Schneider Electric Square D LA36400 I-Line Circuit Breaker

Schneider Electric Square D LA36400 I-Line Circuit Breaker is a 400 A, 3‑pole molded‑case unit built on the LA frame for 600 V AC systems, featuring I‑Line plug‑in mounting for fast installation in commercial and industrial panels. This thermal‑magnetic breaker provides long‑time and instantaneous trip protection for feeder circuits and uses line/load lug terminals compatible with AL400LA configurations. It is rated for 600 V AC service with an interrupting capacity of 22 kA and 10 kA at 250 V DC, reflecting its suitability for high‑fault‑current environments in power distribution systems.