IEC 61558-2-2:2022 PRV
Pre release version
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-2: Particular requirements and tests for control transformers and power supply units incorporating control transformers
IEC 61558-2-2:2022 deals with the safety of control transformers and power supply units incorporating control transformers. 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:
- adjustment of structure and references in accordance with IEC 61558-1:2017;
- new general symbol for control transformers;
- new symbol for power supply unit with linearly regulated output voltage.
|Publication type||International Standard|
|TC/SC||TC 96 - Transformers, reactors, power supply units, and combinations thereofrss|
|ICS||29.180 - Transformers. Reactors|
|File size||639 KB|
The following test report forms are related:
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