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  11. Square Fire/Smoke Damper, 17-3/4 In. W
Dayton Square Fire/Smoke Damper, 17-3/4 In. W 3HGK4 - main

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

  • Mfr # 3HGK4

  • Zoro # G2078212

product price: $630.99
/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
120 V
Depth
16 in
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Specifications

Product Information

MFR #
3HGK4
Zoro #
G2078212
UPC #
190735289204
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 Width
18 in
Overall Height
17 3/4 in
Blade Material Thickness
16 ga
Frame Material Thickness
16 ga
Overall Length
16 in

Details

Item
17.75"H 16"L 18"W GStl Fire/Smke Dampr
Mounting Type
Vertical/Horizontal
Includes
Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link
Voltage
120 V
Material
Galvanized Steel
Fire Rated
1 1/2 hr
Damper Shape
Square
Damper Item
Motorized Fire/Smoke Damper
Hz
60
Max. Temp.
350 Degrees F
Standards
AMCA; CSFM; IBC; NFPA 80,90A,92,101 and 105; UL 555S
Free Area
240.9 sq in
Pressure Differential Max.
4 in wg
Phase
1
Frame
16 ga
Blade
16 ga
Recommended Retaining Angle
Mfr. No. 2TGH8
Seals
Extruded Silicone Rubber Blade
Max. Velocity
2,000 fpm
Jamb Seal Material
Stainless Steel
Rough Opening Shape
Square
Maximum Air Pressure
4 in wg
Frame Less Flange
324 sq in
Damper Application
Fire and Smoke
Nameplate Voltage
120V AC
Frame Material
Galvanized Steel
Closure Velocity Rating
2,000 fpm
Includes Motor
Yes
Frequency
60 Hz
Maximum Air Velocity
2000 fpm
Switch Action
Normally Closed
Damper Type
Dynamic
Closure Type
Motorized
Blade Seal Material
Silicone
Mounting Position
Horizontal; Vertical
Number of Panels
1
For Air Type
Emergency Smoke
Blade Type
V-Groove
For Duct Shape
Square
Blade Material
Galvanized Steel
Airflow Direction
Horizontal; Vertical
Flange Type
Hat Channel
Closure Pressure Rating
4 in wc
Blade Orientation
Parallel Blades
ACMA Leakage Class
2
Maximum Temperature Rating
350 Degrees F
Fusible Link Temperature
350 Degrees F
Electrical Connection
Hardwired

Description

17.75 In.H 16 In.L 18 In.W GStl 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 120V AC

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