IEC 61558-2-7-EXV-RLV:2023
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-7: Particular requirements and tests for transformers and power supply units for toys
Ausgabedatum:
2023-06
Edition:
3.0
Sprache: EN - englisch
Seitenzahl: 279 VDE-Artnr.: 251957
This pack contains IEC 61558-2-7:2023 EXV and IEC 61558-2-7:2023 RLV.
IEC 61558-2-7:2023 deals with the safety of transformers for toys and power supply units incorporating transformers for toys. Transformers for toys 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) 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.