Outdoor and indoor traction switches

Outdoor traction disconnectors QAD-A

The QAD-A disconnectors are used in single-phase AC traction lines and feeding stations up to 52 kV. They allow a disconnection of circuit under load, in emergency situations. The disconnectors can be operated by electric motors or hand operated drives.

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    Technical information

  • Rated voltage
    17,5 kV; 52 kV
  • Rated current
    1800, 2000 A
  • Rated shorttime current 1s
    20 kA; 31,5 kA
  • Rated dynamic current
    50 kA; 80 kA
  • Mechanical endurance
    10 000, 50 000 C-O
  • Drive type
    hand drive, motor drive
  • Insulators type
    silicon rubber

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