For air dampers and control valves of oil or gas burners Electromotoric actuators
For SQM33.4... up to 1.2 Nm nominal output torqueFor SQM33.5... up to 3 Nm nominal output torque self-holding torque
TECHRITE-SIEMENS-SIEMENS-SQM33-ACTUATOR-FOR-OIL-AND-GAS-DAMPERS-ACTUATOR-013060324522.PDF [PDF]