Square D LAP36300MTU Molded Case Circuit Breaker

Square D by Schneider Electric LAP36300MTU Molded Case Circuit Breaker is a 600 V, 300 A, three‑pole PowerPact MCCB designed to protect three‑phase distribution circuits from overloads and short circuits. This unit‑mount, thermal‑magnetic breaker belongs to the LAP family and is intended for standard PowerPact installations in mid‑ to large‑sized electrical panels. Line‑side termination is listed as busbar (no lugs) and load‑side termination as lug terminals, with an L‑Frame construction suited to robust field replacements. Catalog data commonly shows interrupt ratings of 42 kA at 240 VAC and 30 kA at 480 VAC, with some listings indicating up to 22 kA at 600 VAC depending on configuration.