Product Description: The Square D ME836LSIG is a Molded Case Circuit Breaker from the I-Line family. It features a 3-pole design with a 600V, 800A rating and a 100kA@480V AIC rating. This breaker uses an I-Line Style Plug-In connection and includes Solid State protection with LSIG functionality (Long-Time, Short-Time, Instantaneous, and Ground Fault).