen, Windband

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Assembled, Wheel Diameter 11 in, Base Diameter Not Applicable, Base Length 19 in, Base Width 19 in, Base Shape Square, Nameplate Voltage 115/208-230V AC, Phase 1, Motor Horsepower 1/4 hp, Exhaust Airflow @ 0.000 in SP 373 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, For Air Type Clean Air, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof, Maximum Static Pressure 1 in wc

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