FprEN IEC 61558-2-12:2024

Safety of transformers, reactors, power supply units and combination thereof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage

Publication date:   Jan 5, 2024

General information

50.60 Close of voting. Proof returned by secretariat   Feb 9, 2024

CENELEC

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

European Norm

29.180   Transformers. Reactors

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Scope

<!-- NEW! -->IEC 61558-2-12:2024 is available as <a href="https://webstore.iec.ch/publication/93974">IEC 61558-2-12:2024 RLV</a> which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.</br></br>IEC 61558-2-12:2024 deals with the safety of constant voltage transformers for general applications and power supply units for constant voltage for general applications. Constant voltage transformers incorporating electronic circuits are also covered by this document.

This third edition cancels and replaces the second edition published in 2011. 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) description of constructions moved to IEC 61558-1:2017;

c) new symbol for power supply unit with linearly regulated output voltage.

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

Related legislation

Legislation related to this standard

2014/35/EU

Directive 2014/35/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits

Life cycle

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EN 61558-2-12:2011

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IN_DEVELOPMENT
FprEN IEC 61558-2-12:2024
50.60 Close of voting. Proof returned by secretariat
Feb 9, 2024