ASD-STAN PREN 2346-005-2016 Aerospace series Cable electrical fire resistant Operating temperatures between C 65 and 260 Part 005 DW family single UV laser printable and multicore .pdf

1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 2346-005 Edition P 3 May 2016 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.org ICS: 49.060 Supersedes edition P 2

2、of October 2012 and will supersede EN 2346-005:2013 Descriptors: ENGLISH VERSION Aerospace series Cable, electrical, 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 Luft- und Raumfahrt Fe

3、uerbestndige elektrische Leitungen Betriebstemperaturen zwischen 65 C und 260 C Teil 005: DW-Familie, einadrige, UV-Laser bedruckbar, und mehradrige Leitungen Gewichtsoptimiert Produktnorm Srie arospatiale Cbles lectriques rsistant au feu Tempratures de fonctionnement comprises entre 65 C et 260 C P

4、artie 005 : Famille DW, fil simple marquable au laser UV et lments assembls Version allge Norme de produit This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for th

5、e needs 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 Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or

6、 functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-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)

7、. 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. ASD-STAN Technical Committee approves that: “This document is published by ASD-STAN for the needs of the Eu

8、ropean Aerospace Industry. The use of this standard is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard and technical report at least every fi

9、ve years at which time it may be revised, reaffirmed, stabilized or cancelled. ASD-STAN invites you to send your written comments or any suggestions that may arise. All rights reserved. No parts of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any

10、 means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of ASD-STAN. Order details: E-mail: salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1st May 2016 Comments should be sent within six months after the date of

11、 publication to ASD-STAN Electrical Domain Copyright 2016 ASD-STAN prEN 2346-005:2016 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and definitions . 3 4 Materials and construction . 3 5 Required characteristics 5 6 Tests . 5 7 Quality assurance 8 8 Designation . 9 9 Iden

12、tification and marking 9 10 Packaging, labelling and delivery lengths 9 11 Technical specification . 9 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD

13、-STANs General Process Manual, this standard has received approval for Publication. prEN 2346-005:2016 (E) 3 1 Scope This standard specifies the characteristics of light weight fire proof, unscreened, electrical cables for use in the on-board electrical systems of aircraft at operating temperature b

14、etween 65 C and 260 C. This cable has not been demonstrated to be arc resistance at a.c.voltages above 200 V rms (network 115/200 V rms). Single core is UV Laser printable in accordance with EN 3838; UV laser markability is not mandatory for multicore cables. 2 Normative references The following doc

15、uments, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2234, Aerospace serie

16、s Cable, electrical, fire resistant Technical specification EN 2346-002, Aerospace series Cable, electrical, fire resistant Operating temperatures between 65 C and 260 C Part 002: General EN 3475 (all parts), Aerospace series Cables, electrical, aircraft use Test methods EN 3838, Aerospace series Re

17、quirements and tests on user-applied markings on aircraft electrical cables EN 4608-001, Aerospace series Cable, electrical, fire resistant Single and twisted multicore assembly, screened (braided) and jacketed Operating temperatures between 65 C and 260 C Part 001: Technical specification EN 9133,

18、Aerospace series Quality management systems Qualification procedure for aerospace standard parts IEC 28:1925, International standard of resistance for copper 3 Terms and definitions For the purposes of this document the terms and definitions given in EN 3475-100 apply. 4 Materials and construction 4

19、.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 (004) and 0,25 mm2 (002), of nickel clad copper for nominal cross sections 0,6 mm2 (006). The copper shall meet the requiremen

20、ts of IEC 28 and the copper alloy the requirements of EN 2234. prEN 2346-005:2016 (E) 4 4.1.2 Insulation The insulation shall comply with the requirements of the present standard and Subclause 4.2 of EN 2234. 4.2 Construction See Table 1. Table 1 Dimensions and masses No. of core Code number Nominal

21、 cross section AWG a Number of strands Nominal diameter of strands Conductive resistance at 20 C Conductor diameter External diameter Mass Number of missing strands mm2 mm max. Ohm/km max. mm min. mm max. mm max. g/m 1 002 0,25 24 19 0,12 131,00 0,62 1,53 1,68 5,00 0 004 0,4 22 19 0,15 80,90 0,80 1,

