BS EN 3155-074-2009 Aerospace series - Electrical contacts used in elements of connection - Part 074 Contacts electrical quadrax nsize 8 male type E crimp class R — nProduct standa.pdf

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1、BS EN3155-074:2009ICS 49.060NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Electrical contactsused in elements ofconnectionPart 074: Contacts, electrical, quadrax,size 8, male, type E, crimp, class R Product standardThis British Standardwas pub

2、lished under theauthority of the StandardsPolicy and StrategyCommittee on 30 April2009 BSI 2009ISBN 978 0 580 58166 3Amendments/corrigenda issued since publicationDate CommentsBS EN 3155-074:2009National forewordThis British Standard is the UK implementation of EN 3155-074:2009.The UK participation

3、in its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract

4、. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 3155-074:2009EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 3155-074March 2009ICS 49.060English VersionAerospace series - Electrical contacts used in elements

5、ofconnection - Part 074: Contacts, electrical, quadrax, size 8,male, type E, crimp, class R - Product standardSrie arospatiale - Contacts lectriques utiliss dans lesorganes de connexion - Partie 074 : Contacts lectriques,quadrax, taille 8, mles, type E, sertir, classe R - Normede produitLuft- und Ra

6、umfahrt - Elektrische Kontakte zur Verwendungin Verbindungselementen - Teil 074: Elektrische QuadraxStiftkontakte Gre 8, Typ E, crimpbar, Klasse R -ProduktnormThis European Standard was approved by CEN on 31 January 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which

7、 stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standa

8、rd exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standar

9、ds bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom

10、.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3155-074:2009: EBS EN 3155-0

11、74:2009EN 3155-074:2009 (E) 2 Contents Page Foreword 3 Introduction .4 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Required characteristics .5 5 Designation . 11 6 Marking 11 7 Technical specification 11 BS EN 3155-074:2009EN 3155-074:2009 (E) 3 Foreword This document (EN 3155-07

12、4:2009) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services

13、 of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2009, and conflicting national standards shall be withdrawn at the late

14、st by September 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent 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

15、standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Polan

16、d, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 3155-074:2009EN 3155-074:2009 (E) 4 Introduction The contacts defined by this standard are designed for size 8 polarized connector cavities. 1 Scope This standard specifies the required characteristics

17、, tests and tooling applicable to male electrical quadrax contacts, shielded, size 8, type E, crimp, class R, used in elements of connection according to EN 3155-002. It shall be used together with EN 3155-001. The associated female contacts are defined in EN 3155-075. 2 Normative references The fol

18、lowing referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591-100*, Aerospace series Elements of electrical an

19、d optical connection Test methods Part 100: General. EN 3155-001:2009, Aerospace series Electrical contacts used in elements of connection Part 001: Technical specification. EN 3155-002, Aerospace series Electrical contacts used in elements of connection Part 002: List and utilization of contacts. E

20、N 3155-075, Aerospace series Electrical contacts used in elements of connection Part 075: Contacts, electrical, quadrax, size 8, female, type E, crimp, class R Product standard. EN 3909, Aerospace series Test fluids and test methods for electric components and sub-assemblies. EN 4530-002, Aerospace

21、series Sealing sleeves used in elements of connection Part 002: List and utilization of sealing sleeves. TR 6058, Aerospace series Cable code identification list.1)3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3155-001:2009 apply. *All parts quoted

22、in this document. 1) Published as ASD Technical Report at the date of publication of this standard. BS EN 3155-074:2009EN 3155-074:2009 (E) 5 4 Required characteristics 4.1 Specific characteristics Contact with screening feature, including coaxial, triaxial, bifilar and quadrax contacts. These type

23、E contacts are contacts with screening feature and specified high frequency characteristics, class R corresponds to an operating temperature range from 65 C to 150 C. 4.2 Dimensions and mass See Figures 1, 2 and Table 1 for dimensions. Dimensions and tolerances are given in millimetres. Contact mass

