8 in. Round Fresh Air Damper.
Overview
The EARD is a round damper with a 24 Vac powered-open/spring-closed motor. It is used for fresh air intake for ventilation or for combustion makeup air.
Features
Adjustable damper position range stops.
Single-blade damper.
Shipped as power open/spring return closed damper.
Galvanized steel.
Quiet operation.
Can be field-converted to power closed/spring return open damper.
Blade closes off tightly against gasket for minimal leakage.
Male (crimped) and female (uncrimped) ends to connect to any rigid or flexible round duct.
Product Specifications
Application
Fresh Air Damper
Item Type
Product
Voltage
24V
Size (in.)
8 inch
Shape
Round
Motor or Actuator Mounting
Side or Top
Motor
Power open, spring closed, reversible
Motor Timing
30 seconds power closed/10 seconds spring return
Wires to Motor
2
Other Motor Information
Range stops
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