新的！IEC 60068-2-5:20 18作为IEC 60068-2-5:20 18 RLV提供，其中包含国际标准及其红线版本，显示了与上一版本相比技术内容的所有变化。IEC 60068-2-5:20 18规定了在模拟太阳辐射条件下测试设备或组件的方法。本文件适用于地球表面的设备和部件。第三版取消并取代了2010年出版的第二版。本版构成技术修订版。与上一版相比，此版本包括以下重大技术变更: -本文件标题已修改； -保留了指定为“试验方法Sa”的现行热效应试验方法，并增加了指定为“试验方法Sb”的风化试验方法。

NEW!IEC 60068-2-5:2018 is available as IEC 60068-2-5:2018 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 60068-2-5:2018 specifies the methods for testing equipment or components under simulated solar radiation conditions. This document is applicable to the equipment and components at the surface of the earth. This third edition cancels and replaces the second edition of published in 2010. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- the title of this document has been modified;
- the current thermal effect test method, specified as "Test method Sa" has been retained and the weathering test method specified as "Test method Sb" has been added.