This Compact nsx 250F is a complete 3F 3D permanent circuit breaker designed to optimize space and shutdown capability. It is the optimal choice for all standard and specific applications. The breaking capacity (Icu) is 36 kA (rms value) at 415 VAC 50/60 Hz. Operating voltage is 690VAC 50/60Hz. This product contains a thermal-magnetic trigger (TMD) rated at 250 A. TMD trigger provides adjustable overload protection and permanent magnetic protection. The 3-pole version (105 mm x 161 mm x 86 mm) is equipped with a number of optional features and accessories. It complies with international standards (IEC 60947), CCC, EAC and marine specifications. The Compact nsx 250F is part of Schneider Electric's Ecostruxure power architecture.