Miniature Circuit-breakers up to 80A - North American standards North american standards UL, CSA and IEC miniature circuit breaker up to 80 A

High current air circuit breakers up to 5000 A complying with UL 489 standard MasterPact NT and NW UL 489 listed is a range of air circuit breakers designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults, and complying with UL 489 requirements. They embed MicroLogic control units and contribute to safety and energy efficiency. The solution covers ratings from 800 to 5000 A in two different compact sizes.