Measuring relays and protection equipment
Active in the technical committee
Chairman: Chaffey, Geraint
Technical Officer:
Rummens, François
Technical committee
CEB-BEC 95, TC 95, CLC/TC 95X
Scope
Standardisation of measuring relays and protection equipment used in various fields of electrical engineering.
The most recent standards
- IEC TS 60255-216-1:2025 - Measuring relays and protection equipment - Part 216-1: Digital interface - General requirements and tests for protection functions using digital communication as input and output
- IEC 60255-187-1:2021/COR1:2023 - Corrigendum 1 - Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
- IEC 60255-27:2023 CMV - Measuring relays and protection equipment - Part 27: Product safety requirements
- IEC 60255-27:2023 - Measuring relays and protection equipment - Part 27: Product safety requirements
- IEC 60255-26:2023 - Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements
- IEC 60255-1:2022 - Measuring relays and protection equipment - Part 1: Common requirements
- IEC 60255-187-1:2021 - Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
- NBN EN IEC 60255-181:2019 - Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection
- IEC 60255-181:2019 - Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection