Circuit breakers to protect lines up to 6300 A, offering advanced digital features Future Ready MasterPact MTZ is a comprehensive range of air circuit breakers designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults. MasterPact MTZ embeds advanced digital technologies and MicroLogic X control units helping to contribute to safety and energy efficiency.

Circuit breakers 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.

Circuit breakers 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.

Circuit breakers 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.

Masterpact M is obsolete on October 1st 2003, it is replaced by the range of Masterpact NT, NW and MTZ This page is designed to assist all customers using legacy Masterpact M with the transition to replacement offers that Schneider Electric service team provide.