BS IEC TR 63401-1:2022 BSl Standards Publication Dynamic characteristics of inverter-based resources in bulk power systems Part 1: Interconnecting inverter-based resources to low short circuit ratio AC networks bsi. BS IEC TR 63401-1:2022 BRITISH STANDARD National foreword This British Standard is the UK implementation of IEC TR 63401-1:2022. The UK participation in its preparation was entrusted to Technical Committee GEL/8/1. A list of organizations represented on this committee can be obtained on request to its committee manager. Contractual and legal considerations This publication has been prepared in good faith, however no representation, warranty, assurance or undertaking (express or implied) is or will be made, and no responsibility or liability is or will be accepted by BsI in relation to the adequacy, accuracy, completeness or reasonableness of this publication. All and any such responsibility and liability is expressly disclaimed to the full extent permitted by the law. This publication is provided as is, and is to be used at the recipient's own risk. The recipient is advised to consider seeking professional guidance with respect to its use of this publication. This publication is not intended to constitute a contract. Users are responsible for its correct application. @ The British Standards Institution 2022 Published by BSI Standards Limited 2022 ISBN9780539248432 ICS 29.020 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 December 2022. Amendments/corrigenda issued since publication Date Text affected BS IEC TR 63401-1:2022 IEC IEC TR 63401-1 Edition 1.0 2022-11 TECHNICAL REPORT colour inside Dynamic characteristics of inverter-based resources in bulk power systems Part 1: Interconnecting inverter-based resources to low short circuit ratio AC networks INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.020 ISBN 978-2-8322-6143-9 Warning! Make sure that you obtained this publication from an authorized distributor. ? Registered trademark of the International Electrotechnical Commission