IEC IEC60534-2-3 Edition 3.0 2015-12 INTERNATIONAL STANDARD colour inside Industrial-process control valves- Part 2-3: Flow capacity - Test procedures IEC 60534-2-3:2015-12(en) No repr THIS PUBLICATIONIS COPYRIGHT PROTECTED Copyright @2015IEC, Geneva, Switzerland 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 IEC copyright or have an enquiry about obtaining additional rights to this publication, piease contact the address below or your local IEC member National Committee for further information. IEC Central Office Tel.: +41 22 919 02 11 3, rue de Varembé Fax: +4122 919 03 00 CH-1211 Geneva 20 [email protected] Switzerland www.iec.ch About the IEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies. AboutIEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. IEc Catalogue -webstore.iec.ch/catalogue Electropedia-www.electropedia.org Thestand-alone application for consulting theentire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards, electrical terms containing more than 30 000 terms and Technical Specifications, Technical Reports and other definitions in English and French, with equivalent terms in 15 documents. Available for PC, Mac OS, Android Tablets and additional languages. Also_known as the International iPad. Electrotechnical Vocabulary (IEV) online. IEC publications search - www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 60 000 electrotechnical terminology entries in varietyofcriteria(referencenumber, text,technical English and French extracted from the Terms and Definitions committee...). It also gives information on projects, replaced clause of IEC publications issued since 2002. Some entries and withdrawn publications. have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IECJustPublished-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IEC CustomerService Centre-webstore.iec.ch/csc details all new publications released.Available online and If you wish to give us your feedback on this publication or also once a month by email. needfurtherassistance,please contact the Customer Service Centre: [email protected]. Copyright Intemational Electrotechnical Commission by IHS under license with IE without ficense from IHS IEC IEC60534-2-3 Edition 3.02015-12 INTERNATIONAL STANDARD colour inside Industrial-processcontrolvalves- Part 2-3: Flow capacity - Test procedures INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 23.060.40; 25.040.40 ISBN978-2-8322-3055-8 Warning!Make sure that you obtained this publication from an authorized distributor. Copyright Intemational Electrotechnical Commission license from IHS