BS EN 4612-006-2011 Aerospace series Cables electrical for general purpose single and multicore assembly XLETFE Family Jacketed or screened and jacketed Tin plated copper Operating.pdf

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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 4612-006:2011Aerospace series Cables,electrical, for general purpose,single and multicore assembly XLETFE Family Jacketed orscreened and jacketedPart 006: Tin plated copper

2、 Operatingtemperatures, between 65 C and 135C Dual extruded wall for open applications, with jacket and screen (braid) - UV laser printable - Product standardBS EN 4612-006:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4612-006:2011.The UK participation i

3、n its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract.

4、 Users are responsible for its correctapplication. BSI 2011ISBN 978 0 580 75533 0ICS 49.060Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 October 2011.Amendmen

5、ts issued since publicationDate Text affectedBS EN 4612-006:2011EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4612-006 October 2011 ICS 49.060 English Version Aerospace series - Cables, electrical, for general purpose, single and multicore assembly - XLETFE Family - Jacketed or screened and j

6、acketed - Part 006: Tin plated copper - Operating temperatures, between - 65 C and 135 C - Dual extruded wall for open applications, with jacket and screen (braid) - UV laser printable - Product standard Srie arospatiale - Cbles, lectriques, dusage gnral, mono et multiconducteurs - Famille XLETFE -

7、Gains ou blinds et gains - Partie 006: Cuivre tam - Tempratures de fonctionnement comprises entre - 65 C et 135 C - Fil double isol pour applications externes, gain et blind (tress) - Marquable au laser UV - Norme de produit Luft- und Raumfahrt - Ein- und mehradrige elektrische Leitungen fr allgemei

8、ne Verwendung - XLETFE Familie - Mit Mantel oder geschirmt und Mantel - Teil 006: Kupfer verzinnt - Betriebstemperaturen zwischen - 65 C und 135 C - Doppelt extrudierte Isolierung fr externe Verwendung, mit Mantel und Schirm (Geflecht) - UV-Laser bedruckbar - Produktnorm This European Standard was a

9、pproved by CEN on 20 August 2011. 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 natio

10、nal 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 langua

11、ge 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvi

12、a, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussel

13、s 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4612-006:2011: EBS EN 4612-006:2011EN 4612-006:2011 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms, definitions and symbols .44 Materials and constructi

14、on .55 Required characteristics .76 Quality assurance . 107 Designation . 118 Identification and marking . 119 Packaging, labelling and delivery lengths . 1110 Technical specification 11Annex A (normative) Formulae for calculating braid details . 12A.1 The filling factor Kfis given by the following

15、formula 12A.2 Lay factor . 12A.3 Coverage 12BS EN 4612-006:2011EN 4612-006:2011 (E) 3 Foreword This document (EN 4612-006:2011) 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 r

16、ules 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 te

17、xt or by endorsement, at the latest by April 2012, and conflicting national standards shall be withdrawn at the latest by April 2012. 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

18、 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, Fr

19、ance, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 4612-006:2011EN 4612-006:2011 (E) 4 1 Scope This European Standard specifies the

20、 characteristics of UV laser printable jacket, tin plated copper conductor, electrical cables Crosslinked Ethylene Tetra Fluoro Ethylene co-polymer (XLETFE) family for use in the on-board electrical systems of aircraft at operating temperatures between 65 C and 135 C, operating at voltages not excee

21、ding 600 V r.m.s and frequencies not exceeding 2 000 Hz. These cables are suitable for air frame use without additional protection. In case of conflict between this standard and other referenced documents this standard shall take precedence. 2 Normative references The following referenced documents

22、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 2083, Aerospace series Copper and copper alloys conductors for electrical cables

23、Product standard EN 2235, Aerospace series Single and multicore electrical cables, screened and jacketed EN 3475-100 (all parts), Aerospace series Cables, electrical, aircraft use Test methods Part 100: General EN 4611-004, Aerospace series Cables, electrical, for general purpose, single and multico

24、re assembly XLETFE Family Part 004: Tin plated copper Operating temperatures, between 65 C and 135 C Dual extruded wall for open applications UV laser printable Product standard 1) EN 4612-002, Aerospace series Cables electrical, for general purpose, single and multicore assembly XLETFE Family Jacke

