Schneider Electric ComPacT NSX, new generation Circuit-breakers

Category:

General

  • Type: Molded Case Circuit Breaker (MCCB)
  • Standards: IEC / EN 60947-2
  • Utilization category: A
  • Pollution degree: 3 (industrial environments)

Electrical ratings

  • Rated current (In): 16 → 630 A
  • Operational voltage (Ue): up to 690 V AC
  • Breaking capacity (Icu):
    • Up to ~200 kA @ 415 V depending on model
  • Rated insulation voltage (Ui): typically 800 V
  • Impulse withstand (Uimp): 8 kV

Trip units

  • Thermal-magnetic (TM / TMD)
  • Magnetic only (MA)
  • Electronic (Micrologic):
    • Micrologic 2 (basic)
    • Micrologic 5 / 6 (advanced with metering & communication)

Protection functions

  • Overload protection
  • Short-circuit protection
  • Optional:
    • Earth leakage protection (Vigi module)
    • Zone Selective Interlocking (ZSI)
    • Energy metering & communication

Mechanical / installation

  • Versions:
    • Fixed
    • Plug-in
    • Withdrawable
  • Number of poles: 3P / 4P
  • Operating temperature:
    • Approx. –25°C to +70°C