IEC 61558-2-7:2007
Collections
International IEC standards
Publication date
January 2007
Number of pages
35 p.
Reference
IEC 61558-2-7:2007
IEC 61558-2-7:2007
January 2007
International standard
Cancelled
Safety of power transformers, power supplies, reactors and similar products - Part 2-7: Particular requirements and tests for transformers and power supplies for toys
This part of IEC 61558 deals with safety aspects of transformers for toys and power supplies incorporating transformers for toys such as electrical, thermal and mechanical safety. This second edition cancels and replaces the first edition published in 1997. It constitutes a technical revision. The main changes consist of updating this Part 2-7, in accordance with Part 1, edition 2, and adding power supplies to the scope. This Part 2-7 has the status of a group safety publication in accordance with IEC Guide 104.
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Sumary
Safety of power transformers, power supplies, reactors and similar products - Part 2-7: Particular requirements and tests for transformers and power supplies for toys
This part of IEC 61558 deals with safety aspects of transformers for toys and power supplies incorporating transformers for toys such as electrical, thermal and mechanical safety. This second edition cancels and replaces the first edition published in 1997. It constitutes a technical revision. The main changes consist of updating this Part 2-7, in accordance with Part 1, edition 2, and adding power supplies to the scope. This Part 2-7 has the status of a group safety publication in accordance with IEC Guide 104.
This part of IEC 61558 deals with safety aspects of transformers for toys and power supplies incorporating transformers for toys such as electrical, thermal and mechanical safety. This second edition cancels and replaces the first edition published in 1997. It constitutes a technical revision. The main changes consist of updating this Part 2-7, in accordance with Part 1, edition 2, and adding power supplies to the scope. This Part 2-7 has the status of a group safety publication in accordance with IEC Guide 104.
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Replaced standards
(1)
IEC 61558-2-7:1997
March 1997
International standard
Cancelled
Safety of power transformers, power supply units and similar - Part
2: Particular requirements for transformers for toys
This part 2 of IEC 61558 applies to transformers for toys having a rated supply voltage not exceeding 250 V a.c., a rated frequency of 50/60 Hz, a rated output voltage not exceeding 24 V a.c. or 33 V ripple-free d.c. and a rated output not exceeding 200 VA and a rated output current not exceeding 10 A. It has the status of a group safety publication in accordance with IEC Guide 104 This part 2 supplements or modifies the corresponding clauses in IEC 61558-1 This standard replaces Chapter III, Section 2 of IEC 60742.
Standard replaced by
(1)
IEC 61558-2-7:2023
June 2023
International standard
Current
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 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.
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