
Rotating electrical machines - Part 8: Terminal markings and direction of rotation
STANDARD published on 2.6.2026
Designation standards: IEC 60034-8-ed.4.0
Publication date standards: 2.6.2026
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: International technical standard
Category: Technical standards IEC
IEC 60034-8:2026 applies to AC and DC machines and specifies: a) rules for the identification of winding connection points; b) marking of winding terminals; c) direction of rotation; d) relationship between terminal markings and direction of rotation; e) terminal marking of auxiliary devices; f) connection diagrams of machines for common applications. This fourth edition cancels and replaces the third edition published in 2007 and Amendment 1:2014. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) The inclusion of turbine-type synchronous machines in the scope. LIEC 60034-8:2026 sapplique aux machines a courant alternatif et a courant continu et specifie a) les regles didentification des points de couplage; b) le marquage des bornes denroulement; c) le sens de rotation; d) la relation entre les marquages des bornes et le sens de rotation; e) les marquages des bornes des appareils auxiliaires; f) les schemas de connexion des machines pour applications communes. Cette quatrieme edition annule et remplace la troisieme edition parue en 2007 et son Amendement 1:2014. Cette edition constitue une revision technique. Cette edition constitue une revision technique. Cette edition inclut les modifications techniques majeures suivantes par rapport a ledition precedente: Linclusion des turbomachines synchrones dans le domaine dapplication.