SIST EN 4641-102:2009
(Main)Aerospace series - Cables, optical 125 μm outside diameter cladding - Part 102: Semi-loose 62,5/125 µm GI fibre nominal 1,8 mm outside diameter - Product standard
Aerospace series - Cables, optical 125 μm outside diameter cladding - Part 102: Semi-loose 62,5/125 µm GI fibre nominal 1,8 mm outside diameter - Product standard
This product standard specifies the general characteristics, conditions for qualification, acceptance and quality assurance for a fibre optic cable with a 62,5/125 µm Graded Index fibre nominal, 1,8 mm outside diameter and of semi-loose buffer construction.
Luft- und Raumfahrt - Lichtwellenleiterkabel, Claddingdurchmesser 125 µm - Teil 102: Halbfester Leiteraufbau GI 62,5/125 µm, Faser Kabelaußendurchmesser 1,8 mm - Produktnorm
Série aérospatiale - Câble, optique, diamètre extérieur de la gaine optique 125 µm - Partie 102 : Câble à structure semi libre, fibre à gradient d’indice 62,5/125 µm, diamètre extérieur 1,8 mm - Norme de produit
Aeronavtika - Kabli, optični, zunanji premer obloge 125 µm - 102. del: Poltrdi kabli lahke izvedbe GI 62,5/125 µm, zunanji premer vlakna 1,8 mm - Standard za proizvod
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.SURL]YRGLuft- und Raumfahrt - Lichtwellenleiterkabel, Claddingdurchmesser 125 µm - Teil 102: Halbfester Leiteraufbau GI 62,5/125 µm, Faser Kabelaußendurchmesser 1,8 mm - ProduktnormSérie aérospatiale - Câble, optique, diamètre extérieur de la gaine optique 125 µm - Partie 102 : Câble à structure semi libre, fibre à gradient d’indice 62,5/125 µm, diamètre extérieur 1,8 mm - Norme de produit49.060Aerospace electric equipment and systemsICS:Ta slovenski standard je istoveten z:EN 4641-102:2009SIST EN 4641-102:2009en01-maj-2009SIST EN 4641-102:2009SLOVENSKI
STANDARD
SIST EN 4641-102:2009
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 4641-102February 2009ICS 49.060 English VersionAerospace series - Cables, optical 125 µm outside diametercladding - Part 102: Semi-loose 62,5/125 µm GI fibre nominal1,8 mm outside diameter - Product standardSérie aérospatiale - Câble, optique, diamètre extérieur de lagaine optique 125 µm - Partie 102 : Câble à structure semilibre, fibre à gradient d'indice 62,5/125 µm, diamètreextérieur 1,8 mm - Norme de produitLuft- und Raumfahrt - Lichtwellenleiterkabel,Claddingdurchmesser 125 µm - Teil 102: HalbfesterLeiteraufbau GI 62,5/125 µm, FaserKabelaußendurchmesser 1,8 mm - ProduktnormThis European Standard was approved by CEN on 6 September 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN 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 translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre:
Avenue Marnix 17,
B-1000 Brussels© 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4641-102:2009: ESIST EN 4641-102:2009
EN 4641-102:2009 (E) 2 Contents Page Foreword .31Scope .42Normative references .43Terms and definitions .54Required characteristics .55Cable construction .56Materials .67Test methods and performances .68Tooling . 129Quality assurance . 1210Designation, marking and colours . 1311Delivery conditions . 1312Storage . 13 SIST EN 4641-102:2009
EN 4641-102:2009 (E) 3 Foreword This document (EN 4641-102:2009) 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 August 2009, and conflicting national standards shall be withdrawn at the latest by August 2009. 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. SIST EN 4641-102:2009
