SQM10.16502 Siemens Actuator

Overview

The Siemens SQM10.16502 is a high-performance, reversible electromotoric actuator designed for the precise positioning of air dampers and control valves in gas and oil burners. Engineered for industrial and commercial combustion systems, this robust servo motor ensures optimal fuel-to-air ratios, enhancing combustion efficiency and operational safety. It features a locking-proof synchronous motor and a durable gear train housed in die-cast aluminum with an impact-resistant plastic cover, making it suitable for demanding environments.

Features

• Reversible synchronous motor that is locking-proof, ensuring reliable performance under load
• Integrated cam stack with 2 end switches and 5 auxiliary switches for flexible control configurations
• Manual adjustment of switching points using setting scales and adjustable cams
• Maintenance-free reduction gearing equipped with self-lubricating sinter-bronze bearings
• Internal scale for precise position monitoring and adjustment during setup
• Durable construction with a die-cast aluminum housing and IP54 protection rating

Specifications

• Model: SQM10.16502
• Operating Voltage: AC 220 V to 240 V (+10% / -15%), 50/60 Hz
• Nominal Torque: 10 Nm
• Starting Torque: 15 Nm
• Running Time: 29 seconds for 90 degrees; 42 seconds for 130 degrees (at 50 Hz)
• Direction of Rotation: Counterclockwise (facing the drive shaft)
• Power Consumption: 9 VA
• Protection Class: IP54
• Weight: Approximately 1.7 kg (3.7 lbs)
• Operating Temperature: -20 C to +60 C

Applications

• Precise control of air dampers in industrial burner systems
• Regulation of gas and oil flow via control valves for optimal combustion
• Integration with burner controllers and switching devices equipped with changeover contacts
• Use in HVAC systems, boiler plants, and manufacturing facilities requiring high-torque automation
• Suitable for systems utilizing 4-20 mA signals when paired with appropriate electronic controllers