IEC 60068-3-1:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.IEC 60068-3-1:2023 provides guidance regarding the performance of cold and dry heat tests. This third edition cancels and replaces the second edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:a) information relating to specimen temperatures has been revised;b) information relating to tests of multiple specimens has been revised;c) the effect of air density has been added;d) a recommendation for corrective actions regarding IR radiation has been added;e) the requirements for the mounting and supports of the specimen have been revised.