1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 50551-1:2011Simplex and duplex cables to be used for cordsPart 1: Blank Detail Specification and minimum requirementsBS EN 50551-1:2011 BRITISH STANDARDNational forewordThi
2、s British Standard is the UK implementation of EN 50551-1:2011. The UK participation in its preparation was entrusted to Technical Committee GEL/86/1, Optical fibres and cables.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not
3、 purport to include all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2011 ISBN 978 0 580 70197 9 ICS 33.180.10 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of
4、 the Standards Policy and Strategy Committee on 31 July 2011.Amendments issued since publicationDate Text affectedBS EN 50551-1:2011EUROPEAN STANDARD EN 50551-1 NORME EUROPENNE EUROPISCHE NORM February 2011 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisatio
5、n Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50551-1:2011 E ICS 33.180.10 English version Simplex a
6、nd duplex cables to be used for cords - Part 1: Blank Detail Specification and minimum requirements Cbles simplex et duplex destins tre utiliss en tant que cordons - Partie 1: Spcification particulire cadre et exigences minimales Simplex und Duplex-Kabel, die in konfektionierten Leitungen benutzt we
7、rden -Teil 1: Vordruck fr Bauartspezifikation und Mindestanforderungen This European Standard was approved by CENELEC on 2011-01-15. 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
8、 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 CENELEC member. This European Standard exists in three official versions (English, French, German). A version in an
9、y 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. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, t
10、he Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 50551-1:2011EN 50551-1:2011
11、2 Foreword This European Standard was jointly prepared by the Technical Committee CENELEC TC 86A, Optical fibres and optical fibre cables, and the Technical Committee CENELEC TC 86BXA, Fibre optic interconnect, passive and connectorised components. The text of the draft was submitted to the formal v
12、ote and was approved by CENELEC as EN 50551-1 on 2011-01-15. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fix
13、ed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2012-01-15 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2014-01-15 _ BS EN 50551-1:2011 3 EN 50551-1:2011
14、 Contents 1 Scope . 42 Normative references . 43 Cable description 54 Optical fibres . 64.1 Category A1a through A1b multimode optical fibres 64.2 Single mode optical fibre 75 Buffer 76 Cable construction . 86.1 General . 86.2 Mechanical and environmental tests 9BS EN 50551-1:2011EN 50551-1:2011 4 1
15、 Scope This blank detail specification describes parameters that can be considered for terminating these simplex and duplex cables with connectors in different communication applications. Product specifications may be prepared based on this blank detail specification following in particular requirem
16、ents of Clauses 3 to 6. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN
17、 60793-1-20 Optical fibres Part 1-20: Measurement methods and test procedures Fibre geometry (IEC 60793-1-20) EN 60793-1-21 Optical fibres Part 1-21: Measurement methods and test procedures Coating geometry (IEC 60793-1-21) EN 60793-1-40 Optical fibres Part 1-40: Measurement methods and test procedu
18、res Attenuation (IEC 60793-1-40) EN 60793-1-41 Optical fibres Part 1-41: Measurement methods and test procedures Bandwidth (IEC 60793-1-41) EN 60793-1-43 Optical fibres Part 1-43: Measurement methods and test procedures Numerical aperture (IEC 60793-1-43) EN 60793-1-44 Optical fibres Part 1-44: Meas
19、urement methods and test procedures Cut-off wavelength (IEC 60793-1-44) EN 60793-1-45 Optical fibres Part 1-45: Measurement methods and test procedures Mode field diameter (IEC 60793-1-45) EN 60793-1-47 Optical fibres Part 1-47: Measurement methods and test procedures Macrobending loss (IEC 60793-1-
20、47) EN 60793-2-10 Optical fibres Part 2-10: Product specifications Sectional specification for category A1 multimode fibres (IEC 60793-2-10) EN 60793-2-50 Optical fibres Part 2-50: Product specifications Sectional specification for class B single-mode fibres (IEC 60793-2-50) EN 60794-1-1 Optical fib
21、re cables Part 1-1: Generic specification General (IEC 60794-1-1) EN 60794-1-2:2003 Optical fibre cables Part 1-2: Generic specification Basic optical cable test procedures (IEC 60794-1-2:2003) EN 60794-2:2003 Optical fibre cables Part 2: Indoor cables Sectional specification (IEC 60794-2:2002) EN 6
22、0794-2-50:2008 Optical fibre cables Part 2-50: Indoor cables Family specification for simplex and duplex cables for use in terminated cable assemblies (IEC 60794-2-50:2008) EN 60811-1-1 Insulating and sheathing materials of electric and optical cables Common test methods Part 1-1: General applicatio
