IEC_TR_61282-15-2017.pdf

IEC TR 61282-15 Edition 1.0 2017-05 TECHNICAL REPORT Fibre optic communication system design guides Part 15:Cable plant and link Testing multi-fibre optic cable plant terminated with MPO connectors IEC TR 61282-15:2017-05(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2017 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 IECs 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,please 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 Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch 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.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 corrigenda or an amendment might have been published.IEC Catalogue-webstore.iec.ch/catalogue The stand-alone application for consulting the entire bibliographical information on IEC International Standards,Technical Specifications,Technical Reports and other documents.Available for PC,Mac OS,Android Tablets and iPad.IEC publications search-www.iec.ch/searchpub The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing 20 000 terms and definitions in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 65 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.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:csciec.ch.IEC TR 61282-15 Edition 1.0 2017-05 TECHNICAL REPORT Fibre optic communication system design guides Part 15:Cable plant and link Testing multi-fibre optic cable plant terminated with MPO connectors INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.180.01 ISBN 978-2-8322-4238-4 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.2 IEC TR 61282-15:2017 IEC 2017 CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms,definitions and abbreviated terms.7 3.1 Terms and definitions.7 3.2 Abbreviated terms.8 4 MPO connectors.9 4.1 General.9 4.2 Keying and fibre positions.9 4.3 Polarity.10 5 Test methods and measurements.12 5.1 General.12 5.2 Attenuation.12 5.3 Polarity.12 5.4 Length.12 5.5 Optical return loss and reflectance.12 6 Variations of test methods.13 6.1 General.13 6.2 Optical light source.13 6.2.1 General.13 6.2.2 Source with MPO interface.13 6.2.3 Source with non-MPO interface and fan-out cable.14 6.2.4 Source with non-MPO interface and optical switch.14 6.3 Optical power meter.14 6.3.1 General.14 6.3.2 Meter with MPO interface having multiple detectors.14 6.3.3 Meter with MPO interface having large area detector.15 6.3.4 Meter with non-MPO interface and fan-out cable.15 6.3.5 Meter with non-MPO interface and optical switch.15 6.4 OTDR.15 6.4.1 General.15 6.4.2 OTDR with MPO interface.15 6.4.3 OTDR with non-MPO interface and fan-out cable.16 6.4.4 OTDR with non-MPO interface and optical switch.16 6.5 Other adaptations and accessories.16 6.5.1 Adapters.16 6.5.2 Test cords.16 6.5.3 Optical switch.17 6.5.4 Polarity and pinned/unpinned changers.17 6.6 Visual inspection.17 7 Test configurations.17 7.1 General.17 7.2 LSPM with MPO interface.18 7.3 LSPM with non-MPO interface and fan-outs.19 Bibliography.21 IEC TR 61282-15:2017 IEC 2017 3 Figure 1 MPO connector.9 Figure 2 Polarity for three standard configurations.11 Figure 3 Polarity for a breakout cord.11 Figure 4 Reference connections for cabling with unpinned MPO plugs.18 Figure 5 Connections for measurements on type A cabling with unpinned MPO connectors.18 Figure 6