This Compact NSX400R is a complete 4P 4d fixed circuit breaker designed to optimize space and breaking capacity.It is an optimal choice for all standard and specific applications.The breaking capacity (Icu) is 200kA rms at 415VAC 50/60Hz and 45kA rms at 690VAC 50/60Hz.The operational voltage is 690VAC 50/60Hz.This product embeds an electronic Micrologic 5.3 E trip unit, with 400A rating.Micrologic 5.3 E trip unit provides adjustable long time, short time and instantaneous protection.Micrologic 5.3 E has an embedded display unit for fine settings adjustment and display of the energy (energy meter).This 4 poles version (185mm x 255mm x 110mm) comes with a variety of optional functions and accessories.It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications.Compact NSX400R is part of Schneider Electric EcoStruxure Power architecture.