ABB Tmax XT1 is the most compact circuit breaker of the family, available in fixed and plug in version. Despite the reduced dimensions, Tmax XT1 reaches a breaking capacity value of 70kA at 415V. ABB Tmax XT2 is the high performing circuit breaker for applications up to 160A with a maximum breaking capacity of 150kA at 415V. Electronic and thermomagnetic trip units are available for power distribution, motor protection and generator protection. Flexibility of installation is guaranteed by the possibility to install Tmax XT2 even in withdrawable version. ABB Tmax XT3 is the standard circuit breaker for applications up to 250A, available in fixed and plug in version. Two different levels of breaking capacity are available up to the maximum value of 50kA at 415V. ABB Tmax XT4 is the powerful circuit breaker for applications up to 250A with a maximum breaking capacity of 150kA at 415V. Electronic and thermomagnetic trip units are available for power distribution, energy metering, motor protection and generator protection. Flexibility of installation is guaranteed by the possibility to install Tmax XT2 even in withdrawable version.

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