22、59 1,8 6,66 0 006 0,6 20 19 0,20 44,30 1,04 1,89 2,11 10,61 0 010 1,0 18 19 0,25 27,90 1,29 2,34 2,54 16,45 0 012 1,2 16 19 0,30 18,80 1,53 2,50 2,70 20,35 0 020 2,0 14 37 0,25 13,90 1,82 2,95 3,25 28,02 0 030 3,0 12 37 0,32 8,9 2,28 3,48 3,80 42,31 0 051 5,0 10 61 0,32 5,20 3,3 4 4,9 65,5 0 090 9,0

23、 8 127 0,3 3,00 4,5 5,1 6,3 114 0 2 002 0,25 24 19 0,12 133,6 0,62 3,36 10,30 0 004 0,4 22 19 0,15 82,5 0,80 3,60 13,72 0 006 0,6 20 19 0,20 45,2 1,04 4,22 21,86 0 010 1,0 18 19 0,25 28,5 1,29 5,08 33,89 0 012 1,2 16 19 0,30 19,2 1,53 5,40 41,92 0 020 2,0 14 37 0,25 14,2 1,82 6,50 57,72 0 030 3,0 12

24、 37 0,32 9,1 2,28 7,60 87,16 0 3 002 0,25 24 19 0,12 133,6 0,62 3,61 15,45 0 004 0,4 22 19 0,15 82,5 0,80 3,87 20,58 0 006 0,6 20 19 0,20 45,2 1,04 4,54 32,79 0 010 1,0 18 19 0,25 28,5 1,29 5,46 50,83 0 012 1,2 16 19 0,30 19,2 1,53 5,81 62,88 0 020 2,0 14 37 0,25 14,2 1,82 6,99 86,58 0 030 3,0 12 37

25、 0,32 9,1 2,28 8,17 130,74 0 a Closest American Wire Gage. 4.3 Colour code See EN 2346-002. prEN 2346-005:2016 (E) 5 4.4 Number of cores See EN 2346-002. See EN 4608-001, Subclause 4.2.1 for assembly. 5 Required characteristics See EN 2234, EN 3475-100 and Table 2. Operating temperature: 260 C max.

26、continuous. Operating voltage: 600 V AC, Demonstrated to be arc tracking resistant up to 200 V rms. Use frequency: 2 000 Hz max. 6 Tests See Table 2 and Table 3. Table 2 Tests (1 of 4) EN 3475- Designation of the test Remarks 201 Visual examination Applicable. NOTE For qualification laser marked sam

27、ples are also to be tested. 202 Mass Applicable 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 Applicabl

28、e 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 Continuity of conductors Applicable. 401 Accelerated ageing Applicable EN 2234. Temperature: (310 5) C. NOTE For qualification laser marked samples are also t

29、o be tested. prEN 2346-005:2016 (E) 6 Table 2 Tests (2 of 4) EN 3475- Designation of the test Remarks 402 Shrinkage and delamination Applicable. Temperature: (310 5) C. Maximum shrinkage at each end of cable: Codes 002 to 030: 1,5 mm Code 051: 2,0 mm Code 090: 3,0 mm 403 Delamination and blocking Ap

30、plicable EN 2234. Temperature: (310 5) C. 404 Thermal shock Applicable EN 2234. Temperature: 260 C. Maximum shrinkage at each end of cable: Codes 002 to 030: 1,5 mm Code 051: 2,0 mm Code 090: 3,0 mm 405 Bending at ambient temperature Applicable EN 2234. NOTE For qualification laser marked samples ar

31、e also to be tested. 406 Cold bend test Applicable EN 2234. Temperature: ( 65 2) C. 407 Flammability Method 1 Applicable EN 2234. Extinction time: 3 s. 408 Fire resistance Applicable. 15 min. Insulation resistance: 10 000 ohms. Suitable load to avoid mechanical resonance phenomenon. 409 Air-excluded

