EN IEC 61400-5:2020

Wind energy generation systems - Part 5: Wind turbine blades

Publication date:   Nov 17, 2020

General information

90.93   Standard confirmed   Apr 27, 2026

CENELEC

CLC/TC 88 Wind turbines

European Norm

27.180   Wind turbine energy systems

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Scope

<span style="background-color:#ffffff; color:#333333; font-family:sans-serif,Arial,Verdana,"Trebuchet MS"; font-size:13px">IEC 61400-5:2020 specifies requirements to ensure the engineering integrity of wind turbine blades as well as an appropriate level of operational safety throughout the design lifetime. It includes requirements for:</span>
<ul>
<li>aerodynamic and structural design,</li>
<li>material selection, evaluation and testing,</li>
<li>manufacture (including associated quality management),</li>
<li>transportation, installation, operation and maintenance of the blades.</li>
</ul>
<span style="background-color:#ffffff; color:#333333; font-family:sans-serif,Arial,Verdana,"Trebuchet MS"; font-size:13px">The purpose of this document is to provide a technical reference for designers, manufacturers, purchasers, operators, third party organizations and material suppliers, as well as to define requirements for certification.</span>

Life cycle

NOW

PUBLISHED
EN IEC 61400-5:2020
90.93 Standard confirmed
Apr 27, 2026

CORRIGENDA / AMENDMENTS

PUBLISHED
EN IEC 61400-5:2020/A1:2025

REVISED BY

IN_DEVELOPMENT
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