Downblast Vent, Belt Drive, 30-1/2 In

  • Mfr # 7A677
  • Zoro # G2959932
product price: 
$
2,987.99
/ea
Additional $145.00 delivery surcharge applies per item.
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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 #
7A677
Zoro #
G2959932
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
42 in x 42 in
Dimension A
42 in
Base Square Size - Roof Ventilators
42" x 42"
Overall Dia.
50 in
Dimension B
50 in
Base Length
42 in
Base Width
42 in
Wheel Dia.
30 1/2 in
Dimension D
8 25/100 in
Overall Height
37 3/4 in
Dimension C
36 in
Base Height
1 3/4 in
Shaft Dia. Wheel End
1 in
Housing Length
50 in
Wheel Diameter
30 1/2 in
Overall Width
50 in
Propeller Shaft Diameter
1 in
Damper Size
35 x 35 in
Overall Length
50 in
Housing Width
50 in
Overall Diameter
50 in
Wire Rope Length
50 in
Length
50 in
Fits Chest Size
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure

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
208V AC, 230V AC, 460V AC
Motor HP - Roof Ventilators
5 hp
CFM @ 0.000-In. SP
14,416
Max. BHP
5.09
Motor HP
5 hp
CFM @ 0.750-In. SP
12,716
Sones @ 0.125-In. SP @ 5 Ft.
28
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Motor Voltage
208V, 230V, 460V
Wheel Material
Aluminum
CFM @ 1.000-In. SP
12,073
CFM @ 0.875-In. SP
12,402
Drive Package Included
Yes
Drive Type
Belt Drive
Mounting Location
Roof
CFM @ 0.625-In. SP
13,028
Adj. 12 3/8"H Roof Curb Stock No.
3C438
CFM @ 0.375-In. SP
13,639
Hz
60 Hz
Sones @ 0.500-In. SP @ 5 Ft.
27
Speed Controllable
No
Adj. 6 3/8"H Roof Curb Stock No.
4c455
Assembled/Unassembled
Unassembled
Sones @ 0.250-In. SP @ 5 Ft.
28
Phase
3
Includes
Drive Package, NEMA 1 Junction Box
CFM @ 1.250-In. SP
11,379
Item
Centrifugal Downblast Roof Exhaust Fan
CFM @ 1.500-In. SP
10,536
Recommended 8 In. Fixed Curb Item No.
4HX43
RPM
890
CFM @ 0.125-In. SP
14,157
CFM @ 1.75-In. SP
9568
CFM @ 0.500-In. SP
13,335
Housing Material
Aluminum
Recommended 12 In. Fixed Curb Item No.
4HX51
Max. Inlet Temp.
180 Degrees
CFM @ 2.000-In. SP
7963
CFM @ 0.250-In. SP
13,898
Wheel Type
Backward Inclined
Standards
AMCA Sound and Air, UL/cUL 705
Bearing Type
Regreasable Pillow Block
Includes Drive Package
Yes
Brake Horsepower
5 9/100 hp
Compatible Curb Manufacturer Part Number
2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51
Airflow @ 0.000 in SP
14,416 cfm
Frequency
60 Hz
Includes Motor
Yes
Nameplate Voltage
208-230/460V AC
Spark Resistant Construction Type
A
Mount Type
Roof Curb
Safety Features
Birdscreen, Windband
Exhaust Airflow @ 0.250 in SP
13,898 cfm
Maximum Inlet Air Temperature
180 Degrees F
Motor Location
Out of Airstream
Application
Industrial and Commercial Applications
Electrical Connection
Power Cord
Base Shape
Square
For High-Static Pressure Applications
No
Maximum Fan Speed
890 RPM
Exhaust Airflow @ 0.500 in SP
13,335 cfm
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
High-Efficiency Motor
No
Exhaust Airflow @ 0.125 in SP
14,157 cfm
Motor Enclosure
Open Dripproof
Assembly
Unassembled
Sound Level
18.7 sones @ 2.000 in SP and 5 ft, 21.0 sones @ 1.750 in SP and 5 ft, 22.0 sones @ 1.500 in SP and 5 ft, 24.0 sones @ 1.250 in SP and 5 ft, 25.0 sones @ 0.875 in SP and 5 ft, 25.0 sones @ 1.000 in SP and 5 ft, 26.0 sones @ 0.625 in SP and 5 ft, 26.0 sones @ 0.750 in SP and 5 ft, 27.0 sones @ 0.375 in SP and 5 ft, 27.0 sones @ 0.500 in SP and 5 ft, 28.0 sones @ 0.000 in SP and 5 ft, 28.0 sones @ 0.125 in SP and 5 ft, 28.0 sones @ 0.250 in SP and 5 ft
Motor Horsepower
5 hp
Housing Material Fabrication
Spun
Exhaust Airflow @ 0.000 in SP
14,416 cfm
For Air Type
Clean Air
Exhaust Airflow @ 0.375 in SP
13,639 cfm
Resistance Properties
Weather Resistant
Maximum Static Pressure
2 in wc
Motor Speed
1,760 RPM
Current
14.0 to 12.7/6.3 A

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 42 in, Base Width 42 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 5 hp, Exhaust Airflow @ 0.000 in SP 14,416 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

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