23、n Measurement of thickness and overall dimensions Tests for determining the mechanical properties (IEC 60811-1-1) IEC 60794-2-51 1)Optical fibre cables Part 2-51: Indoor optical fibre cables Product specification for simplex and duplex cables for use in patchcords for controlled environment 1)At dra
24、ft stage. BS EN 50551-1:2011 5 EN 50551-1:2011 3 Cable description (1) Prepared by: (2) Document No : Issue : Date : (3) Available from: (4) Generic Specification : EN 60794-1-1 & EN 60794-1-2 Sectional Specification : EN 60794-2 Family Specification : EN 60794-2-50 Product Specification : IEC 60794
25、-2-51 (5) Additional references: (6) Cable description: (7) Cable construction: Optical fibres Fibre countConstruction - Tight or semi-tight secondary coating - Strength elements non metallic - Strength elements metallic Lay-upBuffer - Material - Nominal outer diameter Sheath - Material - Maximum di
26、ameter - Nominal thickness - Thickness tolerances - Colour Additional armouring (if required) - Non-metallic armouring - Metallic armouring Marking identification - Customer requirement (8) Application information: Application (work area cord, equipment cord, patchcord, etc.) Maximum tensile load N
27、Number of repeated bending cycles Minimum bending radius for operation mm Minimum bending radius for installation mm Temperature range: - Transport and storage C - Installation C - Operation C Delivery cable length m - Length tolerance in % Fire performance BS EN 50551-1:2011EN 50551-1:2011 6 4 Opti
28、cal fibres 4.1 Category A1a through A1b multimode optical fibres (9a) Characteristics Family specification Requirements Test method Remarks Uncabled optical fibre EN 60793-2-10, A1a.1, A1a.2, A1b Attenuation coefficient (cabled fibres) - at 850 nm EN 60793-1-40 - at 1 300 nm Minimal modal bandwidth
29、(uncabled fibres) - at 850 nm EN 60793-1-41 - at 1 300 nm Numerical aperture EN 60793-1-43 Macro bending loss EN 60793-1-47 Core/cladding concentricity EN 60793-1-20Core non-circularity EN 60793-1-20 Cladding non-circularity EN 60793-1-20Core diameter EN 60793-1-20 Core diameter tolerance EN 60793-1
30、-20Cladding diameter EN 60793-1-20 Cladding diameter tolerance EN 60793-1-20BS EN 50551-1:2011 7 EN 50551-1:2011 4.2 Single mode optical fibre (9b) Characteristics Family specification Requirements Test methods Remarks Uncabled optical fibre EN 60793-2-50, B1.1, B1.3, B6a, B6b Attenuation coefficien
31、t (cabled fibres) - at 1 310 nm - at 1 383 nm (B1.3, B6a) EN 60793-1-40 - at 1 550 nm and - at 1 625 nm, etc. Attenuation discontinuities at 1 310 nm and 1 550 nm EN 60793-1-40 Cabled fibre cut-off wavelength, ccEN 60793-1-44 Mode field diameter -Nominal and tolerance - 1 310 nm EN 60793-1-45 Core/c
32、ladding concentricity EN 60793-1-20 Cladding non-circularity EN 60793-1-20 Cladding diameter EN 60793-1-20 Cladding diameter tolerance EN 60793-1-20Primary coating nominal diameter EN 60793-1-21 Primary coating nominal diameter tolerance EN 60793-1-21 5 Buffer (10) Characteristics EN 60794-2, Clause
33、 Family requirements Test methods Remarks Construction: - tight - semi-tight Filler Strippability: - tight - semi-tight EN 60794-2-50:2008, Method E21 Shrinkage: - tight - semi-tight EN 60794-2-50:2008, Method F11 BS EN 50551-1:2011EN 50551-1:2011 8 6 Cable construction 6.1 General (11) Characterist
34、ics EN 60794-2:2003, Clause Family requirements Test methods Remarks Lay-up 6.2 Visual inspectionCable core 6.3 Strength member 6.4 Visual inspection - central peripheralOuter cable sheath 6.6 Material 6.6.3Minimum sheath thickness EN 60811-1-1 Outer diameter EN 60811-1-1 Optional protection Sheath
35、marking 6.7 Configuration, dimensions Visual inspection Abrasion resistance EN 60794-1-2:2003, Method E2A Steel needle diameter d = 1,0 mm load: 4 N or EN 60794-1-2:2003, Method E2B Sheath shrinkage EN 60794-2-50:2008, Method F11 Buffered fibre movement in compression EN 60794-2-50:2008, Method E22
36、Sheath pull-off force EN 60794-2-50:2008, Method E21 Sheath abrasion 8.10 EN 60794-1-2:2003, Method E2A BS EN 50551-1:2011 9 EN 50551-1:2011 6.2 Mechanical and environmental tests (12) Characteristics EN 60794-2:2003, Clause Family requirements Test methods Remarks Tensile performance EN 60794-1-2:2
37、003, Method E1A and Method E1B Installation capability (selection from the following) - bending under tension EN 60794-1-2:2003, Method E18 - repeated bending EN 60794-1-2:2003, Method E6 - impact EN 60794-1-2:2003, Method E4 - kink EN 60794-1-2:2003, Method E10 - torsion EN 60794-1-2:2003, Method E
38、7 Cable bend EN 60794-1-2:2003,Method E11 Crush EN 60794-1-2:2003,Method E3 Temperature cycling EN 60794-1-2:2003, Method F1 This page deliberately left blankThis page deliberately left blankBSI is the independent national body responsible for preparing British Standardsand other standards-related p
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