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Standard

NEK EN 60255-151:2009

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Abstract

IEC 60255-151:2009 specifies minimum requirements for over/under current relays. It includes a specification of the protection function, measurement characteristics and time delay characteristics. Defines the influencing factors that affect the accuracy under steady state conditions and performance characteristics during dynamic conditions.

Document information

  • Standard from NEK
  • Published:
  • Edition: 1
  • Version: 1
  • Document type: NAT
  • ICS 29.120.70
  • National Committee NEK/NK94/95

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