IEC_61758-1-2008.pdf

IEC 61758-1Edition 1.0 2008-04INTERNATIONAL STANDARD Fibre optic interconnecting devices and passive components Interface standard for closures Part 1:General and guidance IEC 61758-1:2008(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2008 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 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web: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.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 61758-1Edition 1.0 2008-04INTERNATIONAL STANDARD Fibre optic interconnecting devices and passive components Interface standard for closures Part 1:General and guidance INTERNATIONAL ELECTROTECHNICAL COMMISSION RICS 33.180.20 PRICE CODEISBN 2-8318-9719-X LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61758-1 IEC:2008(E)CONTENTS FOREWORD.4 1 Scope.6 2 Normative references.7 3 Terms,definitions and abbreviations.8 3.1 Terms and definitions.8 3.2 Abbreviations.9 4 General description.9 4.1 Functional requirements.9 4.2 Environmental requirements.9 4.3 Functional closure parts.10 4.3.1 Primary function.10 4.3.2 Cover functional requirements.10 4.3.3 Base or end plate functional requirements.10 4.3.4 Opening and closing functional requirements.10 4.3.5 Closure seal functional requirements.10 4.3.6 General functional requirements.11 5 Closure overpressure safety.11 6 Grounding interface.11 7 General closure interfaces.11 8 Cable to closure interface.11 8.1 General.11 8.2 Functional requirements.11 8.2.1 General.11 8.2.2 Cable entry port.12 8.2.3 Repair,maintenance and testing.12 8.2.4 Moisture and gas ingress,sealing and blocking.12 8.2.5 Mechanical impacts.13 8.2.6 Cable and closure handling.13 8.2.7 Electrical continuity and lightning protection.13 8.2.8 Fire-related performance.13 8.2.9 Identification of cables and sub-parts.13 8.2.10 Biotic protection.13 8.2.11 Cable anchoring and supporting elements to closure.14 8.2.12 UV resistance.14 8.2.13 Resistance to aggressive media.14 9 Closure to FMS interface.14 9.1 General.14 9.2 Functional requirements.14 9.2.1 Mounting of the FMS to the closure.14 9.2.2 Identification.14 9.2.3 Access to FMS.15 9.2.4 Bending radius.15 9.2.5 Mechanical impacts.15 9.2.6 FMS grounding.15 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61758-1 IEC:2008(E)3 9.2.7 Fire hazard(optional for indoor applications).15 9.2.8 Laser safety.15 9.2.9 High optical power damage.15 10 Other parts of the closure interface.16 10.1 General.16 10.2 Passive components that may be included in a closure.16 10.2.1 xWDM.16 10.2.2 Moisture sensors.16 10.2.3 Security features.16 10.2.4 Connectors and adaptors.16 10.2.5 Pressure relief valves.16 10.2.6 Splitters/couplers.16 10.2.7 Optical switches.17 10.2.8 Desiccant.17 10.3 Active components that may be included in a closure.17 10.3.1 Moisture sen