The Siemens SQM56.66R1G3R is an SQM5 series proportional actuator designed for precise modulation of combustion air and fuel control in industrial burner systems, delivering 140 lb-in (16 Nm) of torque.
Technical Details
- Part Number: SQM56.66R1G3R
- Manufacturer: Siemens
- Series: SQM5
- Type: Proportional Reversing Actuator
- Torque: 140 lb-in (16 Nm)
- Control Signal: 4–20 mA proportional input
- Feedback Signal: Potentiometer
- Running Time (60Hz): 25 seconds for 90° rotation
- Power Supply: 110–120V AC
- Shaft: Dual-ended square shaft
- Mounting: Direct or bracket installation
- Operating Temperature: -10°C to +60°C
Applications
- Modulating control of combustion air dampers
- Fuel valve positioning for industrial burners
- Integration with electronic burner management systems
- Retrofit and replacement for older SQM series actuators
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Alternate Part Numbers
SQM5666R1G3R, SQMS6.66R1G3R