10.99 New project approved Dec 12, 2025
CENELEC
CLC/TC 95X Measuring relays and protection equipment
European Norm
This document 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.
Legislation related to this standard
Directive 2014/35/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits
PUBLISHED
EN IEC 60255-27:2025
IN_DEVELOPMENT
EN IEC 60255-27:2025/prAA
10.99
New project approved
Dec 12, 2025
