3RW4038-1BB04 SIEMENS

The SIRIUS 3RW4038-1BB04 soft starter is a highly reliable and efficient solution for smoothly starting three-phase asynchronous motors. This S2 frame soft starter is designed for motors with a rated operational current of 72 A and a power rating of 37 kW at 400 V, making it suitable for a wide range of industrial applications. It operates within a voltage range of 200-480 V AC and utilizes a 24 V AC/DC control supply voltage for enhanced flexibility. The integrated screw terminals ensure secure and easy electrical connections. The 3RW4038-1BB04 soft starter effectively reduces mechanical stress and voltage drops during motor start-up, extending the lifespan of both the motor and the connected equipment. By limiting the starting current, it minimizes the impact on the power supply system, preventing disruptions and improving overall system stability. Furthermore, the soft starter offers adjustable parameters for optimizing the starting and stopping characteristics of the motor, allowing for precise control and customization. Its compact design and robust construction make it ideal for installation in various industrial environments, ensuring reliable performance even under demanding conditions. This soft starter provides a cost-effective and efficient alternative to traditional starting methods, enhancing the performance and reliability of motor-driven systems.