SIEMENS SQM20.18502 servomotor

  • Industrial gas and oil burners
  • Boiler air damper and gas/oil valve control
  • HVAC and process heating systems
  • Power plants, large furnaces
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  • SQM20.18502 is a proportional actuator from Siemens, designed for precise positioning of air dampers and control valves in industrial burners.
  • It is robust and reliable, suitable for applications requiring high torque and accurate modulation.
  • Operating Voltage: 230V AC
  • Torque: 20 Nm (starting and running)
  • Opening Time: 45 s for 90°, 66 s for 130°
  • Angle of Rotation: 90° or 130°
  • Auxiliary Switches: 5
  • Direction of Rotation: Counterclockwise
  • Application: Proportional control, modulating burners, air damper and valve control