IEC 60050-551-20:2001/AMD1:2017
Amendment 1 - International Electrotechnical Vocabulary (IEV) - Part 551-20: Power electronics - Harmonic analysis
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About This Item
IEC 60050-551-20:2001/AMD1:2017 is a targeted amendment to the International Electrotechnical Vocabulary entry for power electronics, specifically harmonic analysis. It updates the parent reference IEC 60050-551-20:2001 and is relevant when teams need a precise technical vocabulary for documenting, reviewing, or comparing harmonic-related concepts in electrical and electronics work. In engineering documentation, verification activities, and compliance workflows, consistent terminology helps reduce ambiguity during technical assessment, testing discussions, and conformity assessment preparation.
Purpose of IEC 60050-551-20:2001/AMD1:2017
The purpose of IEC 60050-551-20:2001/AMD1:2017 is to modify and refine the vocabulary used for harmonic analysis within power electronics. As an amendment rather than a standalone primary standard, it supports the parent document by clarifying terminology that may appear in engineering specifications, laboratory evaluation notes, and regulatory preparation files. For organizations working on technical review or documented evaluation, this helps maintain operational consistency when discussing harmonic behaviour, measurement language, and related compliance reference material.
Compliance applications of IEC 60050-551-20:2001/AMD1:2017
IEC 60050-551-20:2001/AMD1:2017 is typically used in environments where harmonics are assessed as part of electrical equipment development, testing workflows, or quality assurance documentation. It can support teams involved in product evaluation, conformity assessment, and engineering validation for power electronics systems, especially where precise vocabulary is needed across internal reviews and external submissions. In procurement and compliance workflows, the amendment may be consulted to align specifications, test reports, and technical correspondence with the parent reference and the updated vocabulary framework.
Benefits of IEC 60050-551-20:2001/AMD1:2017
Using IEC 60050-551-20:2001/AMD1:2017 helps improve clarity in technical communication and reduces the risk of misunderstanding during safety, interoperability, and performance-related discussions. For laboratories, design teams, and compliance professionals, consistent terminology can support more reliable test planning, better documentation control, and smoother technical validation. It is also useful during procurement review and regulatory preparation, where precise wording can affect how requirements, acceptance criteria, and harmonic analysis findings are interpreted across stakeholders.
- Supports updated vocabulary for power electronics harmonic analysis
- Helps align engineering documentation with the parent reference IEC 60050-551-20:2001
- Useful for laboratory evaluation, technical review, and conformity assessment workflows
- Assists with clearer communication in testing, compliance, and procurement contexts
- Publication Date: 2017-08-30
- Standard Status: Amendment
- Publisher: IEC
- Edition: 1
- This Version: IEC 60050-551-20:2001 (2017-08-30)
- Previous Version: IEC 60050-551-20:2001 (2001-07-31)
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