25、ted or screened and jacketed Part 002: General EN 9133, Aerospace series Quality management systems Qualification procedure for aerospace standard parts 3 Terms, definitions and symbols For the purposes of this document, the terms, definitions and symbols given in EN 3475-100 apply. 1) Published as

26、ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). BS EN 4612-006:2011EN 4612-006:2011 (E) 5 4 Materials and construction 4.1 Materials These cables shall consist of the following: cores according to EN 4611-004; number of cores 1 (one) to 4 (four). 2 (two) core to

27、4 (four) core shall be twisted together according to EN 2235. Filler cores shall not be permitted. Screen: tin plated copper stranded woven screen; for dimensions of strands, see Table 1; material according to EN 2083, tests according to EN 3475-100; construction according to EN 2235. Outer jacket:

28、XLETFE; it shall be possible to mark the jacket by UV laser printing; minimum thickness shall be 0,15 mm. 4.2 Construction See Table 1. BS EN 4612-006:2011EN 4612-006:2011 (E) 6 Table 1 Multicore screened and jacketed Number of cores Code for nominal section AWG aLinear resistance at 20 C Screen str

29、ands nominal diameter External diameter Mass /km mm mm kg/km max. max. max.1 001 b26 149,0 0,10 1,79 7,16 002 b24 106,0 1,89 8,31 004 22 60,0 2,16 10,98006 20 33,2 2,40 14,44 010 18 21,10,13 2,64 18,71 012 16 15,3 2,77 22,12020 14 10,9 3,40 32,08 030 12 6,8 3,91 45,282 001 b26 153,5 0,10 2,70 12,12

30、002 b24 109,2 2,90 14,33 004 22 61,8 3,42 18,68006 20 34,2 3,90 25,86 010 18 21,70,13 4,38 33,78 012 16 15,8 4,64 41,30020 14 11,2 5,84 59,53 030 12 7,0 6,86 84,823 001 b26 153,5 0,10 2,84 15,65 002 b24 109,2 3,06 18,76 004 22 61,8 3,62 24,85006 20 34,2 4,14 35,12 010 18 21,70,13 4,66 46,55 012 16 1

31、5,8 4,94 57,35020 14 11,2 6,23 83,38 030 12 7,0 7,33 120,414 001 b26 153,5 0,10 3,07 19,25 002 b24 109,2 3,31 23,25 002 22 61,8 3,95 31,04004 20 34,2 4,53 44,49 006 18 21,70,13 5,11 59,43 010 16 15,8 5,49 73,58012 14 11,2 6,86 107,41 020 12 7,0 8,10 156,50aAWG = Closest American Wire Gage. bTin plat

32、ed copper alloy component conductor. BS EN 4612-006:2011EN 4612-006:2011 (E) 7 4.3 Colour coding of cores and jacket See EN 4612-002. 5 Required characteristics According to EN 2235 and EN 3475-100. See Table 2. Table 2 EN 3475- Test Details 201 Visual examination Applicable 202 Mass Applicable; see

33、 Table 1. 203 Dimensions Applicable; see Table 1. Lay Factor Less than 3 in accordance with Annex A (normative). Screen coverage, see EN 2235. Applicable not less than 85 % in accordance with Annex A (normative). 301 Ohmic resistance per unit length Applicable; see Table 1. 302 Voltage proof test Ap

34、plicable 303 Insulation resistance Applicable (20 2) C, 500 M.km minimum (95 2) C, 1 M.km minimum 304 Surface resistance Applicable 12 500 M.mm minimum 305 Overload resistance Not applicable 401 Accelerated ageing Applicable Temperature (200 3) C 402 Shrinkage and delamination Applicable Temperature

35、 (150 5) C Maximum shrinkage at each end of cable: Jacket: 2 mm on size code 001 to 010 3 mm on size code 012 to 030 Cores: 0,80 mm on size 001 to 006 1,00 mm on size 010 to 012 1,20 mm on size 020 to 030 continued BS EN 4612-006:2011EN 4612-006:2011 (E) 8 Table 2 (continued) EN 3475- Test Details 4

36、03 Delamination and blocking Applicable Temperature (150 5) C 404 Thermal shock Applicable Temperatures ( 65 2) C and (260 5) C Maximum shrinkage at each end of cable: Jacket: 2 mm on size code 001 to 010 3 mm on size code 012 to 030 Cores: 0,80 mm on size 001 to 006 1,00 mm on size 010 to 012 1,20

