Standard

NEK IEC 62271-112:2013

Withdrawn

Note: This standard has a new edition: NEK IEC 62271-112:2021

Corrigendums and amendments are bought separately.

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Abstract

IEC 62271-112:2013 applies to a.c. high-speed earthing switches designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having voltages of 550 kV and above. High-speed earthing switches described in this standard are intended to extinguish the secondary arc remaining after clearing faults on transmission lines by the circuit-breakers. This publication is to be read in conjunction with IEC 62271-1:2007.

Document information

  • Standard from NEK
  • Published:
  • Withdrawn:
  • Edition: 1.0
  • Version: 1
  • Document type: NAT
  • ICS 29.130.10
  • ICS 29.130.99
  • National Committee NEK/NK17A+C

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