BS EN 4681-006-2015 Aerospace series Cables electric general purpose with conductors in aluminium or copper-clad aluminium AZA family single and multicore assembly for use in low p.pdf

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1、BSI Standards PublicationBS EN 4681-006:2015Aerospace series Cables, electric, general purpose, with conductors in aluminium or copper-clad aluminiumPart 006: AZA family, single andmulticore a s s e m b l y , f o r u s e i n lowpressure atmosphere ProductstandardBS EN 4681-006:2015 BRITISH STANDARDN

2、ational forewordThis British Standard is the UK implementation of EN 4681-006:2015.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can beobtained on request

3、 to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015. Published by BSI StandardsLimited 2015ISBN 978 0 580 88575 4ICS 49.060Compliance with a British Standard

4、 cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 August 2015.Amendments issued since publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4681-006 July 2015 ICS 49.06

5、0 English Version Aerospace series - Cables, electric, general purpose, with conductors in aluminium or copper-clad aluminium - Part 006: AZA family, single and multicore assembly, for use in low pressure atmosphere - Product standard Srie arospatiale - Cbles, lectriques, dusage gnral, avec conducte

6、urs en aluminium ou en aluminium chemis cuivre - Partie 006: Famille AZA, fil simple et lments assembls, pour emploi en basse pression - Norme de produit Luft- und Raumfahrt - Elektrische Leitungen, zur allgemeinen Verwendung, mit Leitern aus Aluminium oder kupferbeschichtetem Aluminium - Teil 006:

7、AZA-Familie, ein- und mehradrige Leitungen, zur Anwendung bei niedrigem Luftdruck - Produktnorm This European Standard was approved by CEN on 7 February 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard th

8、e status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, Fren

9、ch, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria,

10、 Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey

11、and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref.

12、 No. EN 4681-006:2015 EBS EN 4681-006:2015EN 4681-006:2015 (E) 2 Contents Page European foreword .3 1 Scope 4 2 Normative references 4 3 Terms, definitions and symbols .4 4 Materials and construction .5 5 Required characteristics .6 6 Quality assurance 8 7 Designation 8 8 Identification and marking

13、9 9 Packaging, labelling and delivery lengths 9 10 Technical specification .9 BS EN 4681-006:2015EN 4681-006:2015 (E) 3 European foreword This document (EN 4681-006:2015) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and

14、 votes carried out in accordance with the rules of this Association, this European Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a nationa

15、l standard, either by publication of an identical text or by endorsement, at the latest by January 2016, and conflicting national standards shall be withdrawn at the latest by January 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent

16、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 the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croati

17、a, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the

18、 United Kingdom. BS EN 4681-006:2015EN 4681-006:2015 (E) 4 1 Scope This European standard specifies the characteristics of electrical wires AZA family for use in the on board: 115 V (phase to neutral) or 200 V (phase to phase) electrical network of aircraft. 230 V (phase to neutral) or 400 V (phase

19、to phase) electrical network of aircraft and particularly use in non-pressurized areas. This cable family is used at operating temperature between 65 C and 180 C. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable fo

20、r 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 3475-1001), Aerospace series Cables, electrical, aircraft use Test methods Part 100: General EN 3719, Aerospace series

21、 Aluminium or aluminium alloy conductors for electrical cables Product standard EN 3838, Aerospace series Requirements and tests on user-applied markings on aircraft electrical cables EN 4681-001, Aerospace series Cables, electric, general purpose, with conductors in aluminium or copper-clad alumini

22、um Part 001: Technical specification EN 4681-002, Aerospace series Cables, electric, general purpose, with conductors in aluminium or copper-clad aluminium Part 002: General EN 9133, Aerospace series Quality management systems Qualification procedure for aerospace standard parts TR 6058, Aerospace s

23、eries Cable code identification list 2)3 Terms, definitions and symbols For the purposes of this document, the terms, definitions and symbols given in EN 3475-100 apply. 1)All its parts quoted in this European Standard. 2)Published as ASD-STAN Technical Report at the date of publication of this Euro

24、pean Standard (http:/www.asd-stan.org/).BS EN 4681-006:2015EN 4681-006:2015 (E) 5 4 Materials and construction 4.1 Materials Conductor: These cable conductors shall be made of: Nickel plated aluminium alloy according to EN 3719 for 280 to 850 section codes. Insulation: All size codes shall be define

25、d to satisfy all required characteristics of Clause 5. The use of foamed insulation material is forbidden. To minimize partial discharges effect: size and number of cavities (gas trap) inside the insulation shall be as low as possible, at minimum bend radius there shall be no wrinkles outside the in

26、sulation (EN 3475-405). Minimum bend radius shall be in accordance with bending diameter given in Table 4 of the technical specification EN 4681-0011. 4.2 Construction See EN 3719 and Table 1. Table 1 Code for nominal section Nominal section AWG aElastic limit bBreaking load bLinear resistance at 20

27、 C External diameter Mass N N /km mm mm kg/km mm2min. min. max. min. max. max. 280 28 3 1,18 7,5 8,4 109 420 42 1 0,75 9,3 10,2 175 680 68 00 0,43 12,1 13,0 271 aAWG: closest American Wire Gauge. bThe value is for the finished wire (conductor + insulation). The elastic limit is defined as the elasti

