1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58for general purpose Operating temperatures between 55 C and 260 C Part 004: Screened (braided) and
2、jacketed, ink jet printable Product standardThe European Standard EN 2714-004:2006 has the status of a British StandardICS 49.060Aerospace series Cables, electrical, single and multicore BRITISH STANDARDBS EN 2714-004:2006BS EN 2714-004:2006This British Standard was published under the authority of
3、the Standards Policy and Strategy Committee on 31 October 2006 BSI 2006ISBN 0 580 49429 2Amendments issued since publicationAmd. No. Date CommentsThis publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with
4、 a British Standard cannot confer immunity from legal obligations.National forewordThis British Standard was published by BSI. It is the UK implementation of EN 2714-004:2006. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre o
5、ptic technology, to Subcommittee ACE/6/-/2, Aerospace Cables.A list of organizations represented on ACE/6/-/2 can be obtained on request to its secretary.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2714-004 August 2006 ICS 49.060 English Version Aerospace series - Cables, electrical, single
6、 and multicore for general purpose - Operating temperatures between - 55 C and 260 C - Part 004: Screened (braided) and jacketed, ink jet printable - Product standard Srie arospatiale - Cbles, lectriques, mono et multiconducteurs dusage gnral - Tempratures de fonctionnement comprises entre - 55 C et
7、 260 C - Partie 004 : Blinds (tresss) et gains, marquables au jet dencre - Norme de produit Luft- und Raumfahrt - Leitungen, elektrisch, ein- und mehradrig, fr allgemeine Verwendung - Betriebstemperaturen zwischen - 55 C und 260 C - Teil 004: Geschirmt (Umflechtung) und ummantelt, Tintenstrahl bedru
8、ckbar - Produktnorm This European Standard was approved by CEN on 19 May 2006. 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 bib
9、liographical references concerning such national standards may be obtained on application to the Central Secretariat 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
10、of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
11、 Latvia, 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: rue de Stassart, 36 B-1050
12、 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2714-004:2006: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Materials and construction.5 5 Required characteristics.7 6 Qu
13、ality assurance8 7 Designation 8 8 Identification and marking 9 9 Packaging, labelling and delivery lengths 9 10 Technical specification .9 EN 2714-004:20063 Foreword This European Standard (EN 2714-004:2006) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardi
14、zation (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
15、given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2007, and conflicting national standards shall be withdrawn at the latest by February 2007. Attention is drawn to the possibility that some of the elements of this documen
16、t 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: Aus
17、tria, Belgium, 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. EN 2714-004:20064
18、1 Scope This standard specifies the characteristics of ink jet printable, single and multicore screened (braided) and jacketed electrical cables for use in the on-board electrical systems of aircraft, at operating temperatures between 55 C and 260 C. It shall also be possible to mark these cables by
19、 hot stamp printing. These markings shall be in accordance with EN 3838. This standard is not valid for new study. 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 refer
20、ences, the latest edition of the referenced document (including any amendments) applies. EN 2083, Aerospace series Copper or copper alloy conductors for electrical cables Product standard. EN 2235, Aerospace series Single and multicore electrical cables, screened and jacketed Technical specification
21、. EN 2267-003, Aerospace series Cables, electrical, for general purpose Operating temperatures between 55 C and 260 C Part 003: Ink jet printable Product standard. EN 2714-002, Aerospace series Cables, electrical, single and multicore for general purpose Operating temperatures between 55 C and 260 C
22、 Part 002: Screened and jacketed General. EN 3475-100*, Aerospace series Cables, electrical, aircraft use Test methods Part 100: General. EN 3838, Aerospace series Requirements and tests on user-applied markings on aircraft electrical cables.1)EN 9133, Aerospace series Quality management systems Qua
23、lification Procedure for aerospace standard parts. 3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3475-100 apply. *And all parts quoted in Table 2. 1) Published as AECMA Prestandard at the date of publication of this standard. EN 2714-004:20065 4 Mat
24、erials and construction 4.1 Materials These cables shall consist of the following: cores according to EN 2267-003; number of cores 1 to 4. 2 to 4-core cables shall be twisted together according to EN 2235. Filler cores shall not be permitted. Screen: nickel-plated copper stranded braid; for dimensio
25、ns of strands, see Table 1; material according to EN 2083, tests according to EN 3475-100; construction according to EN 2235. Outer jacket: layer of polyimide with total wall thickness (nominal value) of 30 m, coated on both sides with a layer 2,5 m thick of fluorocarbon; direction of winding immate
26、rial - overlap 25 % min.; second layer of polytetrafluoroethylene 0,07 mm thick running in opposite direction to first layer with 51 % min. overlap; top coat of dispersion fluorocarbon, wall thickness 15 m min., including the necessary additives for the acceptance of user-applied ink jet marking. 4.
