AECMA PREN 4608-005-2005 Aerospace series Cable electrical fire resistant Single and twisted multicore assembly screened (braided) and jacketed Operating temperatures between - 65 .pdf

1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 31 January 2005 prEN 4608-005 Edition P 1 January 2005 Comments should be sent within six months after the date of publication to AECMA-STAN PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION d%k?&?!f

2、f! Gulledelle 94 - B-1200 Brussels - Tel. + 32 2 775 81 10 - Fax. + 32 2 775 81 11 - www.aecma-stan.org ICs: 49.060 Descriptors: ENGLISH VERSION Aerospace series Cable, electrical, fire resistant Single and twisted multicore assembly, screened (braided) and jacketed Operating temperatures between -

3、65 OC and 260 OC Part 005: DW family - lightweight two-core gauge 24 for data transmission - UV laser printable - Product standard Srie arospatiale Luft- und Raumfahrt Cbles lectriques blinds rsistant au feu Simple et multifilaire blind (tresse) gain Tempratures de fonctionnement comprises entre - 6

4、5 OC et 260 OC Partie 005 : Famille DW - fil allg, bifilaire gauge 24 pour transmission de donnes - marquable laser UV - Norme de produit Feuerbestndige elektrische Leitungen Einzel- und mehradrig verdrillte Leitungen, geschirmt (Geflecht) und ummantelt Betriebstemperaturen zwischen - 65 OC und 260

5、OC Teil 005: DW-Familie - leichte Bauweise, zwei AWG 24 fr Datenbertragung - UV Laser bedruckbar - Produktnorm This “Aerospace Series“ frestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published for the ne

6、eds of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this frestandard, the technical content shall not be changed to an extent that interchangeabilify is affected, physically or fun

7、ctionally, without re-identification of the standard. After examination and review by users and formal agreement of AECMA-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN).

8、The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Electrical Domain I I Copytight 2005 O by AECMA-STA1 Copyright Association Europeene des Constructeurs de Mat

9、eriel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 prEN 4608-005:2005 Foreword This standard was reviewed by the Domain Technical Coordinator of AECMA-STANS Electrical Domain . After inquiries and votes

10、carried out in accordance with the rules of AECMA-STAN defined in AECMA- STANS General Process Manual. this standard has received approval for Publication . Contents 1 2 3 4 4.1 4.2 4.3 5 6 7 8 8.1 8.2 9 10 11 Scope Normative references . Definitions . Materials and construction Materials Constructi

11、on . Colour code . Required characteristics Tests Quality assurance Designation Identification . Type code (for short designation) . Identification and marking Packaging. labelling and delivery lengths . Technical specification Page 3 3 3 4 4 4 4 4 5 7 7 7 8 8 8 8 Copyright Association Europeene des

12、 Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 3 prEN 4608-005:2005 1 Scope This standard specifies the characteristics of gauge 24 two-core lightweight fire proof, screened, elect

13、rical cables for data transmission systems of aircraft at operating temperature between - 65 “C and 260 “C. These cables are UV Laser printable in accordance with EN 3838. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated refe

14、rences, only the edition cited applies. For undated references, 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 2346-005, Aerospace series - Cable, electrical,

15、 fire resistant - Operating temperatures between - 65 “C and 260 “C - Part 005: DW family, single UV laser printable and multicore assembly - Light weight - Product standard ). EN 3838, Aerospace series - Requirements and tests on user-applied markings on aircraft electrical cables ). EN 3475*, Aero

16、space series - Cables, electrical, aircraft use - Test methods. EN 3475-100, Aerospace series - Cables, electrical, aircraft use - Test methods - Part 700: General. EN 4608-001, Aerospace series - Cable, electrical, fire resistant - Single and twisted multicore assembly, screened (braided) and jacke

17、ted - Operating temperatures between - 65 “C and 260 “C - Part 007: Technical specification ). EN 4608-002, Aerospace series - Cable, electrical, fire resistant - Single and twisted multicore assembly, screened (braided) and jacketed - Operating temperatures between - 65 “C and 260 “C - Part 002: Ge

18、neral ). EN 91 33, Aerospace series - Quality management systems - Qualification procedure for aerospace standard parts. TR 6058, Aerospace series - Cable code identification list2). 3 Definitions See EN 3475-100. * All parts quoted in Tables 2 and 3. 1) Published as AECMA Prestandard at the date of

19、 publication of this standard. 2) Published as AECMA Technical Report at the date of publication of this standard. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license f

20、rom IHS-,-,-Page 4 prEN 4608-005:2005 Nominal core section of strands No mm2 2 002 0,25 24 19 4 Materials and construction 4.1 Materials These cables shall consist of the following: - Cores according to EN 2346-005 - Number of cores: 2 2 cores shall be twisted together according to EN 4608-001. Scre

21、en: - Nickel plated copper braid - See Table 1 for strand diameter - Material according to EN 2083, tests according to EN 3475-100 - Construction according to EN 4608-001. Conductive Nominal diameter resistance Of at 20 OC strands max. mm Ohmlkm 0,12 135,OO Outer jacket: - Sintered wrapped PTFE UV l

22、aser printable Nominal diameter of shield strands 4.2 Construction Number Nominal diameter of shield diameter Mass missing strands External of 0,12 3,5 O 4.3 Colou r code See EN 4608-002. 5 Required characteristics See EN 4608-001 and Table 2. - Operating temperature: 260 OC max. continuous. - Opera

