This compact NSX100B is a complete fixed-mount 4P 4d circuit breaker designed to optimize space and breaking capacity. It is an optimum choice for all standard and special applications. The breaking capacity (ICU) is 25 kA eff. At 415 VAC, 50/60 Hz. The operating voltage is 690 VAC 50/60 Hz. This product has a thermo-magnetic triggering device (TMD) with a rated power of 50 A. The tripping device TMD offers an adjustable thermal overload protection and a fixed magnetic protection. This 4-pole version (140 mm x 161 mm x 86 mm) comes with a variety of optional functions and accessories. It complies with international standards (IEC 60947), CCC, EAC and Marine specifications. Compact NSX100B is part of Schneider Electric's EcoStruxure power architecture.This text is machine translated.