SVENS K STANDARD SS-EN 4641- 200:2018 - SIS

SVENSK STANDARDSS-EN 4641-200:2018Fastställd/Approved: 2018-11-20Utgåva/Edition: 1Språk/Language: engelska/EnglishICS: 49.090

Flyg- och rymdteknik – Optokablar med beklädnad 125 µm diameter- Del 200: Halvfast kabel, 9 / 125 µm GI-fiber med 0,9 mm nominell ytterdiameter – Produktstandard

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 preview is downloaded from www.sis.se. Buy the entireThis preview is downloaded from www.sis.se. Buy the entireThis preview is downloaded from www.sis.se. Buy the entireThis preview is downloaded from www.sis.se. Buy the entirestandard via https://www.sis.se/std-80007883standard via https://www.sis.se/std-80007883standard via https://www.sis.se/std-80007883standard via https://www.sis.se/std-80007883

Standarder får världen att fungeraSIS (Swedish Standards Institute) är en fristående ideell förening med medlemmar från både privat och offentlig sektor. Vi är en del av det europeiska och globala nätverk som utarbetar internationella standarder. Standarder är dokumenterad kunskap utvecklad av framstående aktörer inom industri, näringsliv och samhälle och befrämjar handel över gränser, bidrar till att processer och produkter blir säkrare samt effektiviserar din verksamhet.

Delta och påverkaSom medlem i SIS har du möjlighet att påverka framtida standarder inom ditt område på nationell, europeisk och global nivå. Du får samtidigt tillgång till tidig information om utvecklingen inom din bransch.

Ta del av det färdiga arbetetVi erbjuder våra kunder allt som rör standarder och deras tillämpning. Hos oss kan du köpa alla publikationer du behöver – allt från enskilda standarder, tekniska rapporter och standard-paket till handböcker och onlinetjänster. Genom vår webbtjänst e-nav får du tillgång till ett lättnavigerat bibliotek där alla standarder som är aktuella för ditt företag finns tillgängliga. Standarder och handböcker är källor till kunskap. Vi säljer dem.

Utveckla din kompetens och lyckas bättre i ditt arbeteHos SIS kan du gå öppna eller företagsinterna utbildningar kring innehåll och tillämpning av standarder. Genom vår närhet till den internationella utvecklingen och ISO får du rätt kunskap i rätt tid, direkt från källan. Med vår kunskap om standarders möjligheter hjälper vi våra kunder att skapa verklig nytta och lönsamhet i sina verksamheter.

Vill du veta mer om SIS eller hur standarder kan effektivisera din verksamhet är du välkommen in på www.sis.se eller ta kontakt med oss på tel 08-555 523 00.

Standards make the world go roundSIS (Swedish Standards Institute) is an independent non-profit organisation with members from both the private and public sectors. We are part of the European and global network that draws up international standards. Standards consist of documented knowledge developed by prominent actors within the industry, business world and society. They promote cross-border trade, they help to make processes and products safer and they streamline your organisation.

Take part and have influenceAs a member of SIS you will have the possibility to participate in standardization activities on national, European and global level. The membership in SIS will give you the opportunity to influence future standards and gain access to early stage information about developments within your field.

Get to know the finished workWe offer our customers everything in connection with standards and their application. You can purchase all the publications you need from us - everything from individual standards, technical reports and standard packages through to manuals and online services. Our web service e-nav gives you access to an easy-to-navigate library where all standards that are relevant to your company are available. Standards and manuals are sources of knowledge. We sell them.

Increase understanding and improve perceptionWith SIS you can undergo either shared or in-house training in the content and application of standards. Thanks to our proximity to international development and ISO you receive the right knowledge at the right time, direct from the source. With our knowledge about the potential of standards, we assist our customers in creating tangible benefit and profitability in their organisations.

If you want to know more about SIS, or how standards can streamline your organisation, please visit www.sis.se or contact us on phone +46 (0)8-555 523 00

This preview is downloaded from www.sis.se. Buy the entire standard via https://www.sis.se/std-80007883

© Copyright / Upphovsrätten till denna produkt tillhör SIS, Swedish Standards Institute, Stockholm, Sverige. Användningen av denna produkt regleras av slutanvändarlicensen som återfinns i denna produkt, se standardens sista sidor.

