This compact NSX400HB2 is a complete fixed-mount 3P 3D circuit breaker designed to optimize space requirements and breaking capacity. It is an optimum choice for all standard and special applications. The breaking capacity (ICU) is 85 kA eff. At 500 VAC 50/60 Hz and 100 kA eff. At 690 VAC 50/60 Hz. The operating voltage is 690 VAC 50/60 Hz. This product has an electronic trigger MicroLogic 2.3 with a rated power of 400 A. The trigger device MicroLogic 2.3 offers adjustable long-term and short-term protection functions as well as a fixed instantaneous protection. This 3-pole version (140 mm x 255 mm x 110 mm) comes with a variety of optional functions and accessories. It complies with international standards (IEC 60947), CCC, EAC and Marine specifications. Compact NSX400HB2 is part of Schneider Electric's EcoStruxure power architecture.This text is machine translated.