Siemens SQM48.497A9 | Burner Servo Motor Damper Actuator

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Siemens SQM48.497A9 | Burner Servo Motor Damper Actuator

Siemens SQM48.497A9 is a high‑torque servo motor actuator designed for burner and boiler systems. It delivers precise positioning of air dampers and fuel valves with adjustable running time, reliable limit control, and CANbus communication. Built for continuous industrial use with IP54 protection, it ensures stable and accurate combustion control in oil and gas firing systems.

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SQM48.497A9 (Siemens)

Product Type: Burner Servo Motor / Damper ActuatorBrand: Siemens (Germany)

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Key Specifications

Torque: 20 Nm (Nominal)
Operating Time (90°): 30–120 s (Adjustable)
Rotation Angle: Max. 90°
Supply Voltage: AC 230V
Power Consumption: 26–34 VA
Duty Cycle: 50% (Max. 3 min continuous)
Controls: 2 limit switches, 6 auxiliary switches
Control Signal: Analog (2–10V, 4–20mA)
Communication: CANbus
Protection: IP54
Weight: Approx. 3 kg

Applications

Industrial / commercial gas / oil burners
Boiler air dampers, fuel valves
LMV5 linkageless combustion systems

Status

Discontinued (replaced by SQM48.497B9)