Switch disconnector with fuses — NH1 250 A, 4-pole
The Siemens 3NJ6314-1AA0.-.... is a SENTRON 3NJ63 switch disconnector with fuses in an in-line, pluggable NH1 format rated 250 A. It is a 4-pole unit rated for AC23B duty at 500 V, with a 55 kA breaking capacity at AC500V — meaning it can safely interrupt motor circuits and mixed loads up to that fault level without upstream cascading.
RoHS compliant since 27 September 2019. REACH Article 33 information is available on request.
