AC-46

Control Damper

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Common Applications

Wood Truss Assemblies
Multifamily
Light Commercial

Resources

Product Sheets

PDF AC-46 Product Sheet

Installation Instructions

PDF AC Installation Instruction
PDF Jackshaft Installation
PDF Removable Duct Section Installation

Accessories

PDF PI-50 dual position indicator switch
PDF Pull Chain Operator

Overview

AC-46 control damper employs airfoil blades and a rugged hat channel frame to provide extremely low leakage and exceptional air control in medium to high pressure and velocity applications.

Standard Construction

Frame: 5" x 1" (127 x 25) galvanized steel hat channel with interlocking corner gusset. Equivalent to 13 ga. (2.4) channel frame. Low profile head and sill are used on sizes less than 13" (330) high.
Blades: 6" x 14 gauge (152 x 2.0) equivalent galvanized steel - airfoil. Opposed.
Axles: 1/2" (13) diameter plated steel hex.
Linkage: Concealed in frame.
Bearings: Synthetic.
Seals: Silicone blade edge seals integrally rolled and mechanically fastened to blades. Flexible metal jamb seals.
Control Shaft: 1/2" x 6" (13 x 152) round drive axle with outboard shaft support bracket and bearing supplied on all single section dampers for field installation. Factory installed 3/4" (19) diameter jackshaft on all multiple section dampers.
Minimum Size: 8" x 10" (203 x 254).
Maximum Size: Single Section: 48" x 72" (1219 x 1829).
Multiple Sections: Unlimited.

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