IEC 62626-1:2023 PRV 
Pre release version

Low-voltage switchgear and controlgear enclosed equipment - Part 1: Additional requirements for enclosed switch-disconnectors in accordance with IEC 60947-3 - Isolation of electrical equipment during repair and maintenance work in specific applications


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This Final Draft International Standard is an up to 6 weeks' pre-release of the official publication. It is available for sale during its voting period: 2023-09-01 to 2023-10-13. By purchasing this FDIS now, you will automatically receive, in addition, the final publication.

IEC 62626-1:2023 applies to enclosed switches-disconnectors with rated voltages up to 1 000 V AC for repair and maintenance work or cleaning work in load circuits. Devices within the scope of this document are switch-disconnectors in accordance with IEC 60947-3 with specific additional requirements. Enclosed switch-disconnectors in this document are suitable for isolation in accordance with the IEC 60947 series and are not equipped with means for remote control or automatic switching to avoid unexpected or accidental start. These devices are not used for operational switching, for example quick start and stop, jogging. This second edition cancels and replaces the first edition published in 2014. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) update of this document based on IEC 60947-1:2020;

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Additional information

Publication typeInternational Standard
Publication date2023-09-01
Available language(s)English
TC/SCTC 121/SC 121A - Low-voltage switchgear and controlgearrss
ICS29.120.40 - Switches
29.130.20 - Low voltage switchgear and controlgear
Stability date  2026
File size1273 KB

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