EN IEC 60255-27:2025

Measuring relays and protection equipment - Part 27: Product safety requirements EN IEC 60255-27:2025

Publication date:   Dec 3, 2021

General information

60.55 Ratification completed (DOR)   Oct 16, 2024

CENELEC

CLC/TC 95X Measuring relays and protection equipment

European Norm

29.120.70   Relays

Buying

Draft

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Scope

IEC 60255-27:2023 specifies the product safety requirements for measuring relays and protection equipment having a rated AC voltage up to 1 000 V, or a rated DC voltage up to 1 500 V. This document specifies essential safety requirements to minimize the risk of fire and hazards caused by electric shock or injury to the user and property. This document specifies only product safety requirements; functional performance of the equipment is not covered. This document covers all the ways in which the equipment can be mounted and used in cabinets, racks and panels. This document also applies to auxiliary devices such as shunts, series resistors, transformers, auxiliary control panels, display devices, etc., that are used in conjunction with measuring relays and protection equipment and are tested together.

Life cycle

PREVIOUSLY

PUBLISHED
EN 60255-27:2014

NOW

IN_DEVELOPMENT
EN IEC 60255-27:2025
60.55 Ratification completed (DOR)
Oct 16, 2024

CORRIGENDA / AMENDMENTS

IN_DEVELOPMENT
FprEN IEC 60255-27:2022/prA1