IEC 60364-7-721:2017 

Low-voltage electrical installations - Part 7-721: Requirements for special installations or locations - Electrical installations in caravans and motor caravans


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IEC 60364-7-721:2017 lays down particular requirements applying to electrical circuits and equipment intended for the use of the caravan for habitation purposes. This new edition includes the following significant technical changes with respect to the previous edition:
- a minimum height of not less than 500 mm above the base of the cylinders is now required for cables passing through the gas cylinder compartment;
- it is now required that each independent installation shall be provided with its own main isolating switch which shall disconnect all live conductors and which shall be suitably placed in a readily accessible location in the caravan.

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Relevant for

rural electrification


Additional information

Publication typeInternational Standard
Publication date2017-06-15
Available language(s)English, English/French, Spanish
TC/SCTC 64 - Electrical installations and protection against electric shockrss
ICS91.140.50 - Electricity supply systems
29.020 - Electrical engineering in general
Stability date  2025
File size1646 KB

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