24、: 3,9 g max. 1,412,82 7,98+0,05-0,03 6,96+0,05-0,03 6,90+0-0,050,05 BC0,12BBA0,50B22,86 Max.7,49+0,2507,16 0,2 (1)5,03 Min.1,50,032,822,250-0,124,72 Min.0,79 0,5 4,750,05 5,54+0,02-0,03ADNOTE Point of which a square ended gauge pin of the same basic diameter as the mating contact first engages the f

25、emale contacts spring member Figure 1 Configuration, dimensions and tolerances of male outer body M A JL K B DrEFigure 2 Configuration of male signal contact Table 1 Dimensions and tolerances of male signal contact A B D E J K L M r (typ) 0,85 0,90 1,47 1,51 0,62 0,65 5,03 5,13 1,24 1,32 0,52 0,62 3

26、,1 3,3 3,58 3,99 0,32 0,79 0,05 BS EN 3155-074:2009EN 3155-074:2009 (E) 6 4.3 Marking 4.3.1 Marking by colour code Not applicable 4.3.2 Pin location identification See Figure 3. (Not printed on product) Key 1 Angular positioning key Figure 3 Front face view 4.4 Material, surface treatment 4.4.1 Mate

27、rial Body: Copper alloy. 4.4.2 Protective coating Gold on appropriate undercoat for copper alloy parts. Thickness not specified. 4.4.3 Dielectric PTFE Fluoropolymer or equivalent. 4.5 Permissible cables The cables shall be conforms as per Table 2. Table 2 Cable group Type of cable A ABS1503KD24 Perm

28、issible cable code according to TR 6058 KD24 32411BS EN 3155-074:2009EN 3155-074:2009 (E) 7 4.6 Wiring 4.6.1 Preparation of the cable and crimping sequence See Figure 4. A Strip external layer of the cable B Pull back the braid on/in the ferrule d (optional). Strip each element of the quadrax cable.

29、 C Crimp the inner contacts e with tools on Table 3. D Install the spacer g and respect the circular location of each individual contact. E Fill the insulator h over the male contacts by the front. F Install by the front the outer contact i and care to location as specified in Figure 3. Then crimp t

30、he outer contact over the ferrule in the crimping zone j with tools as Table 3. Key c Sealing sleeve g Spacer d Ferrule h Insulator e Inner male contacts i Outer contact body f Braided screen j Crimping zone of outer contact Figure 4 BS EN 3155-074:2009EN 3155-074:2009 (E) 8 4.7 Tools Crimping tools

31、 and extraction tool. See Table 3. Table 3 Contact Crimping tool Positioner Selector position Extraction tool Inner contacts M22520/2-01 EN4008-003 5 NONE Outer contact M22520/5-01 M22520/5-45 B M81969/14-06 4.8 Tests Tests according to EN 2591-100, see Table 4. Table 4 EN 2591- Designation of the t

32、est Not applicableApplicable According to EN 3155-001Remarks 101 Visual examination X 102 Examination of dimensions and mass X 201 Contact resistance - low level X With cable code KD24 Contact Maximum contact resistance m Initial After test Signal contacts 6 7,5 Outer body Not applicable 202 Contact

33、 resistance at rated current X With cable code KD24 Contact Maximum contact resistance m Rated currentA (23 5) C (15003+) C Initial After test After test Signal contacts 6 7,5 10 1 Outer body 2 4 6 12 204 Discontinuity of contacts in the microsecond range X 2 ns or During the tests EN 2591-402 shock

34、, EN 2591-403 vibrations 205 Housing (shell) electrical continuity X Measurements between housing of connectors and outer contact before and after tests. Requirements: 10 m max. continued BS EN 3155-074:2009EN 3155-074:2009 (E) 9 Table 4 (continued) EN 2591- Designation of the test Not applicableApp

35、licable According to EN 3155-001Remarks 206 Measurement of insulation resistance X Method C, mated contacts Measurements between signal contacts and between signal contacts and outer body. At ambient temperature: 5 000 M At maximum temperature: 1 000 M at maximum specified temperature 207 Voltage pr

