Siemens 3RW4046-1TB04

The Siemens 3RW4046-1TB04 is a compact soft starter designed to improve motor startup performance while reducing mechanical stress and electrical peak currents. With a size S3 rating, it supports motors up to 80 amps and 45 kW at 400 V, making it suitable for a wide range of industrial applications. The unit operates on supply voltages from 200 to 480 VAC and includes 24 VAC/DC control inputs for flexible integration. It features screw terminals for secure wiring and incorporates thermistor motor protection to help safeguard against overheating. This reliable soft starter is available through BSP Automation, providing a practical solution for smooth motor control.