Siemens 3RW4455-6BC36

The Siemens 3RW4455-6BC36 is a SIRIUS soft starter designed for controlling motors with a voltage rating of 400 to 690V AC at 50 Hz. It offers robust performance with a standard current rating of 615A, supporting motor loads up to 700 HP, and reaches up to 1065A for higher power demands around 1200 HP when calculated using the root-3 method. This soft starter operates efficiently at ambient temperatures up to 50 degrees Celsius and features convenient screw terminals for secure wiring connections. Distributed by BSP Automation, it provides reliable and smooth motor startup, helping reduce mechanical stresses and electrical peaks during operation.