36、oof test X Method C Withstand voltage at sea level: 1 000 Vr.m.s. between signal contacts and 500 Vr.m.s. between signal contacts and outer body Withstand voltage at altitude: 125 Vr.m.s. at a pressure of 4,7 kPa (21 000 m) Leakage current: 2 mA 211 Capacitance X Measurements between housing of conn

37、ectors and outer contact before and after tests. 212 Surface transfer impedance X At 100 MHz 1m 222 Insertion Loss (I.L.) X Measured with a KD cable Record the value 223 Measurement of characteristic impedance of a coaxial connector or contact X (100 10) at 100 MHz 301 Endurance at temperature X Met

38、hod B T = 150 C Duration: 1 000 h 305 Rapid change of temperature X TA= (150 2) C TB= ( 65 2) C 306 Mould growth X 307 Salt mist X 314 Immersion at low air pressure X To be done in the connector 315 Fluid resistance X According to Table 5. 324 Interfacial sealing X To be done in the connector. Not a

39、pplicable for inner contacts. 402 Shock X To be done in the connector. 403 Sinusoidal and random vibration X To be done in the connector. 406 Mechanical endurance X 417 Tensile strength (crimped connection) X Initial: 26,7 N After conditioning: 20 N continued BS EN 3155-074:2009EN 3155-074:2009 (E)

40、10 Table 4 (concluded) EN 2591- Designation of the test Not applicableApplicable According to EN 3155-001Remarks 418 Gauge insertion/extraction forces (female contacts) X 501 Soft solderability X 503 Contact deformation after crimping X Cable size in accordance with Signal contacts concentricity tol

41、erance shall not exceed 0,28. Signal contacts and outer body. Crimping zone shall not exceed 0,15 mm expansion. 507 Plating porosity X 508 Measurement of thickness of coating on contacts X The measured thickness shall be recorded. 509 Adhesion of coating on contacts X 513 Magnetic permeability X 514

42、 Solderability of contacts with self-contained solder and flux X Table 5 List of fluids Fluid ImmersionTemp. in oven Number of cycles Category References EN 3909 Durationmin. Temp. C Fuel 2 502+25 85 7 Mineral hydraulic fluid 5 1505+85 100 5 Synthetic hydraulic fluid 3 1505+85 100 5 Mineral lubrican

43、t 7 1505+120 125 5 Synthetic lubricant 9 1505+150 125 5 Cleaning products 11 1505+25 25 5 12 13 502+2 Deicing fluid 15 1505+50 100 5 Extinguishing fluid 17 1505+ 15 25 5 Cooling fluid 19 1505+50 25 5 BS EN 3155-074:2009EN 3155-074:2009 (E) 11 5 Designation EXAMPLE Description block CONTACT, ELECTRIC

44、AL Identity block EN3155-074M08A Number of this standard Type of contact: M = male Size code A = delivered with sealing sleeve (See EN 4530-002) None delivered without sealing sleeve NOTE If necessary, the code I9005 should be placed between the description block and the identity block. 6 Marking Se

45、e EN 3155-001. 7 Technical specification See EN 3155-001. BS EN3155-074:2009BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British Standards InstitutionBSI is the independent national body responsible for preparing BritishStandards. It pres

46、ents the UK view on standards in Europe and at theinternational level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments oreditions.It is the constant aim of BSI to i

47、mprove the quality of our products and services.We would be grateful if anyone finding an inaccuracy or ambiguity while usingthis British Standard would inform the Secretary of the technical committeeresponsible, the identity of which can be found on the inside front cover. Tel:+44 (0)20 8996 9000.

48、Fax: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensuresthat subscribers automatically receive the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should beaddressed to Customer Services. Te

49、l: +44 (0)20 8996 9001. Fax: +44 (0)20 89967001 Email: You may also buy directly using a debit/creditcard from the BSI Shop on the Website http:/ response to orders for international standards, it is BSI policy to supply theBSI implementation of those that have been published as British Standards,unless otherwise requested.Information on standardsBSI provi

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