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Workshops hans detlef-leppert

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FTTH Conference Milan 2011 Workshop

FTTH Conference Milan 2011 Workshop

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    Workshops hans detlef-leppert Workshops hans detlef-leppert Presentation Transcript

    • European Standardization Organisation ….. ESO Fibre Optic Access to End-UsersA Guideline to Building of FTTX Fibre Optic Networks CLC/TR 50510 October 2007Dr. Hans-Detlef LeppertChairman CLC / TC 86AChairman IEC / SB 4  ACT Page 1
    • European Standardization Organisation ….. ESOStandardization and FTTH ?…. chance or obstacle … …. for the deployment of FTTH networks ? Page 2
    • Agenda  Standardization in Europe …. ESO  Standardization process  CENELEC structure  CLC / TC 86 A - Optical fibres and optical fibre cables  Scope  Targets of the TC work in the FTTH topic  Overview on the existing CENELEC Guideline  Structure  Examples  Timescale  ConclusionsDr. HD R Leppert, 08.02.2011 Page 3
    • European Standardization bodies European Committee for Standardization deals with all sectors except the electrotechnology and telecommunication sector European Committee for Electrotechnical Standardization deals with standards in the electrotechnical field European Telecommunication Standards Institute covers the telecommunication field and some aspects of broadcasting.Dr. HD R Leppert, 08.02.2011 Page 4
    • CENELEC members  Cenelec members and affiliatesDr. HD R Leppert, 08.02.2011 Page 5
    • Standardization process …. for European Standard ( EN )  Proposal or request for standarization work  Key stages of standardization process ( EN )  NWI New Work Item Proposal  prEN Committee Draft of an preliminary EN  final draft prEN … Committee draft on vote  EN Publication of EN after Ratification  Technical Specification ( TS )  Technical Report ( TR )  Workshop Agreement ( CWA ) Cooperation with IEC  direct …… Dresden Agreement  Indirect .... participation of CENELEC membersDr. HD R Leppert, 08.02.2011 Page 6
    • European Standards 5666 CENELEC Standards ( EN / HD ) are valid International / IEC European / CENELEC ….. of which National / DKEDr. HD R Leppert, 08.02.2011 Page 7
    • Technical work Technical Committees (TC )  CLC / TC 1 ‘Criteria for conformity assessment bodies’     CLC / TC 218 ‘Qualification of electrical installation contractors,’ and their  Subcommittees ( SC )  Tasks Force ( TF )  Working Groups ( WG ) about 300 being active.Dr. HD R Leppert, 08.02.2011 Page 8
    • Technical work  CLC / TC 86 A Optical fibres and optical fibre cables Scope To prepare and maintain specifications for optical fibres and optical fibre cables, excluding image transmission types. IEC/SC 86A: fibres and cablesDr. HD R Leppert, 08.02.2011 Page 9
    • FTTH - guideline  CLC / TC 86A work supporting FTTH infrastructure deployment … from the standardization point of view …  TC86A WG 4 - FTTH  FTTH – guideline for infrastructure as Technical Report (TR)  Complete list of all standards involved  Target: guideline, list of standards, standards on one DVD  TR ( FTTH-guideline ) part of international co-operation (IEC)Dr. HD R Leppert, 08.02.2011 Page 10
    • FTTx - guideline Fibre Optic Access to End-Users A Guideline to Building of FTTX Fibre Optic Networks CLC/TR 50510 October 2007 CONTENT 1 Introduction 2 Network Structure and Nodes - a guideline 3 System solutions for FTTX 4 Network design 5 Planning and installation - general advices and instructions 6 Measurements, documentation and operation 7 Quality 8 References 9 Abbreviations NOTE: The ad hoc WG of CENELEC / TC86 A has prepared this guideline, starting from a Swedish one created by SEK TK 215Dr. HD R Leppert, 08.02.2011 Page 11
