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NEK IEC 62305-1:2024

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IEC 62305-1:2024 provides general principles for the protection of structures against lightning, including their installations and contents, as well as persons.The following cases are outside the scope of this document:- railway systems;- vehicles, ships, aircraft, offshore installations;- underground high-pressure pipelines;- pipe, power and telecommunication lines separated from the structure;- nuclear power plants.This third edition cancels and replaces the second edition published in 2010. This edition constitutes a technical revision.This edition includes the following significant technical changes with respect to the previous edition:a) reference to the IEC 62561 series is made in Annex D to provide a link to relevant lightning protection system components according to the IEC 62561 series;b) risk management introduces the concept of types of loss with public relevance;c) the concept of frequency of damage that can impair the availability of the internal systems within the structure has been introduced;d) surge currents due to lightning flashes have been more accurately specified for SPD dimensioning in low-voltage power systems and in telecommunication systems.

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  • Standard fra NEK
  • Publisert:
  • Utgave: 3.0
  • Versjon: 1
  • Varetype: NAT
  • Products.Specs.pages
  • ICS 29.020
  • ICS 91.120.40
  • National Committee NEK/NK81

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