Siemens Actuator Servomotor SQN72 / SQN73 Series

The SQN72/SQN73.. is an electromotoric actuators are designed for for positioning and driving air/gas dampers of oil burners, gas burners, and other ancillary equipment of small and medium heat capacity. They also offer load-dependent control of the amount of fuel and combustion air.

The controlling elements are controlled as follows depending on the current burner load:

  • In connection with P-PI or PID controllers, such as the RWF5
  • Directly via the different types of burner controls, such as LOA, LMO, LME, or LFL
  • In connection with 1- or 2-wire control or 3-position controllers
SQN72 ModelSQN73 Model

* * For other spare parts enquiries, please consult JATI