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.