The Siemens SQM50.464R1H3 is a precision rotary combustion actuator designed for industrial burner and fuel control applications. With a robust 140 in-lb torque output, a 25-second travel time for 90-degree rotation, and a 135-ohm position feedback potentiometer, this actuator is ideal for modulating air, fuel, and gas valves in commercial and industrial combustion systems.
Technical Specifications:
- Model: SQM50.464R1H3
- Torque Output: 140 in-lbs (16 Nm)
- Travel Time: 25 seconds per 90-degree rotation
- Rotation Direction: Counterclockwise (CCW)
- Shaft Type: 3/8″ square shaft
- Position Feedback: 135-ohm potentiometer
- Voltage Options: Available in various supply voltage configurations
- Control Type: Modulating actuator for precise fuel-air ratio control
- Mounting Compatibility: Direct coupling for linkage-free installation
Key Features & Benefits:
✔ High Torque Performance: Delivers 140 in-lbs of force, suitable for larger valves and dampers.
✔ Accurate Positioning: 135-ohm potentiometer feedback ensures precise valve control.
✔ Durable Build: Industrial-grade construction for long-term reliability.
✔ Fast Operation: 25-second travel time allows quick response to burner adjustments.
✔ Versatile Application: Compatible with Siemens LMV burner management systems.
✔ Counterclockwise Rotation: Designed for applications requiring CCW modulation.
Compatible Siemens Parts & Systems:
The SQM50.464R1H3 Actuator is designed for seamless integration with Siemens burner management and fuel-air ratio control systems, including:
- Siemens LMV3 / LMV5 Linkageless Burner Management Systems – Provides precise electronic control of actuators.
- Siemens RWF55 Controllers – Regulates fuel-air ratio for combustion optimization.
- Siemens SKP Gas Valves – Works in tandem with actuators for modulating gas flow.
- Siemens SQN Actuators – Used in conjunction with smaller dampers and valves for staged control.
Applications:
The Siemens SQM50.464R1H3 actuator is ideal for industrial burner and combustion control, including:
- Power Plants & Utility Boilers – Controls dampers and gas valves for efficient combustion.
- Industrial Ovens & Furnaces – Regulates air and fuel mixture for optimized heating.
- Petrochemical & Refining – Ensures precise modulation of burner inputs.
- Steam Boilers & Hot Water Systems – Helps maintain consistent flame operation.
- Food Processing & Manufacturing – Provides modulating control for heat applications.
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