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Indoor disconnectors QAK, QAKZ

Indoor disconnectors QAK, QAKZ

This switching device is used for the switching of no-load circuits in the MV switchgears cabinets or in MV switching stations. The disconnector drives can be either of electric motor or hand operated type, with manual actuation of the electrical drives. The QAKZ marking denotes the QAK disconnectors, completed with an earthing switch. 

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Technical information


Rated voltage: 1 – 123 kV
Rated current: 100 – 12000 A (60000A)
Rated shorttime current 1s (3s): 16 – 120 kA
Rated dynamic current: 40 – 300 kA
Rated frequency: 50 Hz (16 Hz, 60 Hz)
Mechanical endurance: 2000, 5000, 10000 (60000) C-O
Minimum lifetime (years): 40
Drive type: Hand drive, Hand drive via gearbox, motor drive
Motor type: 12V DC, 24V DC, 48V DC, 60V DC, 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, porcelain (upon request)

360 Model

Accessories

  • Insulating handling rod IMT
  • doplnit
  • doplnit
  • Blocking magnet BLM
  • doplnit
  • doplnit
Indoor disconnectors QAK, QAKZ
Indoor disconnectors QAK, QAKZ
Indoor generator disconnectors QAS
Indoor generator disconnectors QAS
Indoor disconnectors QAK HD
Indoor disconnectors QAK HD
Indoor change-over switches PQAK
Indoor change-over switches PQAK
Indoor load break switches QDS
Indoor load break switches QDS
Earthing switches QZ
Earthing switches QZ
Indoor earthing switches with making proof capability QZR
Indoor earthing switches with making proof capability QZR