Standard

IEC 61558-2-4:2021 ED3

May 2021 Current

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Language English

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Safety of transformers, reactors, power supply units and combinations thereof - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers for general applications Current IEC 61558-2-4:2021 RLV Redline Publication date: May 2021 Language: English Services: Online, Online + Pdf

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Abstract

IEC 61558-2-4:2021 deals with the safety of isolating transformers for general applications and power supply units incorporating isolating transformers for general applications. Transformers incorporating electronic circuits are also covered by this document. This third edition cancels and replaces the second edition published in 2009. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - adjustment of structure and references in accordance with IEC 61558-1:2017; - description of constructions moved to IEC 61558-1:2017; - a 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. This International Standard is to be used in conjunction with IEC 61558-1:2017.

Products specifications

Standard from IEC
Published: May 18 2021
Edition: 3
Document type: IS
Pages
ISBN: 9782832297902

Publisher: IEC
Distributor: IEC
ICS: 29.180
International TC: TC 96

Product Relations

Revises: IEC 61558-2-4:2009 ED2
FRANKFURT AGREEMENT: FprEN IEC 61558-2-4:2021

IEC 61558-2-4:2021 ED3

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