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single-sided with
off or over on changes in actual pressure relative to the set switching point (reference value)
181A20 is an energy-efficient damper actuator designed for precise airflow regulation in HVAC systems
Siemens AGG03 Quartz Lens Kit - High Sensitivity
401 - RASTx connector
Siemens SQM40.244A21 Servo Motor | Actuator voltage_200v single-sided withThe SQM40. 244A21 is a robust damper actuator designed for large commercial dampers in HVAC systems. It features a 10mm servo shaft diameter and operates with a counterclockwise rotation. With a servo torque of 10 Nm and a run time of 30 seconds to 90 degrees, this actuator provides reliable performance. It operates at 230V AC and includes 4 auxiliary switches for advanced control options. The actuator is housed in a NEMA 4 enclosure, ensuring
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