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IEC 60364-4-42:2010

IEC 60364-4-42:2010

$57.20

Low-voltage electrical installations – Part 4-42: Protection for safety – Protection against thermal effects

Published By Publication Date Number of Pages
IEC 2010-05-19 46
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IEC 60364-4-42:2010 applies to electrical installations with regard to measures for the protection of persons, livestock and property against:
– thermal effects, combustion or degradation of materials, and risk of burns caused by electrical equipment,
– flames in case of a fire hazard being propagated from electrical installations to other fire compartments segregated by barriers which are in the vicinity, and
– the impairment of the safe functioning of electrical equipment including safety services.
This third edition cancels and replaces the second edition, published in 2001, and constitutes a technical revision. The main changes with respect to the previous edition are listed below:
– The scope now includes protection against all thermal effects and flames in case of a fire hazard being propagated from electrical installations to other fire compartments segregated by barriers which are in the vicinity.
– Requirements associated with escape routes for evacuation in an emergency have been expanded/modified.
– Requirements associated with the nature of processed or stored materials have been expanded/modified.
– Requirements associated with combustible constructional materials have been expanded/modified.
– Requirements associated with fire propagating structures have been modified slightly.
– New requirements for the selection and erection of installations in locations which might endanger precious goods have been added.
– Protection against overheating now includes space heating appliances.

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IEC 60364-4-42:2010
$57.20