© Copyright SIS, Swedish Standards Institute, Stockholm, Sweden. All rights reserved. The use of this product is governed by the end-user licence for this product. You will find the licence in the end of this document.

Upplysningar om sakinnehållet i standarden lämnas av SIS, Swedish Standards Institute, telefon 08-555 520 00. Standarder kan beställas hos SIS som även lämnar allmänna upplysningar om svensk och utländsk standard.

Information about the content of the standard is available from the Swedish Standards Institute (SIS), telephone +46 8 555 520 00. Standards may be ordered from SIS, who can also provide general information about Swedish and foreign standards.

Europastandarden EN 4641-200:2018 gäller som svensk standard. Detta dokument innehåller den officiella engelska versionen av EN 4641-200:2018.

The European Standard EN 4641-200:2018 has the status of a Swedish Standard. This document contains the official version of EN 4641-200:2018.

Har du synpunkter på innehållet i den här standarden, vill du delta i ett kommande revideringsarbete eller vara med och ta fram andra standarder inom området? Gå in på www.sis.se - där hittar du mer information.



EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM

EN 4641-200 November 2018

ICS 49.090 English Version 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 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

Luft- und Raumfahrt - Lichtwellenleiterkabel, Mantelaußendurchmesser 125 µm - Teil 200: Kompaktaderstruktur, 9/125 µm GI-Faser, Kabelaußendurchmesser 0,9 mm - Produktnorm This European Standard was approved by CEN on 8 July 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-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 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 national 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, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION C O M I T É E U R O P É E N D E N O R M A L I S A T I O N E U R O P Ä I S C H E S K O M I T E E F Ü R N O R M U N G 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 4641-200:2018 E

SS-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

SS-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.

SS-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).

SS-EN 4641-200:2018 (E)


http://www.electropedia.org/

http://www.iso.org/obp

http://www.iec.ch/

http://www.asd-stan.org/

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 ≤ 0,5 µm

Cladding non-circularity ≤ 0,7 %

Coating/Cladding concentricity ≤ 10 µm

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 ≤ 1,260 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

SS-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 attenuation ≤ 0,5 dB/km at 1 310 nm, ≤ 0,4 dB/km at 1 550 nm at 20 °C Minimum sample length: ≥ 100 m

SS-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 B: ≤ 7 mm. Number of samples: 3 Sample length: (2 ± 0,05) m Perform Temperature Cycling – Test Method 3745-402 – 25 Cycles

301 Method D Cable attenuation

Maximum attenuation ≤ 0,50 dB/km at 1 310 nm, ≤ 0,40 dB/km at 1 550 nm at 20 °C. Minimum sample length: ≥ 100 m

305 Cable immunity to ambient light Not applicable due to installation application

306/402 Attenuation during temperature cycling

Visual examination in accordance with EN 3745-201 Maximum variation of attenuation: Δα ≤ 0, 25 dB at 1 310 nm Test method EN 3745-402 – 10 cycles High temperature: 150 °C Low temperature: − 65 °C Duration at extreme temperatures: 30 min Rate of change: 5 °C per minute Number of samples: 3 – Sample length: ≥ 3 m

401 Cable accelerated aging

Visual examination in accordance with EN 3745-201 Maximum variation in attenuation at 1 310 nm Maximum variation in attenuation after 24 h: Δα ≤ 0,10 dB Residual maximum variation in attenuation: ≤ Δα 0,10 dB Mandrel diameter: 18 mm Test temperature: 150 °C – Number of temperature cycles: 1 Number of samples: 1 – Sample length: (2 ± 0,10) m

404 Thermal shock

Visual examination in accordance with EN 3745-201 Maximum permissible variation in attenuation during test sequence and after 24h: Δα ≤ 0,25 dB at 1 310 nm. High temperature: 150 °C Low temperature: − 65 °C Duration at extreme temperatures: 30 min Number of samples: 3 Sample length: ≥ 3 m Number of temperature cycles: 10

405 Low/High Temperature Bend Not applicable due to installation application.

SS-EN 4641-200:2018 (E)


Documents

SVENS K STANDARD SS-EN 4641- 200:2018 - SIS