VDE 0623-1-2018 Plugs@ socket-outlets and couplers for industrial purposes - Part 1: General requirements (IEC 23H/391A/CD:2017); Text in German and English
Stecker@ Steckdosen und Kupplungen fuer industrielle Anwendungen - Teil 1: Allgemeine Anforderungen (IEC 23H/391A/CD:2017); Text Deutsch und Englisch
Plugs@ socket-outlets and couplers for industrial purposes - Part 1: General requirements (IEC 23H/391A/CD:2017); Text in German and English 是非强制性国家标准,您可以免费下载前三页