BS EN IEC60974-1:2018A1:2019 BSI Standards Publication Arc welding equipment Part 1:Welding power sources bsi. Copyright British Standands rsttution Licensee=Shenzhen of Standards and Technclogy 9072181 0 ided by IHS Markt under icense with BSI-Uncontroled Copy Not or Resale.20203/1112:10:46 No reproduction or networking permited wthout loense from IHS BS EN IEC60974-1:2018A1:2019 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN IEC 60974- 1:2018A1:2019.It is identical to IEC 60974-1:2017 incorporating amendment 1:2019.It supersedes BS EN IEC 60974-1:2018 which is withdrawn. The start and finish of text introduced or altered by amendment is indicated in the text by tags.Tags indicating changes to IEC text carry the number of the IEC amendment.For example text altered by IEC amendment A1 is indicated by A (A1. The UK participation in its preparation was entrusted to Technical Committee WEE/6 Electric arc welding equipment. A list of organizations represented on this mittee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract.Users are responsible for its correct application. ©The British Standards Institution2019 Published by BSI Standards Limited 2019 ISBN9780580995590 ICS25.160;13.120;25.160.30;97.030 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2018. Amendments/corrigenda issued since publication Date Text affected 30 April 2019 Implementation of IEC amendment 1:2019 with CENELEC endorsement A1:2019 Copyright Brtish Standards Lioensee=Shenzhen Instin.te of Standands and Technology 9072181 Prowded by IHS Market under icense with BSI-Uncontroled Copy Not or Resale.20203/1112:10:46 No reproduction or networking permitted wthout loense from IHS BS EN IEC60974-1:2018A1:2019 EUROPEAN STANDARD EN...