EN 4641-001-2018 Aerospace series - Cables optical 125 diameter cladding - Part 001 Technical specification.pdf

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1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Aerospace series Cables, optical, 125 m diameter claddingPart 001: Technical specificationBS EN 4641001:2018EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4641-001 July 2018 ICS 49.060 Supersedes EN 4641-001:2009E

2、nglish Version Aerospace series - Cables, optical, 125 m diameter cladding - Part 001: Technical specification Srie arospatiale - Cbles, optiques, diamtre extrieur de la gaine optique 125 m - Partie 001 : Spcification technique Luft- und Raumfahrt - Lichtwellenleiterkabel, Mantelauendurchmesser 125

3、m - Teil 001: Technische Spezifikation This European Standard was approved by CEN on 2 March 2018. CEN 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 standard without any alteration. Up-t

4、o-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by transla

5、tion under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland,

6、 Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDI

7、ZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels 2018 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4641-001:2018 ENational forewordThis Bri

8、tish Standard is the UK implementation of EN 4641001:2018. It supersedes BS EN 4641001:2009, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology.A list of organizations represented on this comm

9、ittee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2018 Published by BSI Standards Limited 2018ISBN 978 0 580 51996 3ICS 49.060

10、Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2018.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 4641001:2018EU

11、ROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4641-001 July 2018 ICS 49.060 Supersedes EN 4641-001:2009English Version Aerospace series - Cables, optical, 125 m diameter cladding - Part 001: Technical specification Srie arospatiale - Cbles, optiques, diamtre extrieur de la gaine optique 125 m -

12、 Partie 001 : Spcification technique Luft- und Raumfahrt - Lichtwellenleiterkabel, Mantelauendurchmesser 125 m - Teil 001: Technische Spezifikation This European Standard was approved by CEN on 2 March 2018. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate th

13、e 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 CEN-CENELEC Management Centre or to any CEN member. This European Standard

14、 exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the nationa

15、l standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia

16、, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels 2018 CEN All rights of exploitation in any form and b

17、y any means reserved worldwide for CEN national Members. Ref. No. EN 4641-001:2018 EBS EN 4641001:2018EN 4641-001:2018 (E) 2 Contents Page European foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions . 4 4 Required characteristics 5 5 Test methods 6 6 Quality assurance 8 7 Designat

18、ion and marking . 12 8 Delivery conditions 14 9 Storage 14 BS EN 4641001:2018EN 4641-001:2018 (E) 3 European foreword This document (EN 4641-001:2018) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out i

19、n accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publica

20、tion of an identical text or by endorsement, at the latest by January 2019, and conflicting national standards shall be withdrawn at the latest by January 2019. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held

21、 responsible for identifying any or all such patent rights. This document supersedes EN 4641-001:2009. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia

22、, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey

23、and United Kingdom. BS EN 4641001:2018EN 4641-001:2018 (E) 4 1 Scope This European Standard specifies the general characteristics, conditions for qualification, acceptance and quality assurance, as well as the test methods and groups for fibre optic cables with a cladding of 125 m outside diameter.

24、2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including

25、 any amendments) applies. EN 2591-602, Aerospace series Elements of electrical and optical connection Test methods Part 602: Optical elements Variation of attenuation and optical discontinuity EN 3745-100 *, Aerospace series Fibres and cables, optical, aircraft use Test methods Part 100: General EN

26、3838, Aerospace series Requirements and tests on user-applied markings on aircraft electrical cables EN 3909, Aerospace series Test fluids and test methods for electrical and optical components and sub-assemblies EN 9133, Aerospace series Quality Management Systems Qualification Procedure for Aerosp

27、ace Standard Products IEC 60793-1-42, Optical fibres Part 1-42: Measurement methods and test procedures Chromatic dispersion ISO 2574, Aircraft Electrical cables Identification marking 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3745-100 and the f

28、ollowing apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at http:/www.electropedia.org/ ISO Online browsing platform: available at http:/www.iso.org/obp 3.1 tight structure cable structure that allows no movement

29、 of the fibre and inner jacket between the inner jacket and the outer strength members *And all parts quoted in this European Standard. BS EN 4641001:2018EN 4641-001:2018 (E) 5 3.2 semi-loose structure cable structure that allows slight movement of the secondary buffer next to the inner strength mem

30、bers and outer cable jacket 4 Required characteristics 4.1 Description The characteristics of the cables, tested according to the methods described hereafter shall comply with the values defined in the product standard. 4.2 Materials and construction of cables The configuration, dimensions and mass

31、of the cable shall meet the values specified in the product standard as well as the requirements hereafter. Materials and colour shall meet the product standard. 4.3 Fibre construction The fibre shall consist of a single all silica core and a silica cladding protected by a primary coating in accorda

32、nce with the product standards. See Figure 1. Key 1 Buffer 2 Primary coating 3 Cladding 4 Core Figure 1 Fibre construction (axial view) 4.4 Cable construction The typical requirements of the cable shall be an outer jacket, strength member, buffer and fibre, which is protected by a primary coating. S

