The ABB 1SFB536271A1007 is a motor protection relay designed to provide reliable protection, monitoring, and control for three-phase AC motors in a variety of industrial and commercial applications. This device ensures motor safety by protecting against faults such as overloads, phase loss, under-voltage, and short circuits. It is part of ABB’s protection and control relay product family, which is engineered for robust performance and user-friendly integration in motor-driven systems.