Outdoor manual rotary operating mechanism type NR-5

Manual rotary drive type NR-5 can cooperate with switches and earthing switches of HV outdoor distribution network with the rotational move of a motive shaft. Operating mechanism type NR-5 is dedicated for single-pole earthing switches for 72.5kV ( UNI-72,5) and other with turning angle to transposition 192°. Applying the drive allows for local manual steering of the switch installed on a structure.

Contact: Piotr Haczyk , Krzysztof Ratowicz
CHARACTERISTIC FEATURES:
  • shortened duration of emergency shutdowns
  • high reliability (2000 cycles)
  • easy service and maintenance
  • electromagnetic blockade providing with the appropriate switching order
  • auxiliary switch for control and signalling circuit
  • possibility of installing the additional joint enabling the functioning of the drive under the angle in relation to the switch
  • corrosion-resistant materials (housing made of aluminium and painted, hot-dip zinc coating)

    Motor operation mechanism consist of:

  • driving gear
  • terminal strip
  • electromagnet interlocking or mechanical interlocking
  • auxiliary switch

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