ASD-STAN PREN 2267-008-1999 Aerospace Series Cables Electrical for General Purpose Operating Temperatures between -55 Degrees Celsius and 260 Degrees Celsius Part 008 DM Family Sin.pdf

1、STD.AECMA PREN 2267-008-ENGL 3999 9 3032333 0037278 T30 = AECMA STANDARD NORME AECMA AECMA NORM prEN 2267-008 Edition P 1 December 1999 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 5 81 1 O - Fax. (+32) 2 775 81 11 ICs: 49.060

2、Descriptors: ENGLISH VERSION Aerospace series Cables, electrical, for general purpose Operating temperatures between - 55 OC and 260 OC Part 008: DM family, single UV laser printable and multicore assembly Product standard Srie arospatiale Cbles, lectriques, dusage gnral Tempratures de fonctionnemen

3、t comprises entre - 55 OC et 260 OC Partie 008: Famille DM, fil simple marquable au laser UV et lments assembls Norme de produit Luft- und Raumfahrt Leitungen, elektrisch, fr allgemeine Verwendung Betriebstem peratu ren zwischen - 55 OC und 260 OC Teil 008: DM-Familie Ein-und mehradrige Leitungen UV

4、-laser bedruckbar Produ ktnorm This “Aerospace 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 of the concerned

5、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. After examination and

6、signature of the ACMA 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 Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 5

7、4 - 199. rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX I Comments should be sent within six months after the date of publication to I Edition approved for publication C2 Chairman 1999-1 2-31 AECMA Guliedelle 94 51200 BRUXELLES Mr Peuetta I I 0 aecma 1999 STD.AECMA PREN 2263-008-ENGL 19

8、99 1012311 l013277 977 Page 3 prEN 2267-008: 1999 1 Scope This standard specifies the characteristics of UV laser printable electrical lightweight cables DM family for use in the on-board electrical systems of aircraft at operating temperatures between - 55 “C and 260 “C. Nevertheless, if needed, -

9、65 “C is also acceptable as shown by cold test. It shall also be possible to mark these cables by qualified compatible marking. These markings shall satisy the requirements of EN 3838. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publ

10、ications. These normative 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 revisi

11、on. For undated references the latest edition of the publication referred to applies. EN 2084 EN 2235 EN 2267-002 EN 3042 EN 3475-1 00* EN 3838 EN 4434 Aerospace series - Electric cables for general purpose with conductors in copper or copper alloy - Technical specification 1) Aerospace series - Cab

12、les, electrical, single and multicore, screened and jacketed - Technical specification Aerospace series - Cables, electrical, for general purpose - Operating temperatures between - 55 “C and 260 “C - Part 002: General 2) Aerospace series - Quality assurance - EN aerospace products - Qualification pr

13、ocedure Aerospace series - Cables, electrical, aircraft use - Test methods - Part 100: General 2) Aerospace series - Requirements and tests on user-applied markings on aircraft electrical cables 2) Aerospace series - Copper and copper alloy lightweight conductors for electrical cables 3) 3 Definitio

14、ns and symbols See EN 3475-100. 4 Materials and construction 4. I Materials Conductor: These cable conductors shall be made of copper or copper alloy and nickel plated according to EN 4434 code D. * And all its parts quoted in table 3 I) Published as AECMA Standard at the date of publication of this

15、 standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) In preparation at the date of publication of this standard. Previous page is blank STD-AECMA PREN ZZb7-008-ENGL 1999 m LOL23LL OOL7Ei80 699 m Page 4 prEN 2267-008: 1999 AWG a 26 24 22 20 18 16 Insulation for a

16、ll conductor size codes: - first insulation polyimide tape with total thickness (nominal value) of 30 pm, coated on both sides with a layer 2,5 pm thick of fluorocarbon; - direction of winding immaterial - overlap 51 % min.; - second insulation: one or two polytetrafluoroethylene (PTFE) tape(s) with

17、 thickness and overlap according to table 1 , each tape running in opposite direction to the preceding layer. For single core, it shall be possible to mark the outer tape of the insulation by UV laser printing. Table 1 Nominal thickness Min. Raw material % pm overlap 65 67 56 67 56 67 76 67 65 51 65

18、 67 030 12 65 67 76 51 051 10 65 67 76 51 O90 8 1 O0 67 65 51 140 6 1 O0 67 65 51 : 2nd tape I Ist tape I I I Total minimum sealed material average thickness pm 7 O1 o 020 Nominal thickness Min. Raw material % I.lm overlap 1 O0 120 120 150 180 250 14 I 65 I 67 76 I 51 250 250 250 300 300 a AWG = clo

19、sest American Wire Gage I 4.2 Construction See EN 4434 and table 2. Table 2 Linear resistance at 20 OC Sllkrn ma. External diameter Mass kgikm max. Nominal section mm2 Code for nominal section O01 002 004 006 o1 o o1 2 020 030 051 O90 140 AWG = closest American Wire Gage a AWG a mm min. mm rnax. 0,1

20、5 0,25 O,4 0,6 1 12 2 3 5 9 14 26 24 22 20 18 16 14 12 10 8 6 160,O 114,O 60,O 33,2 21,l 14,5 10,9 63 481 283 I ,58 2,45 3,lO 4,43 7,73 11,74 16,95 22,65 33,70 53,l 95,6 141,4 0,97 I ,O4 1,19 1,53 1,82 2,22 2,49 2,97 3,61 4,77 6,30 0,85 0,90 1 ,O5 1,38 1,65 2,02 2,29 2,73 3,33 4,47 5,70 STD-AECMA PR

