ABB XT5LU340AKFF000XXX is a SACE Tmax XT5L 400 A molded‑case circuit breaker for three‑phase power systems, UL/CSA listed. It features an Ekip DIP I (MCP) trip unit on the XT5L 400 frame, providing thermal‑magnetic overcurrent protection with adjustable trip settings for reliable fault isolation. Rated for up to 100 kA interrupting capacity at 480 VAC, the unit weighs about 5.1 kg and measures roughly 140 mm wide by 205 mm high by 103.5 mm deep. As part of ABB's Tmax XT family, this 400 A three‑pole breaker is suitable as a main or feeder protection device in industrial electrical distribution panels and switchgear.