27、2 Construction See EN 2083 and Table 1. EN 2714-004:20066 Table 1 Number of cores Code for nominal section Nominal section AWG a Linear resistance at 20 C Screen strands nominal diameter External diameter Mass max. max. max. mm2/km mm mm kg/km 001 0,15 26 160,0 0,10 1,74 8,1 002 0,25 24 114,0 0,10 1
28、,84 9,0 004 0,4 22 60,0 0,10 1,99 11,0 006 0,6 20 33,2 0,10 2,24 14,9 010 1 18 21,1 0,10 2,54 19,8 012 1,2 16 14,5 0,10 2,94 26,2 020 2 14 10,9 0,10 3,20 32,7 030 3 12 6,8 0,10 3,70 46,5 050 5 10 4,2 0,12 4,44 70,0 1 051 b5 10 4,1 0,12 4,59 72,6 001 0,15 26 165,00 0,10 2,74 13,5 002 0,25 24 117,00 0
29、,10 2,99 16,0 004 0,4 22 61,70 0,10 3,33 19,6 006 0,6 20 34,10 0,10 3,81 27,7 010 1 18 21,70 0,10 4,34 36,2 012 1,2 16 14,90 0,12 5,20 52,3 020 2 14 11,20 0,12 5,72 64,6 030 3 12 6,99 0,12 6,84 96,0 050 5 10 4,32 0,15 8,30 140,0 2 051 b5 10 4,22 0,15 8,50 145,0 001 0,15 26 165,00 0,10 2,90 17,1 002
30、0,25 24 117,00 0,10 3,18 20,7 004 0,4 22 61,70 0,10 3,52 26,0 006 0,6 20 34,10 0,12 4,12 38,8 010 1 18 21,70 0,12 4,69 52,1 012 1,2 16 14,90 0,12 5,52 71,9 020 2 14 11,20 0,12 6,21 90,0 3 030 3 12 6,99 0,15 7,48 136,0 001 0,15 26 165,0 0,10 3,21 21,7 002 0,25 24 117,0 0,10 3,46 26,3 004 0,4 22 61,7
31、0,10 3,84 33,6 006 0,6 20 34,1 0,12 4,50 50,0 010 1 18 21,7 0,12 5,13 66,0 012 1,2 16 14,9 0,15 6,19 97,2 4 020 2 14 11,2 0,15 7,03 122,0 aAWG = Closest American Wire Gage. bFlexible construction which may be used as an alternative. 4.3 Colour coding of cores and jacket See EN 2714-002. EN 2714-004:
32、20067 5 Required characteristics According to EN 2235 and EN 3475-100. See Table 2. Table 2 EN 3475- Designation of the test Details 201 Visual examination Applicable 202 Mass Applicable; see Table 1. 203 Dimensions Applicable; see Table 1. 301 Ohmic resistance per unit length Applicable; see Table
33、1. 302 Voltage proof test Applicable 303 Insulation resistance Applicable 304 Surface resistance Applicable 305 Overload resistance Not applicable 401 Accelerated ageing Applicable Temperature (310 5) C 402 Shrinkage and delamination Applicable Temperature (290 5) C Maximum shrinkage at each end of
34、cable: jacket 2 mm, core insulation, see EN 2267-003. 403 Delamination and blocking Applicable Temperature (310 5) C 404 Thermal shock Applicable Temperature (290 5) C Maximum shrinkage: at each end of core: see EN 2267-003; at each end of cable: jacket 2 mm 405 Bending at ambient temperature Applic
35、able 406 Cold bend test Applicable 407 Flammability Applicable Extinguishing time: 3 s max. 408 Fire resistance Not applicable 409 Air-excluded ageing Not applicable 410 Thermal endurance Applicable 40 000 h (temperature 260 C) 411 Resistance to fluids Applicable 501 Dynamic cut-through Not applicab
36、le 502 Notch propagation Applicable Notch depth: 40 m continued EN 2714-004:20068 Table 2 (concluded) EN 3475- Designation of the test Details 503 Scrape abrasion Applicable Test force on needle for cables 0,15 mm2to 0,60 mm2= 8 N 1,00 mm2to 1,20 mm2= 10 N 2,00 mm2to 5,00 mm2= 12 N 504 Torsion Not a
37、pplicable 505 Tensile test on conductors and strands Applicable 506 Plating continuity Applicable 507 Adherence of plating Applicable 508 Plating thickness Applicable 509 Solderability Not applicable 601 Smoke density Applicable 602 Toxicity Applicable 603 Resistance to wet arc tracking Not applicab
38、le 604 Resistance to dry arc propagation Not applicable 701 Strippability and adherence of insulation to the conductor Applicable 702 Screen pushback capability Applicable 703 Permanence of manufacturers marking Applicable 6 Quality assurance See EN 9133. 7 Designation EXAMPLE Description block CABL
39、E, ELECTRICAL Identity block EN2714-004B002F Number of this standard Code letter for number of cores (see EN 2714-002) Code for nominal section (see Table 1) Code letter for colour coding of cores and jacket (see EN 2714-002) NOTE If necessary, the code I9005 shall be placed between the description
40、block and the identity block. EN 2714-004:20069 8 Identification and marking See EN 2714-002. 9 Packaging, labelling and delivery lengths See EN 2235. 10 Technical specification See EN 2235. EN 2714-004:2006BS EN BSI389 Chiswick High RoadLondonW4 4AL2714-004:2006BSI British Standards InstitutionBSI
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