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  11. Square Fire/Smoke Damper, 7-3/4 In. W
Dayton Square Fire/Smoke Damper, 7-3/4 In. W 3HGJ9 - main

Square Fire/Smoke Damper, 7-3/4 In. W

  • Mfr # 3HGJ9

  • Zoro # G1353317

product price: $550.99
/ea
Item requires special delivery charges. A $70.00 per item surcharge will be applied.

Key Features

Mounting Type
Vertical/Horizontal
Actual Width
7 3/4 in
Includes
Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link
Voltage
120 V
Depth
21 in
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Specifications

Product Information

MFR #
3HGJ9
Zoro #
G1353317
UPC #
190735289167
Country of Origin
Mexico

Dimensions

Actual Width
7 3/4 in
Depth
21 in
Actual Height
7 3/4 in
Nominal Duct Height
8 in
Nominal Duct Width
8 in
Rough Opening Width
8 in
Overall Width
8 in
Overall Height
7 3/4 in
Frame Material Thickness
16 ga
Blade Material Thickness
16 ga
Overall Length
21 in

Details

Item
7.75"H 21"L 8"W GalvStl Fire/Smke Dampr
Mounting Type
Vertical/Horizontal
Includes
Factory Mounted Actuator; Stainless Steel Closure Spring; UL Fusible Link
Voltage
120 V
Material
Galvanized Steel
Free Area
35.3 sq in
Max. Temp.
350 Degrees F
Recommended Retaining Angle
Mfr. No. 2TGG5
Damper Shape
Square
Fire Rated
1 1/2 hr
Pressure Differential Max.
4 in wg
Seals
Extruded Silicone Rubber Blade
Hz
60
Max. Velocity
2,000 fpm
Damper Item
Motorized Fire/Smoke Damper
Frame
16 ga
Phase
1
Standards
AMCA; CSFM; IBC; NFPA 80,90A,92,101 and 105; UL 555S
Blade
16 ga
Jamb Seal Material
Stainless Steel
Fusible Link Temperature
350 Degrees F
Blade Seal Material
Silicone
Nameplate Voltage
120V AC
Maximum Temperature Rating
350 Degrees F
Frame Less Flange
64 sq in
Flange Type
Hat Channel
Closure Pressure Rating
4 in wc
ACMA Leakage Class
2
Closure Velocity Rating
2,000 fpm
Switch Action
Normally Closed
Airflow Direction
Horizontal; Vertical
Includes Motor
Yes
Frequency
60 Hz
Blade Orientation
Parallel Blades
Damper Type
Dynamic
Maximum Air Pressure
4 in wg
Closure Type
Motorized
For Duct Shape
Square
For Air Type
Emergency Smoke
Rough Opening Shape
Square
Damper Application
Fire and Smoke
Blade Material
Galvanized Steel
Maximum Air Velocity
2000 fpm
Frame Material
Galvanized Steel
Electrical Connection
Hardwired
Number of Panels
1
Blade Type
V-Groove
Mounting Position
Horizontal; Vertical

Description

7.75 In.H 21 In.L 8 In.W GalvStl Fire/Smke Dampr, For Nominal Duct Diameter Not Applicable, Damper Application Fire and Smoke, Number of Panels 1, Overall Height 7 3/4 in, Overall Length 21 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 8 in, Frame Material Thickness 16 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter Not Applicable, Rough Opening Width 8 in, Damper Type Dynamic, Maximum Air Velocity 2000 fpm, Nameplate Voltage 120V AC

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