EN 4641-102:2009 (E) 4 1 Scope This product standard specifies the general characteristics, conditions for qualification, acceptance and quality assurance for a fibre optic cable with a 62,5/125 µm Graded Index fibre nominal, 1,8 mm outside diameter and of semi-loose buffer construction. 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 2424, Aerospace series — Marking of aerospace products EN 2812, Aerospace series — Stripping of electrical cables 1 EN 3475-601, Aerospace series — Cables, electrical, aircraft use — Test methods — Part 601: Smoke density 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 1 EN 3909, Aerospace series — Test fluids and test methods for electric components and sub-assemblies EN 4641-001, Aerospace series — Cables, optical 125 µm diameter cladding — Part 001: Technical specification 1 EN 9133, Aerospace series — Quality management systems — Qualification procedure for aerospace standard parts ISO 1817, Rubber, vulcanized — Determination of the effect of liquids ISO 11075, Aircraft — De-icing/anti-icing fluids — ISO type I ISO 11078, Aircraft — De-icing/anti-icing fluids — ISO types II, III and IV TR 4647, Aerospace series — Fibres and cables, optical aircraft use — Technical Report — Termination procedure for EN 4639 contact 2 STANAG 3748, Hydraulic fluid, petroleum (H-515, H-520 and C-635) and polyalphaolefin (H-537, H-538 and H-544) 3 MIL-PRF-87252C, Coolant fluid, hydrolytically stable, dielectric 4 AMS 1428, Fluid, aircraft deicing/Anti-icing, non-Newtonian (pseudoplastic), SAE types II, III, and IV 5 NSA 307110, Fluid — Hydraulic phosphate ester — Base fire resistant
∗ And all parts quoted in this standard. 1 Published as ASD Prestandard at the date of publication of this standard. 2 In preparation at the date of publication of this standard. 3 Published by: NATO Military Agency for Standardization (MAS); B-1110 Brussels, Belgium. 4 Published by: Department of Defense (DoD), the Pentagon, Washington, DC 20301, USA. 5 Published by: Society of Automotive Engineers, Inc. (SAE), 400 Commonwealth Drive, Warrendale, PA 15096-0001, USA. SIST EN 4641-102:2009
EN 4641-102:2009 (E) 5 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3745-100 apply. 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. 5 Cable construction See Figure 1 and Table 1.
Key 1 Core 4 Secondary buffer 2 Cladding 5 Strength member 3 Primary buffer 6 Jacket Figure 1 Table 1 Property Value Core (62,5 ± 3,0) µm Cladding (125 ± 2,0) µm Primary coating (245 ± 5) µm Finished cable diameter (1,88 ± 0,12) mm Cable mass ≤ 4,65 g/m Operating temperature − 65 °C to 150 °C Attenuation at 850 nm (20 °C) < 4 dB/km Attenuation at 1 300 nm (20 °C) < 2 dB/km Numerical aperture 0,275 ± 0,015 Minimum bend radius (20 °C) Installation: 20 mm (10 × outside diameter) Long term: 20 mm (10 × outside diameter) Storage: 40 mm (20 × cable outside diameter) Tensile strength > 200 N 1 23456 SIST EN 4641-102:2009
EN 4641-102:2009 (E) 6 6 Materials See Table 2. Table 2 Element Material Fibre Core Silica Cladding Primary coating Polyacrylate Primary buffer PTFE Secondary buffer Polyimide Barrier layer PTFE (Non-sealed) Mechanical strength reinforcement Aramid/Fibre glass woven braid Outer jacket Extruded fluoropolymer
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 test methods
Designation of test Test method EN 3745- Test conditions and results Fibre visual examination 201 Pass Fibre dimensions 202 Method D: Core diameter: (62,5 ± 3) µm Optical fibre proof test 501 > 1 % Attenuation 301 Method D Maximum attenuation ≤ 4 dB/km at 850 nm, ≤ 2 dB/km at 1 300 nm at 20 °C Minimum sample length: 100 m Numerical aperture 302 Numerical aperture: 0,275 ± 0,015 at λ = (850 ± 20) nm Sample length: 2 m Bandwidth 303 Bandwidth ≥ 200 MHz/km at 850 nm Bandwidth ≥ 600 MHz/km at 1 300 nm Number of samples: 1 Minimum sample length: 1 km Central wavelengths: (850 ± 10) nm, (1 300 ± 10) nm Spectral width (− 3 dB): ≤ 10 nm for 850 nm and 1 300 nm SIST EN 4641-102:2009
EN 4641-102:2009 (E) 7 7.1.2 Fibre optic cable See Table 4. Table 4 — Fibre optic cable test methods
Designation of test Test method EN 3745- Test conditions and results
Visual examination 201 The outer jacket shall have the correct identification as specified in this standard. The coating shall be continuous and free of visible defects such as lumps, abrasions, cracks, s
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