This ComPacT NSX250R is a complete fixed 4P 4d circuit breaker designed to optimize space and breaking capacity. It is an optimal choice for all standard and special applications. The breaking capacity (Icu) is 200 kA rms at 415 VAC 50/60 Hz and 45 kA rms at 690 VAC 50/60 Hz. The operating voltage is 690 VAC 50/60 Hz. This product has a MicroLogic 5.2 E electronic trip unit with a rating of 250 A. The MicroLogic 5.2 E trip unit offers adjustable long-term, short-term and instantaneous protection. MicroLogic 5.2 E has an integrated display for fine adjustment and display of the energy meter. This 4-pole version (140 mm x 161 mm x 86 mm) comes with a wide range of optional features and accessories. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications. ComPacT NSX250R is part of Schneider Electric's EcoStruxure Power architecture.