The ABB XT5NU340ABFF000XXX Xt5N 400 Tma 400-4000 3P Ff Ul is a robust circuit breaker designed for high-performance electrical systems. This model features a fixed three-pole configuration with front terminals, ensuring easy installation and maintenance. Equipped with a thermomagnetic release TMA R 400, it offers reliable protection with a current range of 2000 to 4000 A. The fully rated neutral ensures balanced load distribution, making it ideal for demanding industrial applications. Certified under UL/CSA standards, this circuit breaker guarantees safety and efficiency in your electrical infrastructure.