
Siemens 3RW4424-3BC45
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The Siemens SIRIUS 3RW4424-3BC45 soft starter is designed for reliable and controlled starting of three-phase induction motors in industrial applications. With rated values of 47 A at 500 V and 40 °C, and up to 30 kW, this device ensures reduced mechanical stress, lower inrush currents, and extended service life of connected equipment.
In inside-delta configuration, the soft starter supports currents up to 81 A and motor ratings up to 45 kW, making it suitable for demanding drive tasks in the voltage range of 400 to 600 V AC. The integrated spring-type terminals allow for secure and maintenance-friendly wiring, meeting the requirements of modern control cabinets.
This product is part of the proven Siemens SIRIUS range and was manufactured in Germany, ensuring high quality and compliance with international standards. Please note that this model is a phased-out product. For new installations or long-term availability, the successor series SIRIUS 3RW5 is recommended, with the preferred replacement being 3RW5524-3HA16.