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prSSH EN IEC 61869-20:2025

Instrument transformers - Part 20: Safety requirements of instrument transformers for high voltage applications

General information

10.00     Feb 10, 2026

DPS

DPS/KT 4

European Norm

17.220.20  

Scope

IEC 61869-20:2025 This part of IEC 61869 specifies the requirements for the safe design and operation, and tests for the safety of instrument transformers whose highest voltage for equipment is higher than 1 kV AC or 1,5 kV DC.

Low power instrument transformers are not covered by this document.

Life cycle

NOW

IN_DEVELOPMENT
prSSH EN IEC 61869-20:2025
10.00 Proposal for new project registered
Feb 10, 2026

Related project

Adopted from EN IEC 61869-20:2025 IDENTICAL

Adopted from IEC 61869-20:2025 ED1 IDENTICAL