1SDA104925R1

The ABB 1SDA104925R1 is a Shunt Opening Release (YO) accessory engineered for the ABB SACE Tmax XT series of Molded Case Circuit Breakers (MCCBs), specifically frames XT5 and XT6. This electrical release accessory allows the circuit breaker to trigger an open command remotely when energized across a flexible control voltage range of 24V to 60V AC/DC. It is designed for industrial electrical panels, automated safety shutdown lines, and power distribution systems requiring reliable remote tripping.