BS EN 2346-004-2006 Aerospace series - Cable electrical fire resistant - Operating temperatures between -65 C and 260 C - Part 004 DN family single UV laser printable and multicore.pdf

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1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58temperatures between 65 C and 260 C Part 004: DN family, single UV laser printable and multicore as

2、sembly Light weight Product standardThe European Standard EN 2346-004:2006 has the status of a British StandardICS 49.060Aerospace series Cable, electrical, fire resistant Operating BRITISH STANDARDBS EN 2346-004:2006BS EN 2346-004:2006This British Standard was published under the authority of the S

3、tandards Policy and Strategy Committee on 31 October 2006 BSI 2006ISBN 0 580 49421 7Amendments 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 a Br

4、itish Standard cannot confer immunity from legal obligations.National forewordThis British Standard was published by BSI. It is the UK implementation of EN 2346-004:2006.The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic t

5、echnology, 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 2346-004 June 2006 ICS 49.060 English Version Aerospace series - Cable, electrical, fire resistant

6、- Operating temperatures between - 65 C and 260 C - Part 004: DN family, single UV laser printable and multicore assembly - Light weight -Product standard Srie arospatiale - Cbles lectriques rsistant au feu - Tempratures de fonctionnement comprises entre - 65 C et 260 C - Partie 004 : Famille DN, fi

7、l simple marquable au laser UV et lments assembls - Version allge - Norme de produit Luft- und Raumfahrt - Feuerbestndige elektrische Leitungen - Betriebstemperaturen zwischen - 65 C und 260 C - Teil 004: DN-Familie, ein-und mehradrige Leitungen UV-laser bedruckbar - Gewichtsoptimiert - Produktnorm

8、This European Standard was approved by CEN on 3 February 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 bibliographical ref

9、erences 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 of a CEN member

10、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, Latvia, Lithuan

11、ia, 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 Brussels 2006 C

12、EN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2346-004:2006: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Materials and construction .4 5 Required characteristics.5 6 Tests6 7 Quality

13、assurance8 8 Designation 8 9 Identification and marking 8 10 Packaging, labelling and delivery lengths 8 11 Technical specification .8 EN 2346-004:20063 Foreword This European Standard (EN 2346-004:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECM

14、A-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 AECMA, prior to its presentation to CEN. This European Standard shall be given th

15、e status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2006, and conflicting national standards shall be withdrawn at the latest by December 2006. Attention is drawn to the possibility that some of the elements of this document may be

16、 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, Be

17、lgium, 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 2346-004:20064 1 Scope

18、This standard specifies the characteristics of lightweight fire resistant, unscreened, electrical cables for use in the on-board electrical systems of aircraft at operating temperature between 65 C and 260 C. Single core is UV laser printable in accordance with EN 3838; UV laser markability is not m

19、andatory for multicore cables. 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) appl

20、ies. IEC 28:1925, International standard of resistance for copper. EN 2234, Aerospace series Cable, electrical, fire resistant Technical specification. 1)EN 2346-002, Aerospace series Cable, electrical, fire resistant Operating temperatures between 65 C and 260 C Part 002: General. EN 3475-100*, Aer

21、ospace 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 4608-001, Aerospace series Cable, electrical, fire resistant Single and twisted multicore assembly, screened (b

22、raided) and jacketed Operating temperatures between 65 C and 260 C Part 001: Technical specification. EN 9133, Aerospace series Quality management systems Qualification Procedure for aerospace standard parts. 3 Terms and definitions For the purposes of this standard, the terms and definitions given

23、in EN 3475-100 apply. 4 Materials and construction 4.1 Materials 4.1.1 Conductors Individual strands used for the conductors shall be cylindrical and shall be: of nickel clad copper alloy for nominal cross sections of 0,4 mm2(code 004); of nickel clad copper for nominal cross sections 0,6 mm2(codes

24、006). The copper shall meet the requirements of IEC 28 and the copper alloy the requirements of EN 2234. *And all parts quoted in this standard. 1) Published at AECMA Prestandard at the date of publication of this standard. EN 2346-004:20065 4.1.2 Insulation The insulation shall comply with the requ

25、irements of EN 2234. 4.2 Construction See Table 1. Table 1 No of core Code number Nominalcross section AWG aNumberof strandsNominaldiameterof strands Conductiveresistanceat 20 C Conductordiameter External diameter Mass Numberof missingstrandsmm2mm /km mm mm mm g/m max. max. min. max. max. 1 004 006

26、010 012 020 0,4 0,6 1,0 1,2 2,0 22 20 18 16 14 19 19 19 19 37 0,15 0,20 0,25 0,30 0,25 80,90 44,30 27,90 18,80 13,90 0,80 1,04 1,29 1,53 1,82 1,60 1,83 2,06 2,29 2,77 1,75 2,00 2,25 2,60 3,10 6,89,913,718,925,9 0 0 0 0 0 2 004 006 010 012 020 0,4 0,6 1,0 1,2 2,0 22 20 18 16 14 19 19 19 19 37 0,15 0,