28、c limit of the finished wire for a 0,2 % wire elongation. 4.3 Number of cores See EN 4681-002, Table 1. See EN 4681-002, 5.2.1 for cabling. 4.4 Colour coding of cores See EN 4681-002. BS EN 4681-006:2015EN 4681-006:2015 (E) 6 5 Required characteristics According to EN 4681-001 and EN 3475-100. See T

29、able 2. Table 2 (1 of 3) EN 3475- Test Details 201 Visual examination Applicable 202 Mass Applicable; see Table 1. 203 Dimensions Applicable; see 4.2 and Table 1. 301 Ohmic resistance per unit length Applicable with: immersion test 2,5 kV r.m.s (non delivered samples), dry spark test 2,5 kV r.m.s, d

30、ry impulse test 4,0 kV r.m.s. 302 Voltage proof test Applicable 303 Insulation resistance Applicable 304 Surface resistance Applicable 305 Overload resistance Not applicable 306 Continuity of conductors Applicable 307 Corona extinction voltage Applicable prior to each delivery Method B at 45.000 fee

31、t (145 mbar) and 150 C PDIV 566 Vr.m.s. (800 V peak), PDEV 509 Vr.m.s. (720 V peak). 401 Accelerated ageing Applicable Temperature (230 5) C 402 Shrinkage and delamination Applicable Temperature (230 5) C Maximum shrinkage at each end of cable: 28 mm2to 34 mm2: 2,0 mm, 42 mm2to 68 mm2: 2,5 mm. 403 D

32、elamination and blocking Applicable temperature (230 5) C 404 Thermal shock Applicable but (65 2) C instead of (55 2) C Temperature (180 5) C Maximum shrinkage at each end of cable: 28 mm2to 34 mm2: 2,0 mm, 42 mm2to 68 mm2: 2,5 mm. 405 Bending at ambient temperature Applicable 406 Cold bend test App

33、licable Temperature (65 2) C 407 Flammability Applicable Extinguishing time: 3 s max. BS EN 4681-006:2015EN 4681-006:2015 (E) 7 Table 2 (2 of 3) EN 3475- Test Details 408 Fire resistance Not applicable 409 Air-excluded ageing Not applicable 410 Thermal endurance (insulation) Applicable 10 000 h at 1

34、80 C with curve extrapolation 140 000 h at 150C with curve reading 411 Resistance to fluids Applicable 412 Humidity resistance Applicable Method B Temperature (95 5) C Duration 360 h 413 Wrap back test Applicable 414 Differential scanning calorimeter (DSC test) Applicable (only if PTFE in the constr

35、uction) 415 Rapid change of temperature Not applicable 416 Thermal stability Not applicable 417 Fire resistance of cables confined inside a harness Not applicable 418 Thermal endurance for conductors Not applicable 501 Dynamic cut-through Not applicable 502 Notch propagation Applicable notch depth:

36、40 m 503 Scrape abrasion Applicable Test force on needle for cables 28 mm2to 68 mm2 = 15 N 504 Torsion Applicable T3= (180 5) C; T4= (230 5) C 505 Tensile test on conductors and strands Applicable 506 Plating continuity Applicable 507 Adherence of plating Applicable 508 Plating thickness Applicable

37、(Test methods 4 and 5 are preferred) 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 applicable 513 Deformation resistance (Installation with pl

38、astic cable ties) Not applicable 514 Porosity of copper cladding on aluminium strands Not applicable 601 Smoke density Applicable 602 Toxicity Applicable BS EN 4681-006:2015EN 4681-006:2015 (E) 8 Table 2 (3 of 3) EN 3475- Test Details 603 Resistance to wet arc tracking Not applicable 604 Resistance

39、to dry arc propagation Not applicable 605 Wet short circuit test Not applicable 701 Strippability and adherence of insulation to the conductor Applicable 702 Screen pushback capability Not applicable 703 Permanence of manufacturers marking Applicable 704 Flexibility Applicable code Maximum force: 28

40、 mm2: 15 N, 42 mm2: 24 N, 68 mm: 38 N. 705 Contrast measurement Not applicable 706 Laser markability Not applicable EN 3838 Laser marking Not applicable 6 Quality assurance See EN 9133. 7 Designation 7.1 Identification EXAMPLE Description block CABLE, ELECTRICAL Identity block EN4681-006A420K Number

41、 of this standard Code letter for number of cores (see EN 4681-002) Code for nominal section (see Table 1) Code letter for colour coding of cores (see EN 4681-002) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. BS EN 4681-006:2015EN 4681-006:2

42、015 (E) 9 7.2 Type code (for short designation) Code designation in accordance with TR 6058, see Table 3. Table 1 EN reference Code designation Single core EN4681-006A AZA Multicore 2 cores EN4681-006B AZB 3 cores EN4681-006C AZC 8 Identification and marking See EN 4681-002. 9 Packaging, labelling a

43、nd delivery lengths See EN 4681-001. 10 Technical specification See EN 4681-001, except the qualification cable size shall be 420. This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related public

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