<!-- NEW! -->IEC 60034-26:2026 is available as <a href="https://webstore.iec.ch/publication/111525">IEC 60034-26:2026 RLV</a> which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.</br></br>IEC 60034-26:2026 describes the effects of unbalanced voltages on the performance of three-phase cage induction motors. This second edition cancels and replaces the first edition published in 2006. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) clarification that voltages are line-to-line voltages in Clause 4, Annex A and Annex B;
b) addition of design NE according to IEC 60034-12 in Clause 4.
PUBLISHED
EN IEC 60034-26:2026
60.60
Standard published
Feb 27, 2026