It is a ComPacT NSXm NA 50A load break switch, category AC-22A/AC-23A. It is designed to ensure reliable isolation switching. It offers new features such as Everlink technology, DIN rail and panel mounting capability. It integrates new spring type accessories that are externally visible. This 4-pole version is compatible with the accessories and ancillary equipment of the ComPacT NSXm circuit breakers. ComPacT NSXm NA has the same footprint as the ComPacT NSXm circuit breakers, 108 mm (W) x 137 mm (H) x 80 mm (D). It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.