IEC 60974-12:20 22作为IEC 60974-12:20 22 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 60974-12:20 22适用于电弧焊和相关工艺中使用的电缆耦合装置，设计用于无需使用工具即可连接和断开。这第四版取消并取代了2011年出版的第三版。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: -更新表1以包括100%占空比； -更新附件A以提供更多细节。

IEC 60974-12:2022 is available as IEC 60974-12:2022 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 60974-12:2022 is applicable to coupling devices for cables used in arc welding and allied processes, designed for connection and disconnection without using tools. This fourth edition cancels and replaces the third edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- updated Table 1 to include 100 % duty cycle;
- updated Annex A to provide more detail.