Pack version
Contains both value-added product versions (EXV and CMV/RLV).
IEC 61558-2-7:2023 EXV-RLV
IEC 61558-2-7 Extended version
IEC 61558-2-7:2023 EXV
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
IEC 61558-2-7:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with the comprehensive content of the Standard. IEC 61558-2-7:2023 EXV includes the content of the references made to IEC 61558-1:2017.
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.
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.
CHFÂ 765.-
Pack version
Contains both value-added product versions (EXV and CMV/RLV).
DiscoverTechnical committee
TC 96 Transformers and reactorsCategory
Safety - Group Safety| Publication type | International Standard |
| Publication date | 2023-06-23 |
| Edition | 3.0 |
| ICS | 29.180 |
| Stability date | 2025 |
| ISBN number | 9782832271681 |
| Pages | 215 |
| File size | 3.26 MB |
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