High current air circuit breakers up to 4000 A EasyPact MVS is a range of LV power circuit breakers and switch-disconnectors designed to optimize cost and contribute to the safety and reliable performance of your electrical distribution network. The solution covers ratings from 800 to 4000 A in one single frame size.

Air Circuit breakers - ACBs to protect lines up to 1600 A, in a compact frame Masterpact NT is a comprehensive range of air circuit breakers designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults. Embedding Micrologic control units, it contributes to safety and energy efficiency. The range covers ratings from 630 to 1600 A in one unique compact size.

Air Circuit breakers - ACBs to protect lines up to 6300 A Masterpact NW is a comprehensive range of air circuit breakers designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults. Embedding Micrologic control units, it contributes to safety and energy efficiency. The range covers ratings from 800 to 6300 A in two different sizes.

Air Circuit breakers - ACBs to protect lines up to 4000 A, certified for Navy applications Masterpact NT and NW Navy is a range of air circuit breakers designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults, complying with Navy requirements. Micrologic control units are embedded contributing to safety and energy efficiency. The range covers ratings from 630 to 4000 A in two different sizes.

Ultra-fast Air circuit breakers - ACBs, to protect lines up to 5000 and 6000 A, under extremely powerful energy supply conditions. Masterpact UR is designed to protect electrical systems with outstanding performance in terms of short circuit current limitation and fault detection speed. It contributes to safety and performance wherever high short-circuit current is involved.

Electronic micrologic control units for Masterpact NT/NW /UR and for Compact NS Micrologic control units offer enhanced electronic circuit protection with comprehensive, integrated measurement, preventive and predictive maintenance. Micrologic control units are designed for use in both Compact NS and Masterpact NT, NW and UR circuit breakers to cover ratings up to 6300 A.