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  11. Square Fire/Smoke Damper, 17-3/4 In. H
Dayton Square Fire/Smoke Damper, 17-3/4 In. H 3HGJ7 - main

Square Fire/Smoke Damper, 17-3/4 In. H

  • Mfr # 3HGJ7

  • Zoro # G3131073

product price: $641.99
/ea
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Key Features

Mounting Type
Vertical/Horizontal
Actual Width
17 3/4 in
Includes
Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link
Voltage
24 V
Depth
16 in
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Specifications

Product Information

MFR #
3HGJ7
Zoro #
G3131073
UPC #
190735289143
Country of Origin
United States

Dimensions

Actual Width
17 3/4 in
Depth
16 in
Actual Height
17 3/4 in
Nominal Duct Height
18 in
Nominal Duct Width
18 in
Rough Opening Width
18 in
Overall Height
17 3/4 in
Overall Width
18 in
Frame Material Thickness
16 ga
Overall Length
16 in
Blade Material Thickness
16 ga

Details

Item
17.75"H 16"L 18"W Motrzd Fire/Smke Dampr
Mounting Type
Vertical/Horizontal
Includes
Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link
Voltage
24 V
Material
Galvanized Steel
Fire Rated
1 1/2 hr
Blade
16 ga
Max. Velocity
2,000 fpm
Phase
1
Frame
16 ga
Max. Temp.
350 Degrees F
Recommended Retaining Angle
Mfr. No. 2TGH8
Damper Shape
Square
Seals
Extruded Silicone Rubber Blade
Standards
AMCA; CSFM; IBC; NFPA 80,90A,92,101 and 105; UL 555S
Damper Item
Motorized Fire/Smoke Damper
Pressure Differential Max.
4 in wg
Hz
60
Free Area
240.9 sq in
Jamb Seal Material
Stainless Steel
Closure Velocity Rating
2,000 fpm
Airflow Direction
Horizontal; Vertical
Closure Type
Motorized
Blade Seal Material
Silicone
Includes Motor
Yes
For Air Type
Emergency Smoke
Closure Pressure Rating
4 in wc
Nameplate Voltage
24V AC
Rough Opening Shape
Square
Flange Type
Hat Channel
For Duct Shape
Square
Maximum Air Pressure
4 in wg
Electrical Connection
Hardwired
Blade Material
Galvanized Steel
Damper Application
Fire and Smoke
ACMA Leakage Class
2
Mounting Position
Horizontal; Vertical
Blade Orientation
Parallel Blades
Blade Type
V-Groove
Maximum Air Velocity
2000 fpm
Fusible Link Temperature
350 Degrees F
Frame Less Flange
324 sq in
Switch Action
Normally Closed
Frame Material
Galvanized Steel
Frequency
60 Hz
Number of Panels
1
Damper Type
Dynamic
Maximum Temperature Rating
350 Degrees F

Description

17.75 In.H 16 In.L 18 In.W Motrzd Fire/Smke Dampr, For Nominal Duct Diameter Not Applicable, Damper Application Fire and Smoke, Number of Panels 1, Overall Height 17 3/4 in, Overall Length 16 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 18 in, Frame Material Thickness 16 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter Not Applicable, Rough Opening Width 18 in, Damper Type Dynamic, Maximum Air Velocity 2000 fpm, Nameplate Voltage 24V AC

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