IEC 60721-3-2:20 18 RLV包含国际标准及其红线版本。红线版本只有英文版本。Redline版本为您提供了一种快速简单的方法来比较该标准与其前一版本之间的所有变化。红线版本不是IEC官方标准，只有标准的当前版本才被视为官方文件。 IEC 60721-3-2:20 18对产品在运输和处理过程中受到的环境参数组及其严重程度进行了分类。考虑了最常用的运输和处理方法，包括以下内容: -公路运输:汽车、卡车； -铁路运输:火车、电车； -水运、内陆和海运:船舶； -空运:飞机、喷气式飞机、螺旋桨、直升机； -搬运设备:起重机、运输升降机、索道、人员； -输送机； -手推车。 本第三版取消并取代1997年出版的第二版，构成技术修订。与上一版相比，此版本包括以下重大技术变更: a.第1条:重新措辞并增加处理。 b.第2条:更新了规范性参考文献。 c.第3条:更新定义。 d.第4条:重新措辞和简化。 e.第5条:修订和更新。基于使用从参考技术报告中获得的新信息，一些类别已被全新的类别所取代。 f.表1至表5:更新。 g.增加了表6。 h.删除旧的附件A至C，但纳入第5条的第A.3条除外。 i.新的附件A。

IEC 60721-3-2:2018 RLV contains the International Standard and its Redline version. The Redline version is available in English only. The Redline version provides you with a quick and easy way to compare all the changes between this standard and its previous edition. The Redline version is not an official IEC Standard, only the current version of the standard is to be considered the official document.

IEC 60721-3-2:2018 classifies the groups of environmental parameters and their severities to which a product is subjected while being transported and handled. The most commonly used methods of transportation and handling have been taken into account, including the following:
- road transport: cars, trucks;
- rail transport: trains, trams;
- water transport, inland and maritime: ships;
- air transport: aircraft, jet, propeller, helicopter;
- handling equipment: cranes, transport lifts, cableways, persons;
- conveyors;
- hand trollies.
This third edition cancels and replaces the second edition, published in 1997, and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a. Clause 1: reworded and added handling.
b. Clause 2: updated normative references.
c. Clause 3: updated definitions.
d. Clause 4: reworded and simplified.
e. Clause 5: revised and updated. Several classes have been replaced by completely new classes based on the use of new information obtained from referenced Technical Reports.
f. Table 1 through Table 5: updated.
g. Table 6 added.
h. Old annexes A to C removed except Clause A.3 that is incorporated in Clause 5.
i. New Annex A.