BSI BS EN 62431:2008 BSl British Standards ed Reflectivity of electromagnetic wave absorbers in millimetre wave frequency Measurement methods NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSi raising standards worldwider British Standards BSEN62431:2008 BRITISH STANDARD National foreword BSI This British Standard is the UK implementation of EN 62431:2008. It is identical to IEC 62431:2008. It supersedes DD IEC/PAS 62431:2005 which is () withdrawn. I Copy, The UK participation in its preparation was entrusted by Technical Committee EPL/46, Cables, wires and waveguides, radio frequency connectors and accessories for communication and signalling, to Subcommittee EPL/46/2, Radio frequency connectors and waveguides. Uncontrolled A list of organizations represented on this committee 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. @ BSI 2009 ,11/04/2009 08:14, ISBN9780580582585 ICS 17.220.20; 33.120.10 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 28 February 2009. Amendments issued since publication Amd. No. Date Text affected Kong, Licensed CopyChinese University of Hong BSEN62431:2008 EUROPEANSTANDARD EN 62431 NORME EUROPEENNE BSI EUROPAISCHENORM December2008 ICS 19.080; 17.020; 29.120.10 I Copy, English version Uncontrolled Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods (IEC62431:2008) 08:14, Réflectivitédesabsorbeurs d'ondes Verfahren zur Messung électromagnétiquesdanslaplage des Reflexionsvermogensvon Absorbern des fréquences millimétriques fur elektromagnetische Wellen 11/04/2009 Méthodes de mesure imMillimeterwellen-Frequenzbereich (CEI62431:2008) (IEC 62431:2008) This European Standard was approved by CENELEC on 2008-11-01. CENELEC members are bound to comply Kong, with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard thestatus of a national standard withoutanyalteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on y of Hong application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. University CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. 1 CopyChinese CENELEC EuropeanCommitteeforElectrotechnical Standardization ComiteEuropeendeNormalisationElectrotechnique Licensed EuropaischesKomiteefur ElektrotechnischeNormung Central Secretariat: rue de Stassart35, B-1050 Brussels @2008CENELEC- All rights of exploitation in any form and by any means reserved worldwide for CENELEC members Ref. No. EN 62431:2008 E