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EN IEC 61203:2025

Synthetic organic esters - Guidelines for maintenance and use in electrical equipment EN IEC 61203:2025

Publication date:   Sep 18, 2025

General information

60.60   Standard published   Jul 4, 2025

CENELEC

CLC/SR 10 Fluids for electrotechnical applications

European Norm

29.040.10   Insulating oils | 29.180   Transformers. Reactors

Buying

Published

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Scope

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

Life cycle

PREVIOUSLY

PUBLISHED
EN 61203:1994

NOW

PUBLISHED
EN IEC 61203:2025
60.60 Standard published
Jul 4, 2025




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