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Reference IEC 60364-4-42 ed3.0 withdrawn corrigendum
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Title Low-voltage electrical installations - Part 4-42: Protection for safety - Protection against thermal effects
Publication date 2010-05-19
Format, price
(Swiss francs)
and language
130.- 42 pages
130.- 1095 Kb
 
Abstract 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.
Technical Committee 64 - Electrical installations and protection against electric shock  RSS
ICS Codes
29.120.50 Fuses and other overcurrent protection devices

91.140.50 Electricity supply systems
*Including electric energy meters in buildings, emergency electrical supplies, etc.
 
Replaced by
Stability date 2015
 
Work in progress
ProjectStage codeForecast publication date
IEC 60364-4-42 Amd.1 Ed.3  BPUB2014-11-06


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