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E DIN EN IEC 61400-1/A1 VDE 0127-1/A1:2025-10

Wind energy generation systems

Part 1: Design requirements

(IEC 88/982/CDV:2023 + IEC 61400-1:2019/ISH1:2025); German and English version EN IEC 61400-1:2019/prA1:2023
Class/Status: Draft, valid
Released: 2025 -10   Published: 2025-09 -26
VDE Art. No.: 1100862
End of objection deadline: 2025-11-26

Note: You can pre-order this document (delivery subject to availability). Valid from 2025-10-01.

This document specifies essential design requirements to ensure the structural integrity of wind turbines. Its purpose is to provide an appropriate level of protection against damage from all hazards during the planned lifetime.