3RW4026-2TB04 SIEMENS

The SIRIUS 3RW4026-2TB04 soft starter is a size S0 device designed for motors up to 11 kW at 400 V and 40°C. It operates within a voltage range of 200-480 V AC and utilizes a 24 V AC/DC control supply. This soft starter provides a stepless start for three-phase asynchronous motors, minimizing mechanical stress and current peaks during startup. Equipped with spring-type terminals, it ensures secure and vibration-resistant connections, simplifying installation and maintenance. Integrated thermistor motor protection safeguards the motor against overheating, preventing damage and extending its lifespan. The 3RW4026-2TB04 offers adjustable starting voltage and current limiting, allowing for customized motor starting characteristics. It also features built-in bypass contacts to reduce energy losses after the motor has reached full speed. This soft starter is ideal for applications requiring smooth and controlled motor starting, such as pumps, fans, and compressors. Its compact design and comprehensive protection features make it a reliable and cost-effective solution for motor control.