ABB 1SDA068120R1 is a 3-pole motor protection circuit breaker from the XT4 frame, rated 160 A continuous (In and Iu) with an adjustable magnetic-only trip unit covering 800 to 1600 A. It provides short-circuit protection in motor starter circuits where a separate overload relay handles thermal protection. The breaker fits a standard motor starter panel and is sized to the motor's full-load current.
Integration Note
The MA trip unit magnetic pickup is adjustable from 800 to 1600. The breaker is rated for 690 V operation.