SIMOPRIME Switchgear

SIMOPRIME switchgear, up to 17.5 kV and up to 24 kV

  • Factory‐assembled, type‐tested switchgear according to IEC 62271‐200
  • Use of high quality, world-wide available components
  • Design based on global best practice and 50 years of experience


  • Interlockings between high-voltage door and switching devices
  • Rack-in, rack-out operations of the circuit‐breaker truck with high-voltage door closed
  • Metallic, earthed shutters and partitions, partition class: PM (metallic partition)
  • Use of metallic, earthed shutters and partitions between the compartments
  • Highest loss of service continuity of the switchgear (LSC2B according to IEC 62271‐200) during maintenance
  • Internal arc tested design according to IEC 62271‐200, 17.5 kV up to 40 kA, 1 s
  • Internal arc tested design according to IEC 62271‐200, 24 kV, up to 25 kA, 1 s
  • Use of maintenance‐free vacuum circuit breakers
  • Flexibility due to two types of withdrawable unit design
    – Withdrawable (cassette) type*
    – Truck type
  • Easy production of SIMOPRIME switchgear due to basic design without need of complex jigs and fixtures
  • Safe operation due to high-voltage door closed during all switching operations, including emergency manual operations

* only available up to 17.5 kV


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