Air Damper Actuator – CN20, CN34 SERIES

NON-SPRING RETURN DIRECT-COUPLED DAMPER ACTUATORS
FOR MODULATING AND FLOATING / 2-POSITION CONTROL

GENERAL
These direct-coupled damper actuators provide modulating
control for:
• air dampers,
• VAV units,
• air handling units,
• ventilation flaps,
• louvers, and
• reliable control for air damper applications with up to
4.6 m2
/ 50 sq.ft. (20 Nm / 177 lb-in) or 7.8 m2
/ 85 sq. ft.

(34 Nm / 300 lb-in) (seal-less dampers; air friction-
dependent).

FEATURES
• Self-centering shaft adapter
• Access cover to facilitate connectivity
• Service/off for safe & easy servicing
• Rotation direction selectable by switch
• Declutch for manual adjustment
• Mechanical end limits
• Field-installable auxiliary switches
• Mountable in any orientation (no IP54 if upside down)
• Mechanical position indicator
• CE and UL certified