Molded Case Circuit Breakers

Molded case circuit breakers (MCCB)

MCCBs protect commercial and industrial electrical systems against overloads and short circuits while supporting higher current and breaking-capacity requirements than typical miniature circuit breakers. Adjustable trip settings are available on selected models for better coordination with the installation.

Explore ABB Tmax XT and Schneider Electric Compact NSX and EasyPact CVS ranges. Compare pole configuration, rated current, breaking capacity, trip-unit type and mounting requirements. The correct MCCB should be selected from the system fault level, cable capacity, load profile and required selectivity. For project calculations and compatible accessories, contact PowerOn or consult a qualified electrical engineer.

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