27、20 0,25 0,30 0,25 82,5 45,2 28.5 19,2 14,2 0,80 1,04 1,29 1,53 1,82 3,36 3,84 4,34 4,82 5,82 3,50 4,00 4,60 5,10 6,10 14,220,528,537,752,8 0 0 0 0 0 3 004 006 010 012 020 0,4 0,6 1,0 1,2 2,0 22 20 18 16 14 19 19 19 19 37 0,15 0,20 0,25 0,30 0,25 82,5 45,2 28,5 19,2 14,2 0,80 1,04 1,29 1,53 1,82 3,61

28、 4,13 4,67 5,18 6,26 3,80 4,40 4,90 5,50 6,60 21,230,842,856,579,1 0 0 0 0 0 aClosest American Wire Gage 4.3 Colour code See EN 2346-002. 4.4 Number of cores See EN 2346-002. See EN 4608-001 for assembly. 5 Required characteristics See EN 2234 and Table 2. operating temperature: 260 C max. continuou

29、s operating voltage: 600 VAC use frequency: 2 000 Hz max. EN 2346-004:20066 6 Tests See Table 2. Table 2 EN 3475- Designation of the test Remarks 201 Visual examination Applicable. 202 Mass Applicable Table 1. 203 Dimensions Applicable Table 1. 301 Ohmic resistance per unit length Applicable Table 1

30、. 302 Voltage proof test Immersion test Applicable EN 2234. 302 Voltage proof test Dry spark test Applicable EN 2234. 303 Insulation resistance Applicable EN 2234. 304 Surface resistance Applicable EN 2234. 305 Overload resistance Applicable to code 006 EN 2234. T1= (310 5) C. T2= (450 5) C. 306 Con

31、tinuity of conductors Applicable. 401 Accelerated ageing Applicable EN 2234. Temperature: (310 5) C. 402 Shrinkage and delamination Applicable. Temperature: (310 5) C. Maximum shrinkage: 1,5 mm. 403 Delamination and blocking Applicable EN 2234. Temperature: (310 5) C. 404 Thermal shock Applicable EN

32、 2234. Temperature: 260 C. Max. shrinkage 1,5 mm. 405 Bending at ambient temperature Applicable EN 2234. 406 Cold bend test Applicable EN 2234. Temperature: ( 55 2) C. 407 Flammability Method 1 Applicable EN 2234. Extinction time: 3 s. 408 Fire resistance Applicable, load 170 g for code 004 and 340

33、g for codes 006. 409 Air-excluded ageing Applicable. Temperature: (180 5) C 336 h. 410 Thermal endurance Applicable EN 2234. 40 000 h at 260 C. 411 Resistance to fluids Applicable EN 2234. 412 Humidity resistance Not applicable. 413 Wrap back test Applicable. 414 Differential scanning calorimeter (D

34、SC test) Not applicable. continued EN 2346-004:20067 Table 2 (concluded) EN 3475- Designation of the test Remarks 501 Dynamic cut-through Applicable to codes 004 to 020 included. Temperature 260 C 1 h. See Table 3. 502 Notch propagation Applicable to codes 004 to 020 included. Depth notch: 0,25 mm.

35、503 Scrape abrasion Applicable to codes 004 to 020 included. See Table 3. 504 Torsion Applicable to codes 004 to 020 included. T3= (260 5) C. T4= (275 5) C. 505 Tensile test on conductors and strands Applicable. 506 Plating continuity Applicable. 507 Adherence of plating Applicable. 508 Plating thic

36、kness Applicable. 509 Solderability Not applicable. 510 Tensile strength and elongation of extruded insulation, sheath and jacket material Not applicable. 511 Cable-to-cable abrasion Not applicable. 512 Flexure endurance Not applicable. 601 Smoke density Not applicable. 602 Toxicity Not applicable.

37、603 Resistance to wet arc tracking Applicable. Wire damage 70 mm. 75 % of collateral wires must pass the wet dielectric voltage proof test (EN 3475-302). 604 Resistance to dry arc propagation Applicable Wire damage 70 mm 75 % of collateral wires must pass the wet dielectric voltage proof test (EN 34

38、75-302) 605 Wet short circuit test Applicable. Wire damage 70 mm. 701 Strippability and adherence of insulation to the conductor Strippability applicable. Adherence not applicable. 702 Screen pushback capability Not applicable. 703 Permanence of manufacturers marking Applicable. 704 Flexibility Not

39、applicable. 705 Contrast measurement Applicable 50 % to single core. Not applicable to multicore. 706 Laser markability Applicable. EN 2346-004:20068 Table 3 Code number Nominal cross section Test 501 Dynamic cut-through Test 503 Scrape abrasion load mm2N N 20 C 260 C 004 0,4 45 6 3 006 0,6 55 6 3,5

40、 010 1,0 70 7 4 012 1,2 85 7 4 020 2,0 95 8 4 7 Quality assurance See EN 9133. 8 Designation EXAMPLE Description block FIRE RESISTANT ELECTRICAL CABLE Identity block EN2346-004A004 Number of this standard Code for number of cores (see EN 2346-002) Code for nominal section (see Table 1) NOTE If neces

41、sary, the code I9005 shall be placed between the description block and the identity block. 9 Identification and marking See EN 2346-002. 10 Packaging, labelling and delivery lengths See EN 2234. 11 Technical specification See EN 2234. EN 2346-004:2006blankBS EN BSI389 Chiswick High RoadLondonW4 4AL2

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