33、ee example at Figure 2. BS EN 4641001:2018EN 4641-001:2018 (E) 6 Details of the materials used for the outer sheath, strength member, inner sheath and buffer shall be defined in the product standard. Key 1 Outer jacket 2 Strength member 3 Inner sheath 4 Buffer 5 Core 6 Cladding 7 Primary coating Fig

34、ure 2 Example of cable construction 5 Test methods 5.1 Tests in accordance with EN 3745-100 5.1.1 Optical fibre See Table 1. Table 1 Optical fibre test methods Test method EN 3745- Designation of test Test performance/conditions/criteria 201 Visual examination The primary coating and buffer shall ha

35、ve the correct identification outer colour if specified in the product standard. 202 Fibre dimensions See product standard. 501 Optical fibre proof test See product standard. 301 Method A Attenuation See product standard. 302 Numerical aperture See product standard. 403 Bandwidth See product standar

36、d. BS EN 4641001:2018EN 4641-001:2018 (E) 7 5.1.2 Fibre optic cable See Table 2. Table 2 Fibre optic cable test methods (1 of 2) Test method EN 3745- Designation of test Test performance/conditions/criteria 201 Visual examination The outer jacket shall have the correct identification if specified in

37、 the appropriate product standard. The coating shall be continuous and free of visible defects such as lumps, abrasions, cracks, splits or blisters. See product standard. 202 Include all sections of concentricity See product standard. 203 Cable dimensions Primary coating outside diameter. Buffer dia

38、meter. Outer jacket outside diameter. Outer jacket wall thickness. To be measured at both ends of each batch. 205 Cable longitudinal dimensional stability See product standard. 301: Method A Attenuation See product standard. 402 Temperature cycling See product standard. 301: Method C Attenuation dur

39、ing temperature cycling See product standard. 404 Thermal shock See product standard. 406 Cold bend test See product standard. 407 Flammability See product standard. 410 Thermal life See product standard. 411 Resistance to fluids See product standard. 412 Humidity resistance See product standard. 50

40、3 Scrape abrasion See product standard. 504 Micro bending test See product standard. 505 Cable tensile strength See product standard. 506 Impact resistance See product standard. 507 Cut-through See product standard. 508 Torsion See product standard. 509 Kink test See product standard. 510 Bending te

41、st See product standard. 511 Cable to cable abrasion See product standard. BS EN 4641001:2018EN 4641-001:2018 (E) 8 Table 2 Fibre optic cable test methods (2 of 2) Test method EN 3745- Designation of test Test performance/conditions/criteria 512 Flexure endurance See product standard. 513 Crush resi

42、stance See product standard. 514 Cable twist bend See product standard. 601 Smoke density See product standard. 602 Toxicity See product standard. 603 Nuclear radiation See product standard. 701 Strippability See product standard. 703 Durability of manufacturers marking See product standard. 705 Con

43、trast measurement See product standard. 706 EN 3838 except “Voltage test“ Durability of user identification markings See product standard 5.2 Special tests Additional tests particular to the product may be defined in the specific product standard. 6 Quality assurance 6.1 General See EN 9133. 6.2 Qua

44、lification 6.2.1 Qualification conditions The cables shall be submitted for qualification tests on drums, spools or in coils of sufficient length, wound evenly and uniformly. Each drum, spool or coil shall have a label containing information given in 8.2. 6.2.2 Qualification tests See Table 3. Tests

45、 indicated by X in the Qualification column are applicable. BS EN 4641001:2018EN 4641-001:2018 (E) 9 Table3Tests:methods,applicationand requirements(1of3)DescriptionStandardQualification On all cables Prior to delivery Periodic Every 3 years Requirements (and/orparticulars)Sanction/ApprovalOpticalfi

46、breFibredimensionEN3745XXTest method 202Asdetailed intheappropriateproductstandardFibredimensionCoating/claddingEN3745XXTest method 202AsdetailedintheappropriateproductstandardNumerical apertureEN3745XXTest method 302MethodAorBAsdetailedintheappropriateproductstandardIndex ofrefractionIEC60793XXIEC6

47、0793-1-42Not applicableforsinglemodefibreAsdetailedintheappropriateproductstandardBandwidthIEC60793XXIEC60793-1-42Not applicableto singlemodefibreAsdetailedintheappropriateproductstandardFibrechromaticdispersionIEC60793XIEC60793-1-42AsdetailedintheappropriateproductstandardOptical cableVisualinspect

48、ionEN3745XXXTest method 201AsdetailedintheappropriateproductstandardCableprimarycoatingEN3745XXTest method 202AsdetailedintheappropriateproductstandardCableexternal dimensionEN3745XXTest method 202AsdetailedintheappropriateproductstandardCablelongitudinalstabilityEN3745XXTest method 205Asdetailedint

49、heappropriateproductstandardCableattenuation20CEN3745XXTest method 301MethodAorBasdefined intheproductstandardAsdetailedintheappropriateproductstandardCableattenuationbetweentheminimumoperatingtemperatureandthemaximumoperatingtemperature definedinthe productstandardEN3745XXTest method 301MethodCAsdetailedintheappropriateproductstandardBS EN 4641001:2018EN 4641-001:2018 (E) 10 Table3Tests:methods,applicationand requirements(2of3)DescriptionStandardQualification On all cables Prior to de