The 1SFA611605R1111 is a motor protection circuit breaker from ABB. It is designed to protect, control, and monitor AC motors up to 690V AC. It features a full-range of diagnostics including overload, short-circuit, and phase-failure protection as well as under- and over-voltage digital time-delay functionality. It also includes a range of remote-control functions, digital input/output communication, and programmable logic controller (PLC) interface. The 1SFA611605R1111 is IP20-rated, making it suitable for use in light industrial environments.