The Schneider Electric Compact NSX CVS400F is a three-pole, 320A molded case circuit breaker (MCCB) from the Compact NSX series, featuring a High (F) breaking capacity. Designed for robust performance in commercial and industrial power distribution, it provides reliable protection against overloads and short-circuits for main feeders and large branch circuits
Parameter Value / Description
Product Line / Frame Size Compact NSX400
Rated Current (In) 320 A (Maximum continuous current. Actual set current depends on the installed trip unit).
Number of Poles 3
Breaking Capacity High (F Rating)
Rated Ultimate Breaking Capacity (Icu) Typically 70 kA at 415V AC (IEC 60947-2). (Confirm exact value for specific voltage).
Rated Service Breaking Capacity (Ics) 100% of Icu (IEC 60947-2).
Rated Operational Voltage (Ue) Up to 690 V AC
Trip Unit (Must be specified) Thermal-Magnetic (TM-D) or Electronic (Micrologic).
• TM-D: Fixed tripping characteristics.
• Micrologic: Adjustable electronic (e.g., MIC2.2, MIC5.2, MIC6.2).
Standard IEC 60947-2
Mounting Fixed or Plug-in/Withdrawable (depending on selected base kit).
Connection Front or Rear connection (depends on kit). Suitable for busbar or cable lug connection.
Width Approximately 126 mm (for 3-pole fixed version. Width varies with mounting style).