Siemens SQN75.664A26 actuator

Siemens SQN75.664A26 actuator: reliable air damper control for medium power burners. Buying Siemens SQN75.664A26 means equipping your burner installation with a high-quality electric drive for precise air supply regulation. This model is specially designed for small and medium power gas and liquid fuel burners and ensures optimal fuel-air mixture ratio for maximum efficiency and equipment safety. Purpose and application: The Siemens SQN75.664A26 actuator is intended for rotating air dampers of burner devices, controlling the exact ratio of burned fuel and air. It is integrated into single-stage, two-stage, or modulating burners of small and medium power. Main functions of the actuator: Positioning the damper during ignition — supplying the amount of air necessary for safe ignition; Controlling the damper during low-fire and high-fire operation; Opening the damper during combustion chamber purging to remove residual gases. The actuator is controlled by flame management systems (burner managers) and is compatible with controllers LFL..., LME..., LMG..., LMO..., LOA..., as well as the RWF40 controller. Technical specifications of Siemens SQN75.664A26: The SQN75.664A26 actuator is equipped with a reversible synchronous motor with anti-locking protection. Below are the full technical specifications of the device: Electrical parameters: Supply voltage: 230 V (AC, acceptable 220 V, 50/60 Hz); Power consumption: 6 VA (30 W according to other data); Motor type: reversible synchronous with anti-locking protection. Mechanical characteristics: Torque (nominal): 2.5 Nm; Torque (holding): 1.3 Nm; Rotation time for 90°: 30 seconds; Rotation direction: clockwise