The MCCB S6L 3P is a fixed circuit breaker with a breaking capacity of 12 kA. It has a rated current of 630 A and three-poles. The I1 range is from 252 A to 630 A, the I2 range is from 630 A to 6300 A, and the I3 range is from 945 A to 7560 A. This MCCB features an electronic trip unit and front terminals for easy installation. It also has a solid-state release mechanism designed for AC applications. The MCCB S6L 3P is manufactured by ABB.