32、 ageing Not applicable. 410 Thermal endurance Applicable EN 2234, 40 000 h, 260 C. 411 Resistance to fluids Applicable EN 2234. NOTE For qualification laser marked samples are also to be tested. 412 Humidity resistance Not applicable. 413 Wrap back test Applicable. 414 Differential scanning calorime

33、ter (DSC test) Applicable (only if PTFE in the construction) 415 Rapid change of temperature Not applicable. 416 Thermal stability Not applicable. prEN 2346-005:2016 (E) 7 Table 2 Tests (3 of 4) EN 3475- Designation of the test Remarks 417 Fire resistance of cables confined inside a harness Applicab

34、le 501 Dynamic cut-through Applicable to codes 002 to 090 included. Temperature 20 C and 260 C, 1 h. See Table 3. 502 Notch propagation Applicable to codes 002 to 090 included. Depth notch: 0,25 mm. 503 Scrape abrasion Applicable to codes 002 to 030 included. See Table 3. 504 Torsion Applicable to c

35、odes 002 to 030 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 thickness Applicable. 509 Solderability Not applicable. 510 Tensile strength and elongation of extruded ins

36、ulation, sheath and jacket material Not applicable. 511 Cable-to-cable abrasion Not applicable. 512 Flexure endurance Applicable code 006 ; Mandrel 20 mm; Force 9 N 1 000 cycles 513 Deformation resistance (Installation with plastic cable ties) Not applicable. 601 Smoke density Applicable. 602 Toxici

37、ty Applicable. 603 Resistance to wet arc tracking Not applicable. 604 Resistance to dry arc propagation Applicable 115/200 V rms only Wire damage 70 mm. 75 % of collateral wires shall pass the wet dielectric voltage proof test (EN 3475-302) 605 Wet short circuit test Applicable 115/200 V rms only Wi

38、re damage 70 mm. prEN 2346-005:2016 (E) 8 Table 2 Tests (4 of 4) EN 3475- Designation of the test Remarks 701 Strippability and adherence of insulation to the conductor Strippability applicable. Adherence not applicable. 702 Screen pushback capability Not applicable. 703 Permanence of manufacturers

39、marking Applicable. 704 Flexibility Applicable code 030 to 090; Maximum force: Code 030: 12 N Code 051: 13 N Code 090: 15 N 705 Contrast measurement Applicable 50 % to single core. Not applicable to multicore. 706 Laser markability Applicable. EN 3838 Permanence of user-applied marking Contrast meas

40、urement Subclause “Permanence of marking” Applicable single core. Subclause “Exposure to light” Applicable single core. Table 3 Dynamic cut through requirements and scrape abrasion test loads Code number Nominal cross section Test EN 3475-501 Dynamic cut-through Test EN 3475-503 Scrape abrasion load

41、 mm2 N N 20 C 260 C 20 C 260 C 002 0,25 85 30 8 1,5 004 0,4 110 45 8 3 006 0,6 140 55 8 3,5 010 1,0 140 70 10 4 012 1,2 150 85 10 4 020 2,0 150 95 12 4 030 3,0 165 105 12 4 051 5,0 180 120 NA NA 090 9,0 195 135 NA NA 7 Quality assurance See EN 9133. prEN 2346-005:2016 (E) 9 8 Designation 8.1 Identif

42、ication EXAMPLE Description block CABLE, ELECTRICAL, FIRE RESISTANT Identity block EN2346-005A004 Number of this standard Code letter for number of cores (see EN 2346-002, Table 1) or N for non laser printable single core Code for nominal section (see Table 1) NOTE If necessary, the code I9005 shall

43、 be placed between the description block and the identity block. 8.2 Type code (for short designation) See Table 4. Table 4 Type codes for short designation EN references Code designation Single core UV laser printable EN2346-005A DW Single core non UV laser printable EN2346-005N (used for multicore

44、 and shielded, jacketed wires) DWA 2 cores EN2346-005B DWB 3 cores EN2346-005C DWC 9 Identification and marking See EN 2346-002 (excepted “EN” marking, which is used in case of ASD-CERT qualification only). EXAMPLE Single core: DW 22 FRF03 Single core of multicore: DWA 22 FRF03 10 Packaging, labelling and delivery lengths See EN 2234. 11 Technical specification See EN 2234.