    • FTTx - guideline Contents ….. Executive summary 6 1 Network Structure and Nodes – A guideline 8 1.1 Introduction 8 1.2 Levels 9 1.3 Network topology – Terminology 10 1.4 Node topology – Terminology 13 1.5 Examples of FTTX topologies 15 1.6 Access network 18 2 Passive network solutions 20 2.1 Choice of fibre type – Single-mode/multimode 20 2.2 Number of fibres for each end-user 22 2.3 Connectors in the FTTX-network 23 2.4 Fibre splicing 25 2.5 Link dimensioning 25 2.6 Calculation of an optical budget 25 2.7 Fibre optic cabling 26Dr. HD R Leppert, 08.02.2011 Page 12
    • FTTx - guideline National network Regional network Municipality connecting network Metropolitan or urban network Access network Figure 2 – The new infrastructure is based upon both old and new network hierarchyDr. HD R Leppert, 08.02.2011 Page 13
    • FTTx - guideline Figure 8 – A comprehensive picture over a community network The access network is here defined as FTTXDr. HD R Leppert, 08.02.2011 Page 14
    • FTTH - topologies 48…144 fibres Trunk Cable Ring deployment (Long distance) PON deployment PoP Point-to-Point deployment 48…60 SM Fibre Mini Ring PoP 48…60 SM Fibre Mini Ring 32…44 (SM+MM) Fibre Distribution Cable 100 / 200 SM Fibre Ring 2…24 MM Fibre Drop Cable 48…60 SM Fibre Mini Ring Distribution Node Mini PoPDr. HD R Leppert, 08.02.2011 PoP Page 15
    • FTTx - guideline Contents ……. 2 Passive network solutions 20 ……… 2.8 Pulling, burying and blowing 28 2.9 Dimensions for microducts and multi ducts 29 2.10 Hybrid cables and ducts for blowing 30 2.11 Installation of FTTX 31 2.12 Right of Way (RoW) solution 31 2.13 Fibres for blowing 34 2.14 Microduct optical fibre cables for blowing 34 2.15 Cables for blowing 35 2.16 Pre-connectorised fibre 35 2.17 Optical splitters 35 2.18 Closures 36 2.19 Access and jointing chambers 38 2.20 Optical Distribution Frame (ODF) 38 2.21 Design of a room for an access node 39 2.22 Power feeding an access node 41 2.23 Earthing in an access node 41Dr. HD R Leppert, 08.02.2011 Page 16
    • FTTx - guideline Spectral Attenuation Single Mode Fibre 0,80 0,70 G.652B Attenuation [dB/km] 0,60 G.652C&D 0,50 0,40 0,30 0,20 0,10 O-band E-band S C L 0,00 1200 1300 1400 1500 1600 1700 Wavelength [nm] Figure 15 – Spectral attenuation curve for G.652B, C and D fibres with water peak at 1 383 nm O-, E-, S-, C-, and L-bands are defined in ITU-TDr. HD R Leppert, 08.02.2011 Page 17
    • FTTx - guideline Adaptor Ferrule Connector Cable Alignment sleeve Figure 16 – Functional elements of a fibre optic connection (two connectors aligned in the sleeve inside the adaptor) SC LC (ferrule diameter 2,5 mm) (ferrule diameter 1,25 mm)Dr. HD R Leppert, 08.02.2011 Page 18
    • FTTx - guideline Closure and spare cable length in branching point Screwed-on flange with cable entry port By-pass and customer Shut off valve or o.f. cable access point rubber bubble seal Figure 24 – Examples of RoW Figure 26 – Laying procedure pipeline section in a simplified sketchDr. HD R Leppert, 08.02.2011 Page 19
    • FTTx - guideline Contents ….. 3 Network design 42 3.1 Areas with block(s) of flats (multi-tenants buildings) 42 3.2 Areas with detached and terraced houses 43 3.3 Sparsely built-up areas 44 3.4 Summary of network design 44 4 Planning and installation – General advice and instructions 45 4.1 Planning 45 4.2 Installation – General advice 47 4.3 Installation in node areas 48 4.4 Work with digging, installation of ducts and pulling of cables 48 and microduct optical fibre cables 4.5 Handing over finished installation, inspection 57 4.6 Safety, risks and risk elimination 57 5 Measurements, documentation and operation 59 5.1 Measurements 59 5.2 Labels and marking 59 5.3 Final documentation 60 5.4 Operation and maintenance 63Dr. HD R Leppert, 08.02.2011 Page 20
