FprHD 60364-7-717:2025

Low-voltage electrical installations - Part 7-717: Requirements for special installations or locations - Mobile or transportable units

Publication date:   Nov 14, 2025

Scope

IEC 60364-7-717:2026 applies to electrical installations of mobile units or transportable units.

The requirements of this document are not applicable to:

– generating sets;

– pleasure craft;

– caravans and motor caravans;

– electrical circuits and equipment for automotive purposes.

This third edition cancels and replaces the second edition published in 2009. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:

a) The scope has been improved, providing more detail.

b) The content of Clause 717.41 has been updated following the publication of IEC 60364-4-41:2005/AMD1:2017.

c) Clauses concerning protection by automatic disconnection of the supply and additional protection have been added.

d) Figures have been simplified, updated or deleted.

e) Designation of SPD has been updated to use Tx SPD instead of Class x tested SPD.