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  11. Square Smoke Damper, 17-3/4 In. H
Dayton Square Smoke Damper, 17-3/4 In. H 3HGG4 - main

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

  • Mfr # 3HGG4

  • Zoro # G0780945

product price: $505.99
/ea
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Key Features

Mounting Type
Vertical/Horizontal
Actual Width
17 3/4 in
Includes
Factory Mounted Actuator
Voltage
24 V
Depth
12 in
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Specifications

Product Information

MFR #
3HGG4
Zoro #
G0780945
UPC #
190735288931
Country of Origin
United States

Dimensions

Actual Width
17 3/4 in
Depth
12 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
19 3/4 in
Overall Length
12 in
Blade Material Thickness
16 ga
Frame Material Thickness
16 ga

Details

Item
19.75"H 12"L 18"W Motrzd Smoke Damper
Mounting Type
Vertical/Horizontal
Includes
Factory Mounted Actuator
Voltage
24 V
Material
Galvanized Steel
Seals
Flexible Stainless Steel Jamb
Max. Temp.
350 Degrees F
Phase
1
Standards
AMCA; CSFM; IBC; NFPA 80,90A,92,101 and 105; UL 555S
Free Area
240.9 sq in
Blade
16 ga
Damper Shape
Square
Recommended Retaining Angle
Mfr. No. 2TGH8
Pressure Differential Max.
4 in wg
Damper Item
Motorized Smoke Damper
Max. Velocity
2,000 fpm
Frame
16 ga
Hz
60
Jamb Seal Material
Stainless Steel
Mounting Position
Horizontal
Frame Less Flange
324 sq in
Blade Type
V-Groove
Pressure Drop @ 1000 fpm (AMCA 5.2)
0.1226 in wg
Closure Type
Motorized
Damper Application
Smoke
Number of Panels
1
For Air Type
Emergency Smoke
ACMA Leakage Class
2
Closure Velocity Rating
2,000 fpm
Blade Material
Galvanized Steel
Switch Action
Normally Closed
Blade Seal Material
Silicone
Damper Type
Dynamic
Maximum Air Pressure
4 in wg
Maximum Air Velocity
2000 fpm
Frame Material
Galvanized Steel
Rough Opening Shape
Square
Includes Motor
Yes
For Duct Shape
Square
Closure Pressure Rating
4 in wc
Maximum Temperature Rating
350 Degrees F
Blade Orientation
Parallel Blades
Nameplate Voltage
24V AC
Airflow Direction
Horizontal; Vertical
Frequency
60 Hz
Fusible Link Temperature
350 Degrees F
Flange Type
Hat Channel

Description

19.75 In.H 12 In.L 18 In.W Motrzd Smoke Damper, For Nominal Duct Diameter Not Applicable, Damper Application Smoke, Number of Panels 1, Overall Height 19 3/4 in, Overall Length 12 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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