AECMA PREN 2714-011-1999 Aerospace Series Cables Electrical Single and Multicore for General Purpose Operating Temperatures between - 55 Degrees Celsius and 260 Degrees Celsius Par.pdf

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1、AECMA STANDARD NORME AECMA AECMA NORM prEN 2714-01 I Edition P 1 December 1999 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 6-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (+32) 2 775 81 I 1 ICs: 49.060 Descriptors: ENGLISH VERSION Aerospace series Cables,

2、electrical, single and multicore for general purpose Operating temperatures between - 55 OC and 260 OC Part O1 I : DM family, screened (spiral) and jacketed, UV laser printable Product standard Srie arospatiale Cbles, lectriques, mono et multiconducteurs dusage gnral Tempratures de fonctionnement co

3、mprises entre - 55 OC et 260 OC Partie 01 i: Famille DM, blinds (guips) et gains, marquable au laser UV Norme de produit Luft- und Raumfahrt Leitungen, elektrisch, ein- und mehradrig, fr allgemeine Verwendung Betriebstemperaturen zwischen - 55 OC und 260 OC Teil 01 i: DM-Familie, geschirmt (Umseilun

4、g) und ummantelt UV Laser bedruckbar Produ ktnorm This Merospace Series” Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA- Members. It has been technically approved by the experts

5、 of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. Afte

6、r examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Oficial Services of the Member countries it will be submitted as a draft European Standard to CEN (European Commitfee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A

7、.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX 1 I Edition approved for publication I Comments should be sent within six months after the date of mbiication to C2 Chairman 1999-1 2-31 AECMA Gulledelle 94 8-1200 BRUXELLES Mr Peuetta I I O aecma 1999 Copyright

8、Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD=AECMA PREN 2734-031-ENGL 1777 3012311 0037307 bb3 = Page 3 prEN 2714-011: 1999 I Scope This standard specifi

9、es the characteristics of UV laser printable DM family, single and multicore screened (spiral) and jacketed electrical lightweight cables for use in the on-board electrical systems of aircraft, at operating temperatures between - 55 “C and 260 “C. Nevertheless, if needed, - 65C is also acceptable as

10、 shown by cold test. It shall also be possible to mark these cables by qualified compatible marking. These markings shall satisfy the requirements of EN 3838. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative

11、references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references

12、 the latest edition of the publication referred to applies. EN 2235 Aerospace series - Cables, electrical, single and multicore, screened and jacketed - Technical specification 1) EN 2267-007 Aerospace series - Cables, electrical, for general purpose - Operating temperatures between - 55 “C and 260

13、“C - Part 007: DMA family, single and multicore assembly - Product standard 2) EN 2714-002 Aerospace series - Cables, electrical, single and multicore for general purpose - Operating temperatures between - 55 “C and 260 “C - Part 002: Screened and jacketed - General 1) Aerospace series - Quality ass

14、urance - EN aerospace products - Qualification procedure Aerospace series - Cables, electrical, aircraft use - Test methods - Part 100: General 1) Aerospace series - Requirements and tests on user-applied markings on aircraft electrical cables 1) Copper and copper alloy lightweight conductors for el

15、ectrical cables - Aerospace series 2) EN 3042 EN 3475-1 00 EN 3838 EN 4434 3 Definitions and symbols See EN 3475-100. 4 Materials and construction 4.1 Materiais These cables shall consist of the following: - cores according to EN 2267-007; - number of cores 1 to 4. 2 to 4-COre cables shall be twiste

16、d together according to EN 2235. Filler cores shall not be permitted. * And all its parts quoted in table 2 1) Published as AECMA Prestandard at the date of publication of this standard 2) In preparation at the date of publication of this standard Previous page is blank Copyright Association Europee

17、ne des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 27L4-033-ENGL 3999 m 1012313 0037308 5T8 Page 4 prEN 2714-011: 1999 26 24 22 20 1 18 16 14 12 10 I Screen: - nickel-

18、plated copper stranded spiral screen; - for dimensions of strands, see table 1; - material according to EN 4434, tests according to EN 3475-100; - construction according to EN 2235. Outer jacket: - layer of polyimide with total wall thickness (nominal value) of 30 pm, coated on both sides with a lay

19、er 2,5 pm thick of fluorocarbon - direction of winding immaterial - overlap 25 % min.; - second layer of polytetrafluoroethylene 0,076 mm thick running in opposite direction to first layer with 51 % min. overlap. 4.2 Construction See EN 4434 and table 1. Table 1 Linear resistance at 20 OC Wkm max. S

20、creen strands nominal diameter mm External kgikm Code for nominal section Nominal section Number of cores AWG a mm2 O0 1 002 O04 006 o1 o 012 020 030 05 1 26 24 22 20 18 16 14 12 10 160,O 114,O 60,O 33,2 21,l 14,5 10,9 638 4,1 0,08 0,08 0,08 0,08 0,08 0,lO 0,lO 0,lO 0,12 1,47 133 1,69 2,05 2,33 2,77

