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IEC 61558-2-1:2021

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications

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Kehtiv alates 21.04.2021
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Nimetus
21.04.2021
Põhitekst
29.01.2007
Põhitekst
IEC 61558-2-1:2021 deals with the safety of separating transformers for general applications and power supply units incorporating separating 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 2007. 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. This International Standard is to be used in conjunction with IEC 61558-1:2017.
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