The Siemens SQM56.664R1G3 is a heavy-duty, reversing actuator designed for industrial damper and valve control in combustion management systems. With a torque rating of 400 in-lbs and a 50-second travel time for 90-degree rotation, this actuator provides precise modulation and positioning of air and gas flow control devices. It operates on 120V and features a 4-20 mA input signal, making it suitable for applications requiring high-accuracy control in burners and process heating systems.
Technical Specifications
- Model: SQM56.664R1G3
- Voltage: 120V
- Torque: 400 in-lbs
- Travel Time: 50 seconds per 90-degree rotation
- Control Signal: 4-20 mA
- Shaft Size: 3/8″ square
- Rotation Direction: Counterclockwise (CCW)
- Actuator Type: Reversing actuator for dampers and valves
- Application: Combustion air and gas flow control
Key Features
- High-torque design for reliable damper and valve control in industrial combustion systems
- Precise modulation with a 4-20 mA control signal for accurate positioning
- Heavy-duty construction ensures long service life in demanding environments
- Reversible operation allows for fine adjustments to burner air/gas ratios
- Compatible with Siemens burner management and control systems
Compatible Siemens Components
- Siemens LMV5 and LMV3 Burner Management Systems
- Siemens SQM Actuator Mounting Kits
- Siemens Gas and Air Control Valves
Industry Applications
- Industrial boilers and furnaces
- Power generation combustion systems
- Petrochemical and refinery burners
- Food processing and industrial drying ovens
- HVAC and large-scale ventilation systems
Installation & Operational Notes
- Designed for precise positioning of dampers and fuel valves in burner control systems
- Compatible with Siemens LMV combustion control systems
- 50-second travel time allows for smooth modulation and control
- Periodic inspection and maintenance recommended for optimal performance
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