BS-EN-187105-2002.pdf
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1、BRITISH STANDARD BS EN 187105:2002 Single mode optical cable (duct/direct buried installation) The European Standard EN 187105:2002 has the status of a British Standard ICS 33.180.10 ? Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 10:48:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 18
2、7105:2002 This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 6 August 2002 BSI 6 August 2002 ISBN 0 580 40183 9 National foreword This Britis
3、h Standard is the official English language version of EN 187105:2002. The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee GEL/86/1, Optical fibres and cables, which has the responsibility to: A list of organizations represented on this
4、subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by usin
5、g the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity
6、from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in t
7、he UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 20, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. D
8、ateComments Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 10:48:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARDEN 187105 NORME EUROPENNE EUROPISCHE NORMMay 2002 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Eu
9、ropisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2002 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 187105:2002 E ICS 33.180.10 English version Single mode optical cable (d
10、uct/direct buried installation) Cbles fibres optiques unimodales (installations en conduite/ directement enterres) Einmoden-Lichtwellenleiterkabel fr Rhren- und direkte Erdverlegung This European Standard was approved by CENELEC on 2001-12-04. CENELEC members are bound to comply with the CEN/CENELEC
11、 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 Central Secretariat or to any CENE
12、LEC 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.
13、 CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffield
14、un, na, Sun Oct 29 10:48:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 187105:2002 2 Foreword This European Standard was prepared by the Technical Committee CENELEC TC 86A, Optical fibres and optical fibre cables. The text of the draft was submitted to the formal vote and was approved by CENELEC
15、as EN 187105 on 2001-12-04. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement(dop)2002-12-01 latest date by which the national standards conflicting with the EN have to be withdrawn(d
16、ow)2004-12-01 _ Contents ClausePage 1Scope .4 2Normative references4 3Terminology5 4General information 6 4.1 General cable description.6 4.1.1 Characteristics of optical fibre 6 4.1.2 Characteristics of optical fibre cable elements6 4.1.3 Characteristics of optical fibre cables.6 4.1.4 Environmenta
17、l and product safety requirements.7 4.1.5 Informative note: Upgrading to meet future network requirements7 4.2 Optical fibre spliceability 7 4.3 Testing.7 5Requirements for cabled single mode optical fibres.7 5.1 Fibre materials.7 5.2 Optical requirements8 5.2.1 Attenuation coefficient8 5.2.2 Point
18、discontinuities .8 5.2.3 Chromatic dispersion8 5.2.4 Cut-off wavelength.8 5.2.5 Mode field diameter .9 5.2.6 Macrobending sensitivity9 5.2.7 Polarisation mode dispersion (PMD).9 5.2.8 Refractive group index.9 5.3 Geometrical requirements10 5.3.1 Mode field concentricity error .10 5.3.2 Primary coati
19、ng non circularity .10 5.3.3 Cladding/primary coating concentricity error.10 5.4 Mechanical requirements.10 5.4.1 Fibre proof test.10 5.4.2 Coating strip force10 5.4.3 Stress corrosion susceptibility.10 Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 10:48:11 GMT+00:00 2006, Uncontrolled Copy
20、, (c) BSI 3 EN 187105:2002 6Requirements for cable elements10 6.1 Element design10 6.1.1 Modularity11 6.1.2 Fibre and elements identification11 6.2 Element characteristics11 6.2.1 Ribbon .11 6.2.2 Tube kinking.12 7Requirements for optical cables12 7.1 Cable construction .12 7.1.1 Cable core12 7.1.2
21、Anti-buckling and strength elements splicing12 7.1.3 Cable element stranding.12 7.1.4 Spliced fibres.12 7.1.5 Spare fibres12 7.1.6 Cable sheath removal 13 7.1.7 Armouring13 7.2 Cable marking13 7.2.1 Cable marking13 7.2.2 Identification marking.13 7.2.3 Cable length marking (if required) 13 7.3 Cable
22、 materials13 7.3.1 Tube filling compound material 13 7.3.2 Water-blocking material .13 7.3.3 Filling and water-blocking material flow13 7.3.4 Cable material compatibility.14 7.4 Cable sheath14 7.4.1 Sheath material14 7.4.2 Sheath thickness14 7.4.3 Outer cable diameter14 7.4.4 Moisture barrier14 7.5
23、Mechanical requirements.14 7.5.1 Cable bend.14 7.5.2 Cable impact15 7.5.3 Cable crush15 7.5.4 Cable tensile performance15 7.5.5 Cable torsion16 7.5.6 Cable repeated bending .16 7.6 Environmental requirements16 7.6.1 Temperature cycling.16 7.6.2 Stripping force stability of cabled optical fibres.17 7
24、.6.3 Water penetration 17 7.6.4 Hydrogen in cables.17 7.6.5 Environmental impact 17 7.7 Electrical protection17 7.7.1 Continuity of metallic members17 7.7.2 Lightning damage susceptibility17 8Product qualification requirements18 8.1 General18 8.2 Definitions18 8.3 Optical fibre qualification18 8.4 C
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