EN 4641-102:2009

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
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

∗ 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

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

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

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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