Reference details
- Reference
- EN IEC 61400-21-1:2019/A11:2020
- Official title
- Wind energy generation systems - Part 21-1: Measurement and assessment of electrical characteristics - Wind turbines
- Organisation
- CENELEC
- Publisher status in source
- PublishedThis is the status recorded in the source, not a statement that this is the latest edition.
- Source access
- 19 October 2026
Research and application
Begin with the official scope and the product configuration. The title identifies a subject; it does not establish every product, use condition or legal requirement covered by the publication.
Product research routes
- Energy equipment and fuels
Energy conversion, generation and fuel characteristics, with attention to the boundary between equipment and installation.
- Measurement, test and laboratory equipment
Measurement function, accuracy claims, electrical safety and the conditions under which results are comparable.
Questions for the evidence file
- Rated operating envelope
- System diagram
- Installation data
- Sampling plan and fuel specification
- Measurement model
- Uncertainty budget
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Legal citation
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