21、EN 2267-008-ENGL 1999 m LOI12311 0017281 525 m Page 5 prEN 2267-008: 1999 EN 3475- 20 1 202 203 30 1 302 303 304 4.3 Number of cores Test Details Visual examination Applicable Mass Applicable; see table 2 Dimensions Applicable; see tables 1 and 2 Electrical resistance per unit length Applicable; see

22、 table 2 Voltage proof test Applicable Insulation resistance Applicable Surface resistance Apulicable See EN 2267-002. See EN 2235 9 4.3.2 for cabling. 305 40 1 4.4 Colour coding of cores See EN 2267-002. Overload resistance Applicable Accelerated ageing Applicable Ti = (310 f 5) “Ci 7-2 = (450 * 5)

23、 “C Temperature (310 I5) “C 5 Required characteristics 402 403 404 Shrinkage and delamination Applicable Temperature (290 f 5) “C Maximum shrinkage at each end of cable: 0,15 mm2 to 0,60 mm2: 0,80 mm ,OO mm to I ,20 mm: 1 ,OO mm 2,OO mm2 to 5,OO mm2: 1,20 mrn 9 mm2: 1,s mm 14 mm: 2,O mm Delamination

24、 and blocking Thermal shock Applicable temperature (31 O f 5) “C Applicable but (- 65 f 2) “C instead of (55 f 2) “C Temperature (260 I 5) “C Maximum shrinkage at each end of cable: 0,15 mm to 0,60 mm: 0,80 mm i ,OO mm to i ,20 mm: 1 ,OO mm 2,OO mrn to 5,OO mm: 1,20 mm 9 mm: 1,5 mm 14 mm: 2,O mm 405

25、 406 407 408 409 Bending at ambient temperature Applicable Cold bend Applicable Flammability Applicable Fire resistance Not applicable Air excluded ageing Not applicable Temperature (- 65 fi 2) “C Extinguishing time: 3 s max. Page 6 section 0,15 0,25 0,40 0,60 1 ,o0 I ,20 2,oo 3,OO 5,OO 9,oo 14,OO m

26、m2 STD=AECMA PREN 22b7-008-ENGL L999 m 1012311 0037282 461 m 20 “C N 70 85 110 140 140 150 150 165 180 195 21 o prN 2267-008: 1999 Table 3 (continued) I (continued) Test _ Thermal endurance Resistance to fluids Humidity resistance Wrap back test Differential scannina calorimeter test Dynamic cut-thr

27、ough Notch propagation Scrape abrasion Torsion Tensile test on conductors and strands Platina continuitv Adherence of platina Plating thickness Solderability Tensile strength and elongation Cable to cable abrasion Flexure endurance Smoke density Toxicitv Details Applicable 60 O00 h Itemnerature 260

28、OC) Annlicable Applicable Method B -temperature (95 f 5) “C Duration 360 h Annlicable - Annlicable Applicable Temperatures (20 f 3) “C and (260 15) “C Nominal I Cut-through force 260 “C N 15 30 45 55 70 85 95 105 120 135 150 Applicable notch depth: 40 pm Applicable Test force on needle for cables 0,

29、15 mm2 = 5 N 0,25 mmz to 0,60 mrn2 = 8 N 1,OO mmto 1,20 mm2 = 10 N 2,OO rnm to 9,OO mm2 = 12 N 14,OO mm2 = 15 N Applicable Applicable TJ = (260 i 5) “Ci T4 = (31 O f 5) “C ADD I icable Applicable Applicable Not applicable Not aDDlCable Applicable code 006 0,6 mm2, weight 2,5 daN - 2 800 O00 cycles A

30、pplicable code 006 0,6 mm2, mandrel + 15 mm weight 0,9 daN - 1 O00 cycles Applicable ADnlicable STD-AECMA PREN 22b-008-ENGL Lqqq LOL23LL OOL7283 3TB Page 7 prEN 2267-008: 1999 EN 3475- 603 604 605 701 702 703 704 705 706 Table 3 (concluded) Test Details Resistance to wet arc tracking Applicable or a

31、pply test EN 3475-605 as an alternative Wire damage 5 70 mm 75 % of collateral wires shall pass the wet dielectric voltage proof test (EN 3475-302) Applicable Wire damage s 70 rnm 75 % of collateral wires shall pass the wet dielectric voltage proof test (EN 3475-302) Applicable or apply test EN 3475

32、-603 as an alternative Wire damage I 70 mm Strippability and adherence of Applicable insulation to the conductor Braid screen pushback capability Permanence of manufacturers Applicable marking Flexi bit i ty Resistance to dry arc propagation Wet short circuit test Not applicable Applicable code 030

33、to code 140 Maximum force - 3,OO mm2: 8 N - 5,OO mm2: 9 N - 9 mm2: 10 N -14 mm2: 11 N Contrast measurement Applicable Laser markability K 2 50% Applicable - UV laser 6 Quality assurance See EN 3042. 7 Designation EXAMPLE: Identity block 1 EN2267-008AOlOP Description block CABLE, ELECTRICAL Number of

34、 this standard Code letter for number of cores (see EN 2267-002, table 1) Code for nominal section (see table 1) Code letter for colour coding of cores (see EN 2267-002) NOTE: If necessary, the code 19005 shall be placed between the description block and the identity block. STDmAECMA PREN 22b7-008-ENGL 1977 - 1032333 0037284 234 9 Page 8 prEN 2267-008: 1999 8 Identification and marking See EN 2267-002. 9 See EN 2084. Packaging, labelling and delivery lengths IO Tech nical specification See EN 2084 and EN 2235.