IEC IEC 61400-50-1 Edition 1.0 2022-11 INTERNATIONAL STANDARD NORME INTERNATIONALE colour inside Wind energy generation systems Part 50-1: Wind measurement - Application of meteorological mast, nacelle and spinner mounted instruments Systemes de generation d'énergie éolienne Partie 50-1: Mesurages du vent - Application dinstruments meteorologiques montés sur mat, nacelle et nez de rotor IEC 61400-50-1:2022-11(en-fr) THIS PUBLICATIONIS COPYRIGHT PROTECTED Copyright @ 2022 IEC, 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 your local IEC member National Committee for further information. Droits de reproduction reserves. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite ni les microfilms, sans I'accord écrit de I'lEc ou du Comite national de I'Ec du pays du demandeur. Si vous avez des questions sur le copyright de I'lEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez lescoordonnées ci-apresoucontactezleComiténational de l'lECdevotrepays derésidence. IEC Secretariat Tel.: +41 22 919 02 11 3, rue de Varembé [email protected] CH-1211 Geneva 20 www.iec.ch Switzerland About the IEC International Standards for all electrical, electronic and related technologies. About IEC 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 corrigendumoranamendment mighthavebeenpublished. IECpublicationssearch-webstore.iec.ch/advsearchform IEc Products & Services Portal - products.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the (reference number, 'text, technical variety ofcriteria publications previews. With a subscription you willalways have committee, ...). It also gives information on projects, replaced access to up to date content tailored to yourneeds. and withdrawn publications. Electropedia - www.electropedia.org IEC Just Published - webstore.iec.ch/justpublished The world's leading online dictionary on electrotechnology Stay up to date on all new IEC publications.Just Published containing more than 22 300 terminological entries in English details allnewpublications released.Available online and once 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 the Customer Service Centre:[email protected]. A propos de I'IEC La Commission Electrotechnique Internationale (lEC)est la premiere organisation mondiale qui élabore et publie des Normes internationales pour tout ce qui a trait a I'électricite,a I'electronique etaux technologies apparentees. A propos des publications IEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez I'édition la plusrécente,un corrigendumouamendementpeutavoirétepublié RecherchedepublicationsIEC Decouvrez notre puissant moteur de recherche et consultez webstore.iec.ch/advsearchform gratuitement tous les apercus des publications.Avec un La rechercheavancee permetde trouverdespublications IEC abonnement, vous aurez toujours acces a un contenu a jour en utilisant differents criteres (numero de reference, texte, adapteavosbesoins. comite d'etudes, ...). Elle donne aussi des informations sur les Electropedia -www.electropedia.org projets etles publications remplacees ou retirées. Le premierdictionnaire d'electrotechnologie en ligne au monde, IEc Just Published -webstore.iec.ch/justpublished avec plus de 22 300 articles terminologiques en anglais et en Restez informe sur les nouvelles publications IEC