1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58temperatures between 65 C and 260 C Part 003: DL family, single core Product standardThe European S
2、tandard EN 2346-003:2006 has the status of a British StandardICS 49.060Aerospace series Cable, electrical, fire resistant Operating BRITISH STANDARDBS EN 2346-003:2006BS EN 2346-003:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 Octob
3、er 2006 BSI 2006ISBN 0 580 49423 3Amendments 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 British Standard cannot confer immunity from legal o
4、bligations.National forewordThis British Standard was published by BSI. It is the UK implementation of EN 2346-003:2006.The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Subcommittee ACE/6/-/2, Aerospace Ca
5、bles.A list of organizations represented on ACE/6/-/2 can be obtained on request to its secretary.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2346-003 June 2006 ICS 49.060 English Version Aerospace series - Cable, electrical, fire resistant - Operating temperatures between - 65 C and 260 C
6、- Part 003: DL family, single core - Product standard Srie arospatiale - Cbles lectriques rsistant au feu - Tempratures de fonctionnement comprises entre - 65 C et 260 C - Partie 003 : Famille DL, fil simple - Norme de produit Luft- und Raumfahrt - Feuerbestndige elektrische Leitungen - Betriebstemp
7、eraturen zwischen - 65 C und 260 C - Teil 003: DL-Familie, eine Leitung - ProduktnormThis 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
8、 a national standard without any alteration. Up-to-date lists and bibliographical 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 versio
9、n in any other language made by translation under the responsibility 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
10、, 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 STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPIS
11、CHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2346-003:2006: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definition
12、s .4 4 Materials and construction .4 5 Required characteristics.5 6 Tests5 7 Quality assurance8 8 Designation 8 9 Identification, marking 8 10 Packaging, labelling and delivery lengths 8 11 Technical specification .8 EN 2346-003:20063 Foreword This European Standard (EN 2346-003:2006) has been prepa
13、red by the European Association of Aerospace Manufacturers - Standardization (AECMA-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
14、 AECMA, 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 December 2006, and conflicting national standards shall be withdrawn at the latest by December 2006. Atten
15、tion 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
16、the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slove
17、nia, Spain, Sweden, Switzerland and the United Kingdom. EN 2346-003:20064 1 Scope This standard specifies the characteristics of fire resistant electrical cables for use in the on-board electrical systems of aircraft at operating temperatures between 65 C and 260 C. 2 Normative references The follow
18、ing 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) applies. IEC 28:1925, International standard of resistance for coppe
19、r. 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*, Aerospace series Cables, electrical, aircraft use Test methods Part
20、 100: General. 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 in EN 3475-100 apply. 4 Materials and construction 4.1 Materials 4.1.1 Conductors Indiv
21、idual 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 006). The copper shall meet the requirements of IEC 28 and the copper alloy the require
22、ments of EN 2234. 4.1.2 Insulation The insulation shall comply with the requirements of EN 2234. 4.2 Construction See Table 1. *And all parts quoted in this standard. 1) Published at AECMA Prestandard at the date of publication of this standard. EN 2346-003:20065 Table 1 Code number Nominal cross se
23、ction AWG aNumber of strands Nominal diameter of strands Conductive resistance at 20 C Conductor diameter External diameter MassNumber of missing strandsmm2mm /km mm mm mm g/m max. max. min. max. max. 004 0,4 22 19 0,15 80,90 0,80 1,90 2,10 9,0 0 006 0,6 20 19 0,20 44,30 1,04 2,15 2,36 12,7 0 010 1,
24、0 18 19 0,25 27,90 1,29 2,40 2,65 16,9 0 012 1,2 16 19 0,30 18,80 1,53 2,60 2,90 20,8 0 020 2 14 37 0,25 13,90 1,82 2,95 3,20 27,7 0 030 3 12 37 0,32 8,94 2,28 3,40 3,75 40,2 0 050 5 10 37 0,40 5,61 2,88 3,95 4,30 58,5 0 090 9 8 127 0,30 3,14 4,40 5,40 5,85 104,0 0 140 14 6 27 7 0,30 1,98 5,50 6,45