    • FTTx - guideline 100 % 100 % Total Level of cost influence Influence Costs 0% 0% Time Design Service and planning Installation and maintenance Figure 42 – Curves illustrating influence and costs in a FTTX-projectDr. HD R Leppert, 08.02.2011 Page 21
    • FTTx - guideline Outlet Plinth or panel RackDistribution point AA 01 01 16 Figure 50 – Marking of fibre installation Figure 51 – Example of documentation for an FTTX - in- stallation with a principle sketch of wiring Dr. HD R Leppert, 08.02.2011 Page 22
    • FTTx - guideline Contents ….. 6 Quality 63 7 Glossary 64 References 66 Annex A List of standards 67 Annex B Ducts and microducts 73 Annex C Block of flats 75 Annex D Areas with private detached or terraced houses 82 Annex E Aerial installation of FTTX 88Dr. HD R Leppert, 08.02.2011 Page 23
    • List of standards Annex A List of standards Fibres & cables Generic & Product Specification  Measurements  Generic cabling Optical fibre cables for access networks Generic cabling systems Product Specification Optical fibre Optical fibre cables for access networks / generic cabling systems Measurements Fire performance Connectors & other passive components Generic & Product Specification Measurements  Generic & Product Specification Optical fibre connectors MeasurementsDr. HD R Leppert, 08.02.2011 Page 24
    • List of standardsDr. HD R Leppert, 08.02.2011 Page 25
    • Timetable  Introduction of Swedish FTTx handbook October 2004 Frankfurt  Decision on FFTH handbook 12.05.2005 Milano  First Draft as working document March 2006 Brussels including first technical comments  Second Draft for Comments August 2006  Publication of the CLC/TR 50510 October 2007  NWIP on the maintenance / updating of TR 50510 October 2009 Brussels  - Peter Elisson / Sweden Convenor of CLC/TC 86 A WG4 December 2010 Frankfurt  - Kick-off meeting for maintenace work by CLC/TC 86A WG4 March, 31 2011 Brussels  ……  ……  Publication of updated CLC/TR 50510 April 2012 (?)Dr. HD R Leppert, 08.02.2011 Page 26
    • Conclusions Standardization is driven by the industry and ….  gives future proof and reliability  helps to safeguard investments and last but not least ….  is giving more confidence to all involved  suppliers  customers  end-users …. this we want to ensure with the FTTH guideline …..Dr. HD R Leppert, 08.02.2011 Page 27
    • Conclusions Major work and achievements What is intended to be done?  Opportunity for  supporting the deployment of new broadband access networks  supporting the marketing activities of the industry represented by the FTTH Councils ( US, Europe, Asia Pacific)  completing the standards involved and needed  use this for marketing (see below)  Marketing of / for the standards and standardization bodies themselves, and here especially the IEC, CENELEC and ITU ? One DVD with the complete list of standards for the major FTTH topologies together with the standards involved  offered and sold by the IEC and its national committees  representing good marketing for the IEC.Dr. HD R Leppert, 08.02.2011 Page 28
    • European Standardization Organisation ….. ESO Standardization and FTTH …. is a chance and supports … …. the deployment of FTTH networks !!!Dr. HD R Leppert, 08.02.2011 Page 29
    • Thank you ! Questions ?Dr. HD R Leppert, 08.02.2011 Page 30