Requirements applicable to special installations and locations

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The IEC 60364-7-7xx standards (part 7 of the IEC 60364) are detailing the mandatory “Requirements for special installations or locations”. These requirements supplement, modify or replace certain of the general requirements of the other parts of IEC 60364.

These parts shall be applied in conjunction with the other parts of IEC 60364: where a Clause is not mentioned in the Part 7, that means the Clause shall be applied as defined in the general part of IEC 60364.

Below is a list of the existing standards in this part 7:

IEC 60364-7-701 Locations containing a bath or shower
IEC 60364-7-702 Swimming pools and fountains
IEC 60364-7-703 Rooms and cabins containing sauna heaters
IEC 60364-7-704 Construction and demolition site installations
IEC 60364-7-705 Agricultural and horticultural premises
IEC 60364-7-706 Conducting locations with restricted movement
IEC 60364-7-708 Caravan parks, camping parks and similar locations
IEC 60364-7-709 Marinas and similar locations
IEC 60364-7-710 Medical locations
IEC 60364-7-711 Exhibitions, shows and stands
IEC 60364-7-712 Solar photovoltaic (PV) power supply systems
IEC 60364-7-713 Furniture
IEC 60364-7-714 External lighting installations
IEC 60364-7-715 Extra-low-voltage lighting installations
IEC 60364-7-717 Mobile or transportable units
IEC 60364-7-718 Communal facilities and workplaces
IEC 60364-7-721 Electrical installations in caravans and motor caravans
IEC 60364-7-722 Supplies for electric vehicles
IEC 60364-7-729 Operating or maintenance gangways
IEC 60364-7-740 Temporary electrical installations for structures, amusement devices and booths at fairgrounds, amusement parks and circuses
IEC 60364-7-753 Heating cables and embedded heating systems

The specific requirements in these standards may include, for example, some of the following:

  • Additional equipotential bonding
  • Zones where it is forbidden to install any electrical appliance
  • Zones with additional requirement on electrical appliances that can be installed (class II)
  • Zones where only specific circuits can be used (SELV)
  • Mandatory protection of some circuits by 30mA RCDs
  • Additional protection against fire risks
  • Requirements on the installation position of some equipment (height between x and y)

As an example, see Bathroom electrical installation, focused on IEC 60364-7-701.