ASM 134: Damper actuator 
 
How energy efficiency is improved
Torque-dependent cut-off facility for efficient usage of energy
 
Features • For operating air dampers, shut-off dampers, butterfly valves and multi-leaf dampers • For controllers with a switching (3-point) output
• Self-centring spindle adapter • Gear unit can be disengaged to position the damper and for manual adjustment
• Stepping motor with electronic activation and cut-out
• Direction of rotation changed by transposing the connections
• Suitable for all fitting positions
• Maintenance-free
• Version with halogen-free cable on demand