IEC 63522-21 Pre-release version

This Final Draft International Standard is an up to 6 weeks' pre-release of the official publication. It is available for sale during its voting period: 2024-08-02 to 2024-09-13. By purchasing this FDIS now, you will automatically receive, in addition, the final publication.

IEC 63522-21:2024 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.