Standard

NEK EN IEC 61203:2025

Published

Corrigenda and amendments are bought separately.

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Abstract

IEC 61203:2025 This document provides procedures and supervision for the use and maintenance of synthetic esters in transformers and other electrical equipment. This document includes recommendations on tests and evaluation procedures and outlines methods for reconditioning and reclaiming the liquid, when necessary

Document information

  • Standard from NEK
  • Published:
  • Edition: 2025-07
  • Version: 1
  • Document type: NAT
  • ICS 29.040.10
  • ICS 29.180
  • National Committee NEK/NK10

Product Relations

  • Adopted from: EN IEC 61203:2025