EN IEC 61558-2-10:2024

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-10: Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V EN IEC 61558-2-10:2024

Publication date:   Sep 18, 2024

General information

90.93   Standard confirmed   Jan 5, 2026

CENELEC

CLC/SR 96 Transformers, reactors, power supply units, and combinations thereof

European Norm

29.180   Transformers. Reactors

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<!-- NEW! -->IEC 61558-2-10:2024 is available as <a href="https://webstore.iec.ch/publication/95759">IEC 61558-2-10:2024 RLV</a> which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.



IEC 61558-2-10:2024 deals with the safety of separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V. Transformers incorporating electronic circuits are also covered by this document. This second edition cancels and replaces the first edition published in 2014. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:

a) adjustment of structure and references in accordance with IEC 61558-1:2017;

b) overvoltage categories I, II, III and IV for clearances and dielectric strength tests are included;

c) clearances for homogenous field conditions deleted.

It has the status of a group safety publication in accordance with IEC Guide 104.

Life cycle

PREVIOUSLY

PUBLISHED
EN 61558-2-10:2014

NOW

PUBLISHED
EN IEC 61558-2-10:2024
90.93 Standard confirmed
Jan 5, 2026




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