SIST EN 4641-200:2019
(Main)Aerospace series - Cables, optical, 125 µm diameter cladding - Part 200: Semi-loose structure 9/125 µm GI fibre nominal 0,9 mm outside diameter - Product standard
Aerospace series - Cables, optical, 125 µm diameter cladding - Part 200: Semi-loose structure 9/125 µm GI fibre nominal 0,9 mm outside diameter - Product standard
This document specifies the general characteristics, conditions for qualification, acceptance and quality assurance for a fibre optic cable with a 9/125 µm, MM fibre core, and 900 µm outside cable diameter and of semi loose buffer construction for "inside avionics box" equipment fibre harnessing.
Luft- und Raumfahrt - Kabel, optisch, 125 µm Außendurchmesser des Fasermantels - Teil 200: Festaderaufbau GI 9/125 μm, Faser Kabelaußendurchmesser 0,9 mm - Poduktnorm
Série aérospatiale - Câbles, optiques, diamètre extérieur de la gaine optique 125 µm - Partie 200 : Câble à structure semi-libre, fibre à gradient d’indice 9/125 μm, diamètre extérieur 0,9 mm - Norme de produit
La présente Norme européenne spécifie les caractéristiques générales ainsi que les conditions de qualification, d’acceptation et d’assurance qualité pour un câble à fibre optique à gradient d’indice 9/125 µm, avec cœur de fibre MM, de diamètre extérieur de 900 µm et de construction semi-libre pour le câblage fibre des équipements de « boîtiers d’avionique intérieurs ».
Aeronavtika - Kabli, optični, zunanji premer obloge vlakna 125 µm - 200. del: Polohlapna struktura obloge GI 9/125 µm, zunanji premer vlakna 0,9 mm - Standard za proizvod
Ta dokument opredeljuje splošne značilnosti, pogoje za kvalifikacijo, sprejemljivost in zagotavljanje kakovosti za optični kabel z vlakenskim jedrom MM 9/125 µm, zunanjim premerom kabla 900 µm ter polohlapno strukturo obloge za snop vlaken »letalske elektronike«.
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.3RGXNWQRUPAerospace series - Cables, optical, 125 µm diameter cladding - Part 200: Semi-loose structure 9/125 µm GI fibre nominal 0,9 mm outside diameter - Product standard49.060Aerospace electric equipment and systems33.180.10Fibres and cablesICS:Ta slovenski standard je istoveten z:EN 4641-200:2018SIST EN 4641-200:2019en,fr,de01-januar-2019SIST EN 4641-200:2019SLOVENSKI
STANDARD
SIST EN 4641-200:2019
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 4641-200
November
t r s z ICS
v {ä r { r English Version
Aerospace series æ Cablesá opticalá
s t w
Ám diameter cladding æ Part
t r rã Semiæfibre nominal
rá { mm outside diameter æ Product standardSérie aérospatiale æ Câblesá optiquesá diamètre extérieur de la gaine optique
s t w
Ám æ Partie
t r r ã Câble à structure semiælibreá fibre à gradient d 5indice produit
Luftæ und Raumfahrt æ Lichtwellenleiterkabelá Mantelaußendurchmesser
s t w
Ám æ Teil
t r rã Kabelaußendurchmesser
rá { mm æ Produktnorm This European Standard was approved by CEN on
z July
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 t r rã t r s z ESIST EN 4641-200:2019
EN 4641-200:2018 (E) 2
Contents Page European foreword . 3 1 Scope . 4 2 Normative references . 4 3 Terms and definitions . 4 4 Required characteristics . 4 5 Cable construction . 5 6 Materials . 6 7 Test methods and performances . 6 8 Tooling . 12 9 Quality assurance . 12 10 Designation and marking . 13 11 Delivery conditions . 13 12 Storage . 13 13 Technical specification . 13
SIST EN 4641-200:2019
EN 4641-200:2018 (E) 3
European foreword This document (EN 4641-200:2018) 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 May 2018, and conflicting national standards shall be withdrawn at the latest by May 2018. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. 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 4641-200:2019
EN 4641-200:2018 (E) 4
1 Scope This European Standard specifies the general characteristics, conditions for qualification, acceptance and quality assurance for a fibre optic cable with a 9/125 µm, MM fibre core, and 900 µm outside cable diameter and of semi-loose buffer construction for “inside avionics box” equipment fibre harnessing. 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 2424, Aerospace series — Marking of aerospace products EN 2812, Aerospace series — Stripping of electric cables EN 3475-601, Aerospace series — Cables, electrical, aircraft use — Test methods — Part 601: Smoke density EN 3745, (all parts), Aerospace series — Fibres and cables, optical, aircraft use — Test methods 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 4641-001, Aerospace series — Cables, optical, 125 µm diameter cladding — Part 001: Technical specification IEC 60793-1-45, Optical fibres — Part 1-45: Measurement methods and test procedures — Mode field diameter 1) TR 4647, Aerospace series — Termination procedure for EN 4639 optical contact 2) 3 Terms and definitions For the purposes of this document, the following terms and definitions given in EN 3745-100 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
4 Required characteristics The characteristics of the cables, tested according to the methods described hereafter shall comply with the values defined in this product standard.
