SIST EN 4641-001:2018
(Main)Aerospace series - Cables, optical, 125 µm diameter cladding - Part 001: Technical specification
Aerospace series - Cables, optical, 125 µm diameter cladding - Part 001: Technical specification
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 µm outside diameter.
Luft- und Raumfahrt - Kabel, optisch, 125 µm Außendurchmesser des Fasermantels - Teil 001: Technische Spezifikation
Série aérospatiale - Câbles, optiques, diamètre extérieur de la gaine optique 125 µm - Partie 001 : Spécification technique
Aeronavtika - Kabli, optični, zunanji premer obloge 125 µm - 001. del: Tehnična specifikacija
Ta evropski standard določa splošne značilnosti, pogoje kvalifikacije, sprejemljivosti in zagotavljanja kakovosti ter preskusne metode in skupine za optične kable z zunanjim premerom obloge 125 µm.
General Information
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.VSHFLILNDFLMDLuft- und Raumfahrt - Kabel, optisch, 125 µm Außendurchmesser des Fasermantels - Teil 001: Technische SpezifikationSérie aérospatiale - Câbles, optiques, diamètre extérieur de la gaine optique 125 µm - Partie 001 : Spécification techniqueAerospace series - Cables, optical, 125 µm diameter cladding - Part 001: Technical specification49.060Aerospace electric equipment and systems33.180.10Fibres and cablesICS:Ta slovenski standard je istoveten z:EN 4641-001:2018SIST EN 4641-001:2018en,fr,de01-oktober-2018SIST EN 4641-001:2018SLOVENSKI
STANDARDSIST EN 4641-001:20091DGRPHãþD
SIST EN 4641-001:2018
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 4641-001
July
t r s z ICS
v {ä r x r Supersedes EN
v x v sæ r r sã t r r {English Version
Aerospace series æ Cablesá opticalá
s t w
Ám diameter cladding æ Part
r r sã Technical specification Série aérospatiale æ Câblesá optiquesá diamètre extérieur de la gaine optique
s t w
Ám æ Partie
r r s ã Spécification technique
Luftæ und Raumfahrt æ Lichtwellenleiterkabelá Mantelaußendurchmesser
s t w
Ám æ Teil
r r sã Technische Spezifikation This European Standard was approved by CEN on
t March
t r s zä
egulations which stipulate the conditions for giving this European Standard the status of a national standard without any alterationä Upætoædate lists and bibliographical references concerning such national standards may be obtained on application to the CENæCENELEC Management Centre or to any CEN memberä
translation under the responsibility of a CEN member into its own language and notified to the CENæCENELEC Management Centre has the same status as the official versionsä
CEN members are the national standards bodies of Austriaá Belgiumá Bulgariaá Croatiaá Cyprusá Czech Republicá Denmarká Estoniaá Finlandá Former Yugoslav Republic of Macedoniaá Franceá Germanyá Greeceá Hungaryá Icelandá Irelandá Italyá Latviaá Lithuaniaá Luxembourgá Maltaá Netherlandsá Norwayá Polandá Portugalá Romaniaá Serbiaá Slovakiaá Sloveniaá Spainá Swedená Switzerlandá Turkey and United Kingdomä
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Rue de la Science 23,
B-1040 Brussels
9
t r s z CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Membersä Refä Noä EN
v x v sæ r r sã t r s z ESIST EN 4641-001:2018
EN 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 Designation and marking . 12 8 Delivery conditions . 14 9 Storage . 14
SIST EN 4641-001:2018
EN 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 in 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 publication 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 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, 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 and United Kingdom.
SIST EN 4641-001:2018
EN 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 µm outside diameter. 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 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 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 Aerospace 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 following 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 of the fibre and inner jacket between the inner jacket and the outer strength members
* And all parts quoted in this European Standard. SIST EN 4641-001:2018
EN 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 members 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 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 accordance 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. See example at Figure 2. SIST EN 4641-001:2018
EN 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 Figure 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 have 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 standard. SIST EN 4641-001:2018
EN 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 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 diameter. 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
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