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HD 60364-4-42:2025/FprAA:2026

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

Publication date:   Jul 17, 2026

General information

50.60   Close of voting. Proof returned by secretariat   Sep 11, 2026

CENELEC

CLC/TC 64 Electrical installations and protection against electric shock

Harmonization Document

29.120.50   Fuses and other overcurrent protection devices | 91.140.50   Electricity supply systems

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Scope

This part of IEC 60364 applies to electrical installations with regard to measures for the protection of persons, livestock and property against:
• thermal effects, risk of 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 due to thermal effects.

Life cycle

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HD 60364-4-42:2025

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HD 60364-4-42:2025/FprAA:2026
50.60 Close of voting. Proof returned by secretariat
Sep 11, 2026