SQM10.15561 Siemens Actuator

Overview

The Siemens SQM10.15561 is a reversible electromotoric actuator specifically designed for the precise positioning of air dampers and control valves in industrial oil or gas burners. As a member of the SQM1 series, this high-performance servo motor ensures optimal combustion by maintaining accurate fuel-to-air ratios. It is engineered for integration with controllers or switching devices featuring changeover contacts, providing a reliable and durable solution for demanding HVAC and burner applications.

Features

• Reversible synchronous motor that is locking-proof, ensuring consistent performance under load
• Integrated cam stack with two end switches and five auxiliary switches for comprehensive control and feedback
• Adjustable switching points via manual cams with an internal scale for easy setup
• Robust mechanical design featuring a die-cast aluminum gear train housing and an impact-resistant, dark-grey plastic cover
• Maintenance-free reduction gearing with self-lubricating sinter-bronze bearings
• Provision for internal integration of a potentiometer for remote position indication or P-control feedback

Specifications

• Model: SQM10.15561
• Operating Voltage: AC 110 V (50/60 Hz)
• Nominal Torque: 10 Nm
• Starting Torque: 10 Nm
• Holding Torque: 4 Nm
• Running Time: 14 seconds for 90 degrees; 20 seconds for 130 degrees
• Direction of Rotation: Counterclockwise (facing the drive shaft)
• Positioning Angle: Up to 160 degrees
• Protection Rating: IP54 (with appropriate cable entry)
• Power Consumption: 9 VA
• Weight: Approximately 1.7 kg

Applications

• Precise control of air dampers in commercial and industrial oil or gas burner systems
• Regulation of fuel control valves to optimize the combustion process
• Integration into burner control sequences for heating plants and manufacturing facilities
• Use with controllers or switching devices equipped with changeover contacts for automation and safety supervision