prBAS EN IEC 63522-21:2026

Electrical relays - Tests and measurements - Part 21: Thermal endurance

General information

Status:Project

Number of pages:0

Adoption method:Proglašavanje

Edition:1.

Realization date:23.10.2025

Forseen date for next stage code:02.11.2025

Technical committee:BAS/TC 18, Power transformers, measuring relays and protective equipment

ICS:

29.120.70, Relays

Abstract

IEC 63522-21:2025 This part is used for testing along with the appropriate severities and conditions for measurements and tests designed to assess the ability of DUTs to perform under expected conditions of transportation, storage and all aspects of operational use. This document defines a standard test method for evaluation of resistance against high temperature for long periods.

Lifecycle

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Original document and degree of correspondence

EN IEC 63522-21:2025, identical

Work material

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