ASF 122, 123: Damper actuator with spring return
 
How energy efficiency is improved
Overload protection and end stop detection for efficient usage of energy
 
Features
For operating air dampers, shut-off dampers, butterfly valves and multi-leaf dampers
For controllers with switching (2- and 3-point) output
Self-centring spindle adapter
Manual adjustment using hexagon socket, including locking of gear unit
Wear-free brushless motor
Maintenance-free
Change direction of rotation by simply turning the actuator
Suitable for all fitting positions