Tmax XT moulded case circuit breakers deliver an extremely high performance level and increasingly better safety.

Range is progressively smaller in size and simple to install, available in four frame sizes: XT1, XT2 up to 160A and XT3, XT4 up to 250A.

High breaking capacity in compact dimensions

XTraordinary limiting characteristics allow savings in copper and footprint in switchboard, high selectivity values and very compact motor protection solutions.

Ease of use and installation flexibility

A dedicated range of accessories and a renewed solution for electronic trip units is available to adapt Tmax XT to different applications scenarios.

Customized protection and information availability

Specific electronic trip units for energy metering, motor protection and generator protection are featured in addition to a Modbus communication module for integration in a supervision system.

Increased safety for operators

Wide range of keylocks and padlocking options, plug in and withdrawable versions to speed up maintenance operations and improve diagnostics for ready-to-use information about breaker status.