Indoor disconnectors, loadbreak and earthing switches

Indoor generator disconnectors QAS

This switching device is Used for the switching of no-load generator circuits in the MV switchgears cabinets or in microwave switching stations. The main Advantages of this devices are high rated current and also top endurance in terms of rated short circuit current.

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    Technical information

  • Rated voltage
    12 – 36 kV
  • Rated current
    up to 22 000 A
  • Rated shorttime current 1s (3s)
    150, 180, 190 kA
  • Rated dynamic current
    375, 475 kA
  • Rated frequency
    50 Hz (16 Hz, 60 Hz)
  • Mechanical endurance
    2000, 5000, 10000 C-O
  • Minimum lifetime (years)
    40
  • Drive type
    Hand drive, Hand drive via gearbox, motor drive
  • Motor type
    110V DC, 220V DC, 230V AC, 400V AC
  • Signaling positions
    Limit switches per position, placed direct on main device shaft, Auxiliary cam-switch (high switch capacity)
  • Insulators type
    Epoxy resin (upon request)

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