21、 3,03 3,49 4,13 5,63 644 8,19 12,42 17,28 24,57 31,16 43,63 66,65 O0 1 002 004 006 O1 o 012 020 030 051 165,OO 117,OO 61,70 34,l O 21,70 14,90 11,20 6,99 4,22 0,08 0,08 0,08 0,lO 0,lO 0,12 0,15 0,20 0,20 2,43 2,55 2,87 3,62 4,19 5,02 5,61 6,65 7,87 9,7a 11,35 14,75 24,l O 33,67 47,76 63,64 94,47 139

22、,07 2 O01 002 O04 006 O10 012 020 030 05 1 26 24 22 20 18 16 14 12 10 165,OO 1 17,OO 61,70 34,lO 21,70 14,90 11,20 6,99 4,22 0,08 0,lO 0,lO 0,12 0,12 0,15 0,15 0,20 0,20 2,57 2,75 3,09 3,90 4,51 5,43 599 7,10 8,40 13,07 16,36 21,33 34,73 49,00 70,38 89,85 133,30 198.55 3 O01 002 004 006 O10 012 020

23、26 24 22 20 18 16 14 165,O 117,O 61,7 34,l 21,7 14,9 11,2 0,lO 0,lO 0,lO 0,12 0,12 0,15 0,20 2,86 3,02 3,39 4,30 4,99 6,00 6,73 17,45 20,46 26,98 44,37 62,90 90,48 122,32 4 a AWG = Closest American Wire Gage Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS un

24、der license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 2714-011-ENGL 1999 1012311 0017309 434 W Page 5 prEN 2714-011: 1999 4.3 See EN 2714-002. Colour coding of cores and jacket 5 Required characteristics According to EN 2235 and EN 3

25、475-100 See table 2. Table 2 Test I Details EN 3475- 201 202 203 Visual examination Mass Dimensions Applicable Applicable; see table 1 ADDlicable: see table I 301 Electrical resistance per unit length Applicable; see table 1 Applicable Applicable ADDhcable 302 303 304 Voltage proof test Insulation r

26、esistance Surface resistance 305 Overload resistance Not applicable 40 1 Accelerated ageing Applicable Temperature (310 f 5) “C 402 Shrinkage and delamination Applicable Temperature (290 f 5) “C Maximum shrinkage at each end of cable: jacket: core: accordinn to EN 2267-007 2 mm on AWG 26 to 18 3 mm

27、on AWG 16 to 10 403 Delamination and blocking Applicable Temperature (310 i 5) “C Applicable but - 65 f 2) “C instead of - 55 I 2) “C Temperature (260 f 5) “C Maximum shrinkage at each end of cable: jacket: core: according to EN 2267-007 2 mm on AWG 26 to 18 3 mm on AWG 16 to 10 Amlicable 404 Therma

28、l shock 405 Bendina at ambient temDerature 406 Cold bend tez Applicable but (- 65 i 21 “C 407 Flammability Applicable Extinnuishinn time: 3 s max. Not applicable Applicable Notch depth: 40 pm 408 Fire resistance Not applicable Not applicable Not aedicabie 409 41 O Air-excluded age ng Thermal enduran

29、ce Resistance to fluids Awlicable 41 1 501 502 Dynamic cut-through Notch propagation :continued) Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-A

30、ECMA PREN 27Li-OLL-ENGL 3999 = L0123LI1 OOL73LO 156 W Page 6 prEN 2714-011: 1999 I EN 3475- 503 Table 2 (concluded) Test Details Scrape abrasion Applicable Test force on needle for cables 0,15 mm2 to 060 mm2 = 8 N 1,OO mm2 to 120 mm2= 10 N 2.00 mm2 to 5.00 mm2 = 12 N 504 505 Torsion Not applicable T

31、ensile test on conductors and Applicable strands I 506 I Plating continuity I Applicable 507 508 509 60 1 Adherence of plating Applicable Plating thickness Applicable Solderability Not applicable Smoke densitv Alica ble 602 603 604 605 Toxicity Applicable Resistance to wet arc tracking Resistance to

32、 dry arc propagation Wet short circuit test Not applicable Not applicable Not amlicable 701 702 703 704 6 Quality assurance See EN 3042. Strippability and adherence of Applicable insulation to the conductor Braid screen pushback capability Permanence of manufacturers Applicable marking Flexibility N

33、ot applicable Not applicable 7 Designation EXAMPLE: 705 706 Description block Identity block CABLE, ELECTRICAL EN2714-01 lB002P Number of this standard Code letter for number of cores (see EN 2714-002, table 1) Code for nominal section (see table 1) Code letter for colour coding of cores and jacket

34、(see EN 2714-002, tables 2 to 8) NOTE: If necessary, the code 19005 shall be placed between the description block and the identity block. Contrast measurement Applicable K 2 50 % Laser markability Applicable UV laser Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided

35、by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD.AECMA PREN 27L4-01L-ENGL L999 L0123Ll 00173LL O92 m Pane 7 prEN 2714-01 1: 1999 8 Identification and marking See EN 2714-002. 9 See EN 2235. Packaging, labelling and delivery lengths IO Technical specification See EN 2235. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-