ABB XT1SU3100AYD000XXX is a 3-pole Tmax XT molded case circuit breaker (MCCB) in the XT13 frame, rated for 100 A for low‑voltage power distribution and feeder protection. It is designed for up to 600 V nominal and offers a 35 kA short‑circuit rating at 480 V AC, using a TMF thermal‑magnetic trip unit for reliable protection. The device features a single load‑side lug capable of #10–2/0 AWG conductors and is intended for panelboard installations in commercial and industrial electrical systems within ABB’s SACE Tmax XT family.