1) Published by: IEC International Electrotechnical Commission http://www.iec.ch/ 2) Published as ASD-STAN Technical Report at the date of publication of this standard by Aerospace and Defence Industries Association of Europe-Standardization (ASD-STAN), (www.asd-stan.org). SIST EN 4641-200:2019
EN 4641-200:2018 (E) 5
5 Cable construction See Figure 1 and Table 1.
Key 1 Core
2 Cladding
3 Primary coating 4 Primary buffer 5 Cable jacket Figure 1 Table 1 Property Value Mode field diameter 1 310 nm: (9,0 ± 0,5) µm 1 550 nm: (10,1 ± 0,6) µm Cladding (125 ± 1,0) µm Primary Coating diameter (250 ± 10) µm Core/Cladding concentricity
¶
r,5 µm Cladding non-circularity
¶
r,7 % Coating/Cladding concentricity
¶
s r
Ám Finished cable diameter (0,9 ± 0,06) mm Cable mass
1,0 ± 0,2 g/m Operating temperature
– 65 °C to 150 °C Fibre cut-off wavelength
¶
sá t x r nm Minimum bend radius (20 °C) Installation: 4 mm Long term: 6 mm
Storage: 18 mm (20 x cable outside diameter) Fibre tensile strength
> 200 N
SIST EN 4641-200:2019
EN 4641-200:2018 (E) 6
6 Materials See Table 2. Table 2 Element Material Fibre Core Silica Cladding Primary coating Polyacrylate Primary buffer PTFE Cable jacket Polyimide
7 Test methods and performances 7.1 Tests in accordance with EN 3745-100 7.1.1 Optical fibre See Table 3. Table 3 — Optical fibre performance requirements Test method EN 3745- Designation of test Test conditions and results 201 Visual examination Pass IEC 60793-1-45 Fibre Mode Field Diameter (MFD) MFD: (9,0 ± 0,5) µm 501 Optical fibre proof test > 1 % 301 Method D Fibre attenuation Maximum
at 1 550 nm at 20 °C Minimum sample lengthã
·
s r r m
SIST EN 4641-200:2019
EN 4641-200:2018 (E) 7
7.1.2 Fibre optic cable See Table 4. Table 4 — Fibre optic cable performance requirements (1 of 4) Test method EN 3745- Designation of test Test conditions and results 201 Visual examination The cable outer layer shall be continuous and free of visible defects such as lumps, abrasions, cracks, splits or blisters Number of sample: 1 Sample length: 3 m. 203 Buffer diameter (245 ± 10) µm 203 Outer jacket outside diameter
(915 ± 60) µm 205 Method A Longitudinal stability Change in longitudinal dimensions between A and Bã
¶
y mmä Number of samples: 3 Sample length: (2 ± 0,05) m Perform Temperature Cycling t
Test Method 3745-402 t 25 Cycles 301 Method D Cable attenuation Maximum attenuation
¶
r,50 dB/km at 1 310 nmá
¶
rá40 dB/km at 1 550 nm at 20 °C. Minimum sample lengthã
·
s r r m 305 Cable immunity to ambient light
Not applicable due to insta
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