The FI36040 I-Line circuit breaker is a 40-amp, three-pole molded-case protective device designed for 600 V systems. As part of Square D / Schneider Electric’s I-Line family, it uses plug-in mounting for I-Line bus assemblies and is rated for 3-phase distribution. This FI-type, current-limiting breaker provides reliable overcurrent protection for industrial electrical circuits up to 600 VAC in applications requiring compact, easy-to-replace protection in power distribution panels.
