IEC ISO/EC30173 ISO Edition 1.02023-11 INTERNATIONAL STANDARD colour inside Digital twin-Concepts and terminology ISO/IEC 30173:2023-11(en) THISPUBLICATIONISCOPYRIGHTPROTECTED Copyright @2023 ISO/IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEc or IEC's member National Committee in the country of the requester. If you have any questions about ISO/IEC yourlocal IEC memberNational Committeeforfurtherinformation. IECSecretariat Tel.: +41 22 919 02 11 3, rue de Varembé [email protected] CH-1211 Geneva 20 www.iec.ch Switzerland About the IEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standardsforall electrical,electronic and relatedtechnologies. About IEC publications latestedition,acorrigendumoranamendmentmighthavebeenpublished. IECpublicationssearch-webstore.iec.ch/advsearchform IECProducts&ServicesPortal-products.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the variety of criteria (reference number, text, technical publications previews.Witha subscription you will always have committee,...).Italsogivesinformationonprojects,replaced access to up to date contenttailored to your needs. andwithdrawn publications. Electropedia-www.electropedia.org IECJustPublished-webstore.iec.ch/justpublished The world's leading online dictionary on electrotechnology, Stayupto dateonall new IEC publications.JustPublished containing more than 22 300 terminological entries in English details allnewpublicationsreleased.Availableonlineandonce and French, with equivalent terms in 19 additional languages. a month by email. Also known as the International Electrotechnical Vocabulary (IEV) online. IEC Customer Service Centre - webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact theCustomer Service Centre:[email protected].