37、mm on size 020 to 030 405 Bending at ambient temperature Applicable 406 Cold bend test Applicable Temperature ( 65 2) C 407 Flammability Applicable Methods 1 and 2 Flame application 15 s Extinguishing time: 3 s max. 408 Fire resistance Not applicable 409 Air-excluded ageing Not applicable 410 Therma

38、l endurance Not applicable 411 Resistance to fluids Applicable Volume swell not greater than 10 % Scrape not applicable 412 Humidity resistance Applicable Method B Temperature (90 2) C Duration 672 hours 413 Wrap back test Not applicable 414 Differential scanning calorimeter (DSC test) Not applicabl

39、e continued BS EN 4612-006:2011EN 4612-006:2011 (E) 9 Table 2 (continued) EN 3475- Test Details 501 Dynamic cut-through Applicable to jackets of single core cables only Temperature (135 3) C Size code Nominal section Cut-throughforce to screen mm2N 001 0,15 7,5 002 0,20 10004 0,40 15 006 0,60010 1,0

40、0 012 1,20020 2,00 25 030 3,00502 Notch propagation Not applicable 503 Scrape abrasion Applicable to jackets of single core cables only Temperature (135 3) C Minimum number of cycles to screen = 100 Size code Nominal section Load mm2N 001 0,15 3,0 002 0,20 3,5 004 0,40 4,0 006 0,60 4,5 010 0,95 5,0

41、012 1,35 5,5 020 1,80 6,0 030 3,00 6,5 504 Torsion Not applicable 505 Tensile test on conductors and strands Applicable 506 Plating continuity Applicable 507 Adherence of plating Applicable continued BS EN 4612-006:2011EN 4612-006:2011 (E) 10 Table 2 (concluded) EN 3475- Test Details 508 Plating thi

42、ckness Not applicable 509 Solderability Applicable braid only 510 Tensile strength and elongation of extruded insulation, sheath and jacket material Applicable cable jacket Eb 75 % minimum TS 34 MPa minimum 511 Cable-to-cable abrasion Applicable size code 006 (single core cable) Load 1 kg 6 000 000

43、cycles minimum to screen 512 Flexure endurance Not applicable 601 Smoke density Subject to agreement between customer and supplier 602 Toxicity Subject to agreement between customer and supplier 603 Resistance to wet arc tracking Not applicable 604 Resistance to dry arc propagation Not applicable 60

44、5 Wet short circuit test Not applicable 701 Strippability and adherence of insulation to the conductor Not applicable 702 Screen pushback capability Applicable 703 Permanence of manufacturers marking Applicable 704 Flexibility Not applicable 705 Contrast measurement Applicable Laser marking K 50 % 7

45、06 Laser markability Not applicable 6 Quality assurance See EN 9133. BS EN 4612-006:2011EN 4612-006:2011 (E) 11 7 Designation EXAMPLE Description block CABLE, ELECTRICAL Identity block EN4612-006A010P Number of this standard Code letter for number of cores (see EN 4612-002) Code for nominal section

46、(see Table 1) Code letter for colour coding of cores (see EN 4612-002) 8 Identification and marking See EN 4612-002. 9 Packaging, labelling and delivery lengths See EN 2235. 10 Technical specification See EN 2235. BS EN 4612-006:2011EN 4612-006:2011 (E) 12 Annex A (normative) Formulae for calculatin

47、g braid details A.1 The filling factor Kfis given by the following formula 2122212+=LDDmndKwfwhere D is the mean diameter braid (i.e. diameter under braid + 2dr); dw is the effective width of one end; dr is the effective radial depth of one end; L is the lay length; m is the total number of spindles

48、; n is the total number of ends per spindle. A.2 Lay factor The lay factor (KL) is given by: 2221LDKL+= where D and L are defined in A.1 above. A.3 Coverage The percentage coverage is given by the formula: 100 (2KL KL2) This page deliberately left blankBSI is the independent national body responsibl

49、e for preparing British Standardsand other standards-related publications, information and services. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter.British Standards Institution (BSI)raising standards worldwideBSI Group Headquarters389 Chiswick High Road London W4 4AL UKTel +44 (0)20 8996 9001Fax