25、7,00 156,0 0 220 22 4 37 12 0,25 1,25 6,80 7,90 8,40 237,0 0 340 34 2 37 19 0,25 0,81 8,60 9,65 10,30 364,0 2 420 42 1 37 23 0,25 0,60 9,50 10,60 11,25 444,0 2 530 53 0 37 29 0,25 0,52 10,70 11,75 12,45 557,0 3 680 68,0 00 37 37 0,25 0,40 12,10 13,00 14,00 698,0 3 aClosest American Wire Gage. 4.3 Nu
26、mber of cores See EN 2346-002. 4.4 Colour coding of cores See EN 2346-002. 5 Required characteristics According to EN 2234 and EN 3475-100. See Table 2 and Table 3. 6 Tests See Table 2. EN 2346-003:20066 Table 2 EN 3475- Designation of the test Remarks 201 Visual examination Applicable. 202 Mass App
27、licable Table 1. 203 Dimensions Applicable Table 1. 301 Ohmic resistance per unit length Applicable Table 1. 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 Applic
28、able EN 2234. 305 Overload resistance Applicable to code 006 EN 2234. T1= (310 5) C. T2= (450 5) C. 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 Applicabl
29、e EN 2234. Temperature: (310 5) C. 404 Thermal shock Applicable EN 2234. Temperature: (260 5) C. Maximum 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 ti
30、me: 3 s. 408 Fire resistance Applicable, load 170 g for code 004 and 340 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
31、. 413 Wrap back test Applicable. 414 Differential scanning calorimeter (DSC test) Not applicable. continued EN 2346-003:20067 Table 2 (concluded) EN 3475- Designation of the test Remarks 501 Dynamic cut-through Applicable to codes 004 to 050 included. Temperature 260 C 1 h. See Table 3. 502 Notch pr
32、opagation Applicable to codes 004 to 050 included. Depth notch: 0,25 mm. 503 Scrape abrasion Applicable to codes 004 to 050 included. See Table 3. 504 Torsion Applicable to codes 004 to 050 included. T3= (260 5) C. T4= (275 5) C. 505 Tensile test on conductors and strands Applicable. 506 Plating con
33、tinuity Applicable. 507 Adherence of plating Applicable. 508 Plating thickness 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 ap
34、plicable. 601 Smoke density Not applicable. 602 Toxicity Not applicable. 603 Resistance to wet arc tracking Not applicable. 604 Resistance to dry arc propagation Not applicable. 605 Wet short circuit test Not applicable. 701 Strippability and adherence of insulation to the conductor Strippability ap
35、plicable. Adherence not applicable. 702 Screen pushback capability Not applicable. 703 Permanence of manufacturers marking Applicable. 704 Flexibility Not applicable. 705 Contrast measurement Not applicable. 706 Laser markability Not applicable. EN 2346-003:20068 Table 3 Code number Nominal cross se
36、ction Test 501 Dynamic cut-through Test 503 Scrape abrasion load mm2N N 20 C 260 C 004 0,4 45 7 3,5 006 0,6 55 7 4,0 010 1,0 70 8 4,5 012 1,2 85 8 4,5 020 2,0 95 9 4,5 030 3,0 105 9 5,0 050 5,0 120 10 5,0 7 Quality assurance See EN 9133. 8 Designation EXAMPLE Description block FIRE RESISTANT ELECTRI
37、CAL CABLE Identity block EN2346-003A420 Number of this standard Code for number of cores (see EN 2346-002) Code for nominal section (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 9 Identification, marking See EN 2346-002. 10 Pack
38、aging, labelling and delivery lengths See EN 2234. 11 Technical specification See EN 2234. EN 2346-003:2006blankBS EN BSI389 Chiswick High RoadLondonW4 4AL2346-003:2006BSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the U
39、K view on standards in Europe and at the international level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions.It is the constant aim of BSI to improve
40、the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax
41、: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel
42、: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-.In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless
43、otherwise requested.Information on standardsBSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its product
44、s and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-.Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of these and other benefits
45、 contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-.Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- information about BSI is available on the BSI website at http:/www.bsi-.C
46、opyrightCopyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitte
47、d in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI.This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.
