Standard

NEK EN 50708-3-4:2022

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Rettelser og tillegg kjøpes separat.

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This document describes a special test for tanks of liquid-immersed transformers which during service are hermetically sealed and fully filled with liquid and volume change of the liquid due to temperature change compensated by elastic deformation of the cooling element for Large Power Transformers having a rated power greater than 3150 kVA.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Utgave: 2022-09
  • Versjon: 1
  • Varetype: NAT
  • ICS 29.180
  • National Committee NEK/NK14

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