Product Description: The Square D LXI36350 is a Molded Case Circuit Breaker from the Micrologic family. It features a 3-pole design with a 600V, 350A rating and an AIC rating of 200kA@480V. This breaker uses an I-Line Style Plug-In connection and includes solid-state protection with LSI functionality (Long-Time, Short-Time, and Instantaneous).