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Publication details

Publication CODE Title
IEC 60364-4-42:2010 (2010-05) LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-42: PROTECTION FOR SAFETY - PROTECTION AGAINST THERMAL EFFECTS
 
Price Excl. VAT Total number of pages, tables and drawings
159.00 € 42 P..
Description
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.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

Status
Status IEC PUBLICATION
Situation Currently active
Replaces  IEC 60364-4-42:2001
Origin
Committee TC 64
ELECTRICAL INSTALLATIONS AND PROTECTION AGAINST ELECTRIC SHOCK
Approval
BEC Approval 2010-05-19
Registration 106305
ICS-Code (International Standards Classification) 29.120.50 , 91.140.50
NBN Status New
IEC publication date 2010-05-19
IEC stability date 2020-12-31
IEC last modification date 2017-06-27