3RW4075-6BB45 SIEMENS

The SIRIUS 3RW4075-6BB45 soft starter is a highly reliable and efficient solution for smoothly starting three-phase asynchronous motors. This S12 soft starter is designed for motors with a power rating of up to 250 kW at 500 V and an operating temperature of 40°C. It operates within a voltage range of 400-600 V AC and utilizes a control supply voltage of 230 V AC. The 3RW4075-6BB45 offers adjustable current limiting, voltage ramp-up, and torque control, ensuring optimal motor starting performance while minimizing stress on the motor and connected equipment. Integrated bypass contacts reduce energy losses during normal operation, enhancing overall system efficiency. The soft starter is equipped with screw terminals for easy and secure electrical connections. Its compact design allows for space-saving installation in control cabinets. Comprehensive protection functions, including overload and overcurrent protection, safeguard the motor and starter from potential damage. This soft starter contributes to increased motor lifespan and reduced maintenance costs. It is ideally suited for a wide range of applications, including pumps, fans, compressors, and conveyors.