ИНДУСТРИАЛЬНЫЙ КАТАЛОГ

Exhaust Vent, 18 1/2 In

Exhaust Ventilator, Centrifugal Downblast With Drive Package, CFM @ 0.000-In SP 4102, @ 0.250-In SP 3867, Sones @ 0.250-In SP 14.9, Roof Mounting Location, Base Width 30 In, Base Length 30 In, Overall Height 36 1/8 In., Max. Inlet Temp. 180 Deg. F, Motor Voltage 208-220/440, 3 Phase, Motor 3/4 HP, 1055 RPM, Wheel Dia 18 1/2 In, Application General Clean Air, Includes NEMA 1 Junction Box

Артикул:

7A657

Каталог:

Grainger

Производитель:

DAYTON

Номер модели:

7A657

Страна производства:

USA

Вес (кг):

62.26

Спецификация:

Item: Centrifugal Downblast Exhaust Ventilator

Type: Standard Duty

Style: Unassembled With Drive Package

Wheel Dia. (In.): 18-1/2

Wheel Type: Backward Incline

CFM @ 0.000-In. SP: 4102

CFM @ 0.125-In. SP: 3990

CFM @ 0.250-In. SP: 3867

CFM @ 0.375-In. SP: 3742

CFM @ 0.500-In. SP: 3596

CFM @ 0.675-In. SP: 3432

CFM @ 0.750-In. SP: 3252

CFM @ 0.875-In. SP: 3050

CFM @ 1.000-In. SP: 2811

CFM Range: 2839 to 5677 @0.0" SP

Sones @ 0.125-In. SP @ 5 Ft.: 15.7

Sones @ 0.250-In. SP @ 5 Ft.: 14.9

Max. Inlet Temp. (Deg. F): 180

Motor Voltage: 208-230/460

Motor Hz: 60

Phase: 3

Bearing Type: Sealed Pillow Block

Motor HP: 3/4

Max. BHP: 0.77

RPM: 1055

RPM Range: 730 to 1460

Speed Controllable: No

Mounting Location: Roof

Base Width (In.): 30

Base Length (In.): 30

Base Height (In.): 1 3/4

Overall Height (In.): 36 1/8

Overall Dia. (In.): 35 1/2

Shaft Dia. Wheel End (In.): 3/4

Shaft Dia. Sheave End (In.): 3/4

Housing Material: Spun Aluminum

Wheel Material: Aluminum

Agency Compliance: UL/cUL 705

Requires: Roof Curb For New Installations

Includes: NEMA 1 Junction Box

Adj. 12 3/8"H Roof Curb Stock No.: 3C437

Adj. 6 3/8"H Roof Curb Stock No.: 4C454

Recommended 12 In. Fixed Curb Item No.: 4HX49

Recommended 8 In. Fixed Curb Item No.: 4HX41

Recommended Damper Size (In.): 23 x 23

Recommended Damper Stock No.: 4HX67

Артикул Каталог	Описание	Производитель № модели
Необходимая продукция:
3C437 Grainger	Roof Curb, Adjustable Width, Nonventilated, Outside Square 23 1/2 to 32 In, Curb Height 12 3/8 In, 18 Gauge Galvanized Steel Construction, For General Ventilation, Use With Dayton Ventilators Having a Square Base From 25 to 30 1/2 Inches	DAYTON 3C437
4C454 Grainger	Roof Curb, Adjustable Width, Nonventilated, Outside Square 23 1/2 to 32 In, Curb Height 6 3/8 In, 18 Gauge Galvanized Steel Construction, For General Ventilation, Use With Dayton Ventilators Having a Square Base From 25 to 30 1/2 Inches	DAYTON 4C454
4HX41 Grainger	Roof Curb, Fixed, Nonventilated, Inside Square 25 1/2 In, Outside Square 28 1/2 In, Curb Height 8 In, 18 Gauge Galvanized Steel Construction, For General Ventilation Application, Use With Dayton Ventilators Having a 30 In Square Base	DAYTON 4HX41
4HX49 Grainger	Roof Curb, Fixed, Nonventilated, Inside Square 25 1/2 In, Outside Square 28 1/2 In, Curb Height 12 In, 18 Gauge Galvanized Steel Construction, For General Ventilation Application, Use With Dayton Ventilators Having a 30 In Square Base	DAYTON 4HX49

Артикул Каталог	Описание	Производитель № модели
Дополнительные аксессуары:
2RB79 Grainger	Roof Curb, Fixed, Nonventilated, Curb Height 12 In, Curb Square O D 28 1/2 In, Curb Square I D 25 1/2 In, 18 Gauge Galvanized Steel Construction, Use w/Dayton Ventilators Having a 30 In Square Base, For Use With Flat Roofs Only, Includes Damper Tray	DAYTON 2RB79
2ZV83 Grainger	Roof Curb, Adjustable Width, Non-ventilated, Curb Height 12 In, Curb Square O D 23 1/2 to 32 In, Curb Square I D 19 1/2 to 28 In, 18 Gauge Galvanized Steel Construction, , For Use With UL-705 Installations	DAYTON 2ZV83
3AZK5 Grainger	Roof Curb Adapter, Reducer, Curb Side Square O D 26 In, Fan Side Square O D 29 1/2 In, Top Flange Height 2 1/2 In, Bottom Flange Height 2 1/2 In, Galvanized Steel, Adapts 30 In Fan Base to Fit 26 In Roof Curb	DAYTON 3AZK5
3AZL2 Grainger	Roof Curb Adapter, Increaser, Curb Side Square O D 34 In, Fan Side Square O D 29 1/2 In, Top Flange Height 2 1/2 In, Bottom Flange Height 2 1/2 In, Galvanized Steel, Adapts 30 In Fan Base to Fit 34 In Roof Curb	DAYTON 3AZL2
4HX67 Grainger	Backdraft Damper, Roof Mount, Exhaust, Damper Size 23 x 23 In, Overall Size 25 x 25 In, Flange Width 1 In, Max Velocity 2250 FPM, Construction Material G-90 Galvanized Steel Frame, Aluminum Blades, Stainless Steel Pivot Pins, Nylon Bushings and Galvanized Steel Tie Rods., Includes Pre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation	DAYTON 4HX67

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