UNE-EN IEC 60034-7:2022/AC:2023-03
旋轉電機 第7部分:結構類型、安裝布置和接線盒位置分類(IM 代碼)
Rotating electrical machines - Part 7: Classification of types of construction, mounting arrangements and terminal box position (IM Code) (Endorsed by Asociación Espa?ola de Normalización in May of 2023.)