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About Round Smoke Damper, 24V, 8-1/4 In. D
Motorized Smoke Damper, Damper Item Motorized Smoke Damper, Damper Shape Round, Actual Damper Sz. Dia. 7-7/8 In., Material Galvanized Steel, Frame 20 ga., Blade 14 ga., Max. Temp. 350 Degrees F, Max. Velocity 3000 fpm, Pressure Differential Max. 4 In. wg, Seals Silicone Rubber, Voltage 24, 60 Hz, 1 Phase, Free Area 43.34 sq. in., Nominal Duct Dia. 8 In., Depth 8-1/4 In., Mounting Type Vertical/HorizontalSpecification: Nominal Duct Dia.: 8"Seals: Silicone RubberStandards: UL Standard 555S, NFPA 92A, 92B, 101 and 105, IBC, CSFM, NYC MEA, Class II LeakageIncludes: Factory Mounted ActuatorDepth: 8-1/4"Material: Galvanized steelHz: 60Frame: 20 ga.Item: Motorized Smoke DamperBlade: 14 ga.Damper Shape: RoundPhase: 1Max. Velocity: 3000 fpmMax. Temp.: 350 Degrees FFree Area: 43.34 sq. in.Actual Damper Sz. Dia.: 7-7/8"Voltage: 24Damper Item: Motorized Smoke DamperPressure Differential Max.: 4" wgMounting Type: Vertical/Horizontal