23、ting voltage: 600 V AC. - Use frequency: 125 kHz maximum. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 5 prEN 4608-005:2005 6 Tests See Table 2

24、. Table 2 EN 3475- Test No Title Details 20 1 Visual examination Applicable. 202 203 Applicable Table 1. Applicable Table 1. Mass Dimensions 301 Ohmic resistance per unit length Applicable Table 1. 302 Voltage proof test - Immersion test Applicable. 302 303 304 Voltage proof test - Dry test Insulati

25、on resistance Surface resistance Applicable. Applicable. Applicable. 305 Overload resistance Not applicable. 306 Continuity of conductors Applicable. Applicable. Temperature: (31 O k 5) OC. 40 1 Accelerated ageing Applicable. Temperature: (31 O k 5) OC. Maximum shrinkage: 13 mm. 402 Shrinkage and de

26、lamination 403 Applicable. Temperature: (31 O k 5) OC. Delamination and blocking Applicable. Temperature 260 OC. Maximum shrinkage: 13 mm 404 Thermal shock 405 Bending at ambient temperature Applicable. Applicable. Temperature: (- 65 k 2) OC. 406 Cold bend test Applicable. Extinction time: 3 s. Appl

27、icable. 15 min. Insulation resistance: 1 O O00 ohms. Load: 170 g for 002. 407 Flammability - Method 1 408 Fire resistance 409 41 O 41 1 Air-excluded ageing Thermal endurance Resistance to fluids Not applicable. Not applicable. Applicable. 41 2 Humidity resistance Not applicable. 41 3 Wrap back test

28、Not applicable. continued Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 6 prEN 4608-005:2005 Title Table 2 (continued) Details EN3475- Test No I

29、 414 41 5 416 Differential scanning calorimeter (DSC test) Not applicable. Rapid change of temperature Not applicable. Thermal stability Not applicable. 502 41 7 Applicable. Depth notch: 0,lO mm. Notch propagation 50 1 504 Fire resistance of cable inside harness Torsion Dynamic cut-through 507 508 N

30、ot applicable. Applicable. Temperature 260 OC, 1 hour. See Table 3. Adherence of plating Plating thickness 51 2 I 503 I Scrape abrasion Flexure endurance I Not applicable. 51 Applicable. See Table 3. Deformation resistance (Installation with Not applicable. plastic cable ties) Not applicable. 60 1 6

31、02 I 505 I Tensile test on conductors and strands I Applicable. Smoke density Not applicable. Toxicity Not applicable. I 506 I Plating continuity 603 Resistance to wet arc tracking Not applicable. Applicable. Applicable. 604 605 701 Applicable. Resistance to dry arc propagation Wet short circuit tes

32、t Strippability and adherence of insulation to the conductor Adherence: not applicable. Not applicable. Not applicable. StriPPability: applicable. 509 I Solderabilitv I Not applicable. 702 703 704 Tensile strength and elongation of extruded insulation. sheath and iacket material 510 I Screen pushbac

33、k capability Applicable. Permanence of manufacturers marking Applicable. Flexibility Not applicable. Not applicable. 706 51 1 I Cable-to-cable abrasion Laser markability Applicable. Not applicable. I 705 I Contrast measurement I Applicable 2 50 %. I 801 I Capacitance per unit length Mutual capacitan

34、ce C 85 pF/m at 1 O0 kHz continued Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 7 prEN 4608-005:2005 804 805 Table 2 (concluded) Velocity of pr

35、opagation Characteristic impedance Differential impedance. Applicable 2 1 O0 O00 km/s. Applicable. Zc: 120 SZ k 20 % at 100 kHz. EN3475- Test No I 806 Title Attenuation Details Code number 002 802 I Capacitance unbalance I Applicable 10 % at 100 kHz. Test 501 Test 503 Dynamic cut-through Scrape abra

36、sion Nominal cross section Load mm2 N N 0,25 25 3 195 20 “C 260 “C 803 I Capacitance variation I Not applicable. Description block CABLE, ELECTRICAL, FIRE RESISTANT Identity block EN4608-005A002 Code Number letter of this for number standard of fi- cores (see EN 4608-002, Table 1) Applicable. Finish

37、ed cable. A 1,6 dB/100 mat 100 kHz. 807 I Transfer impedance I Applicable Zt 30 mSZ at 100 kHz 808 I Cross-talk I Not applicable. Table 3 7 Quality assu rance See EN 9133. 8 Designation 8.1 Identification EXAMPLE NOTE If necessary, the code 19005 shall be placed between the description block and the

38、 identity block. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 8 prEN 4608-005:2005 8.2 Type code (for short designation) Code designation in ac

39、cordance with TR 6058, see Table 4 Table 4 1 EN references I Code designation 2 cores I EN4608-005B002 I GPB 24 9 Identification and marking See EN 4608-002. (Excepted “EN” marking, which is used in case of AECMA-CERT qualification only) EXAMPLE On the outer jacket: GPB 24 FRF03 DWA 24 FRFO3 Optiona

40、l on cores: 10 See EN 4608-001. Packaging, labelling and delivery lengths 11 See EN 4608-001. Tech n i cal s peci f cat io n Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-