New edition of IEC 62271-104 for high-voltage switchgear and controlgear published

IEC 62271-104:2015 is published. This second edition replaces and cancels the first edition published in 2009 and constitutes a technical revision.

IEC 62271 is applicable to three-pole alternating current switches for rated voltages higher than 52 kV, having making and breaking current ratings, for indoor and outdoor installations, and for rated frequencies up to and including 60 Hz. This standard is also applicable to the operating devices of these switches and to their auxiliary equipment.

This publication is to be read inconjunction with IEC 62271-1:2007, IEC 62271-100:2008, IEC 62271-102:2001 and IEC 62271-110:2012.

Please contact us for more information on this subject.

Access to Markets
Certification Process
Global Offices
Global Offices