SACE Emax 2 and Tmax XT Embedded ATS White Paper

This white paper details the embedded Automatic Transfer Switch (ATS) system within ABB’s SACE Emax 2 and Tmax XT circuit breakers, covering its operation, licensing, and application configurations. It includes technical annexes on Main-Tie-Main closed transition, Main-Gen open transition, and the differences between Grey and Black trip units for embedded ATS.