This smoke damper includes factory mounted actuator, is made of galvanized steel, and it measures 18 inch width, 19¾ inch height, 12 inch length. This smoke damper has one phase, and is 60 Hz.
Technical Specs
ItemSmoke Damper
Number of Panels1
Overall Length12 in
For Duct ShapeSquare
Frame Material Thickness16 ga
Maximum Air Pressure4 in wg
Damper TypeDynamic
Nameplate Voltage24V DC
Closure Pressure Rating4 in wc
Closure Velocity Rating2,000 fpm
Free Area240.9 sq in
Switch ActionNormally Closed
Fusible Link Temperature350 Degrees F
Flange TypeHat Channel
Jamb Seal MaterialStainless Steel
Blade Seal MaterialSilicone
Phase1
For Air TypeEmergency Smoke
Blade Material Thickness16 ga
Frequency60 Hz
Damper ApplicationSmoke
Overall Height19 3/4 in
Rough Opening ShapeSquare
Overall Width18 in
Blade MaterialGalvanized Steel
Rough Opening Width18 in
Maximum Air Velocity2,000 fpm
IncludesFactory Mounted Actuator
Blade OrientationParallel Blades
Blade TypeV-Groove
Mounting PositionHorizontal
ACMA Leakage Class2
Pressure Drop @ 1000 fpm (AMCA 5.2)0.1226 in wg
Frame Less Flange324 sq in
Airflow DirectionHorizontal, Vertical
StandardsAMCA, CSFM, IBC, NFPA 80,90A,92,101 and 105, UL 555S
Maximum Temperature Rating350 Degrees F
Includes MotorMotor Included
Frame MaterialGalvanized Steel
Closure TypeMotorized
Country of OriginUnited States
(subject to change)