BS EN 61280-4-4:2017 BSl Standards Publication Fibre optic communication subsystem test procedures Part 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (IEC 61280-4-4:2017) bsi. BSEN61280-4-4:2017 BRITISH STANDARD National foreword This British Standard is theUK implementation of EN61280-4-4:2017.It is identical to IEC61280-4-4:2017.It supersedesBS EN61280-4-4:2006, which is withdrawn The UK participation in its preparation was entrusted to Technical Committee GEL/86/3, Fibre optic systemsand active devices A list of organizations represented on this committee can be obtained on requestto its secretary. This publication does not purport to include all the necessary provisions ofacontract.Usersareresponsibleforits correctapplication. TheBritishStandards Institution2017 Published by BSI Standards Limited 2017 ISBN9780580911095 ICS 33.180.01 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 30 September 2017. Amendments/corrigendaissuedsincepublication Date Textaffected BSEN61280-4-4:2017 EUROPEANSTANDARD EN 61280-4-4 NORME EUROPEENNE EUROPAISCHE NORM August 2017 ICS 33.180.01 Supersedes EN 61280-4-4:2006 English Version Fibre optic communication subsystem test procedures Part 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (IEC61280-4-4:2017) Procedures d'essai des sous-systemes de Prufverfahren fur Lichtwellenleiter telecommunication a fibres optiques - Partie 4-4: Installation Kommunikationsuntersysteme -Teil 4-4: Kabelnetze und de cables et liens - Mesure de la dispersion de mode Obertragungsstrecken - Messung der polarisation pour les liaisons installees Polarisationsmodendispersion von installierten (IEC 61280-4-4:2017) Ubertragungsstrecken (IEC 61280-4-4:2017) This European Standard was approved by CENELEC on 2017-04-11. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre 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 CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Siovenia, Spain, Sweden Switzerland, Turkey and the United Kingdom. CENELEC EuropeanCommitteefor Electrotechnical Standardization Comite Europeen de Normalisation Electrotechnique Europaisches Komitee fur Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix17, B-1000Brussels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 61280-4-4:2017 E