The 3RF3410-1BB24 Relay is a solid-state, 3-phase relay from Siemens. It offers protection against phase failure, improper phase sequence, phase imbalance, and overload. It also provides a blocking function: in the event of power loss, it automatically disconnects the load from the supply. It is capable of handling currents up to 180A, and is designed for long life. It is RoHS compliant and CE certified, ensuring it meets the requirements of even the most stringent safety regulations.