The ComPacT NSX250H is a complete, space- and switching capacity-optimized, fixed 4P3D compact circuit breaker. It is an optimal choice for all standard and special applications. The short-circuit breaking capacity (Icu) is 70 kA rms at 415 VAC 50/60 Hz. The operating voltage is 440 VAC 50/60 Hz. This product includes an electronic MicroLogic 7.2 E Vigi trip unit with a rated current of 160 A and an integrated adjustable residual current protection. The MicroLogic 7.2 E Vigi trip unit provides adjustable long-time, short-time, and instantaneous protection. MicroLogic 7.2 E Vigi features a built-in display for fine-tuning and monitoring energy usage. This 4-pole version (140 mm x 161 mm x 86 mm) comes with a variety of optional features and accessories. It complies with international standards (IEC 60947), CCC, EAC, and marine specifications. The ComPacT NSX250H is part of Schneider Electric's EcoStruxure Power architecture.