SQM53.464R1G3 Siemens Damper Motor

Overview

The Siemens SQM53.464R1G3 is a high-precision reversing rotary actuator designed for the accurate positioning of flow control valves, butterfly valves, and dampers in industrial and commercial burner applications. Part of the SQM5 series, this motor is engineered for durability and repeatability, providing reliable modulation in high-demand HVAC and combustion systems. It features a rugged design capable of delivering significant torque, ensuring precise air and fuel ratio control for optimized burner performance.

Features

• Modular design allows for the use of exchangeable circuit boards and potentiometers to meet specific application needs
• Equipped with six easily adjustable internal switches for customized limit and auxiliary signaling
• Integrated auto/manual selector switch and manual forward/reverse toggle switch facilitate easy commissioning and maintenance
• Disengagement clutches for the drive shaft and cam drum allow for rapid manual alignment
• Features an externally visible shaft position indicator for quick visual monitoring
• High rotational resolution and low hysteresis ensure exceptional modulating accuracy

Specifications

• Model: SQM53.464R1G3
• Operating Voltage: 110-120 VAC (50/60 Hz)
• Torque: 200 lb-in
• Running Time: 25 seconds for a 90 degree stroke (at 60 Hz)
• Control Input Signal: 4-20 mA
• Rotation Direction: Counter-clockwise (CCW)
• Drive Shaft: 3/8 inch square shaft
• Potentiometer: 1000 Ohm, 90 degree
• Protection Rating: Standard industrial housing (NEMA 4/IP66 versions available)

Applications

• Positioning of air dampers and gas butterfly valves in industrial burner trains
• Modulating control for process heating and large-scale boiler systems
• Precise fuel/air ratio control in dual-fuel burner applications
• Suitable for any industrial application requiring high-torque rotary motion and high repeatability
• Replacement and upgrade for competitive actuators using various mounting brackets