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Low-voltage switchgear and controlgear enclosed equipment -- Additional requirements for enclosed switch-disconnectors in accordance with IEC 60947-3. Isolation of electrical equipment during repair and maintenance work in specific applications
IEC 62626-1:2023 RLV contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
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 and includes the following significant technical changes with respect to the previous edition:
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