DS/EN IEC 60974-1:2022/A12:2023

Arc welding equipment - Part 1: Welding power sources

This part of IEC 60974 is applicable to power sources for arc welding and allied processes designed for INDUSTRIAL AND PROFESSIONAL USE, and supplied by a voltage not exceeding 1 000 V, BATTERY supplied or driven by mechanical means.*This document specifies safety and performance requirements of WELDING POWER SOURCES and PLASMA CUTTING SYSTEMS. *This document is not applicable to limited duty arc welding and cutting power sources which are designed mainly for use by laymen and designed in accordance with IEC 60974-6.*This document includes requirements for battery-powered WELDING POWER SOURCES and BATTERY packs, which are given in Annex O.*This document is not applicable to testing of power sources during periodic maintenance or after repair.*NOTE 1 – Typical allied processes are electric arc cutting and arc spraying. *NOTE 2 – AC systems having a nominal voltage between 100 V and 1 000 V are given in Table 1 of IEC 60038:2009. *NOTE 3 – This document does not include electromagnetic compatibility (EMC) requirements.