1、BSI Standards PublicationBS EN 3155-071:2014Aerospace series Electricalcontacts used in elements ofconnectionPart 071: Contacts, electrical, female, typeA, crimp, class S Product standardBS EN 3155-071:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3155-07
2、1:2014.It supersedes BS EN 3155-071:2007 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of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 to its secretary.This
3、publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 86111 6ICS 49.060Compliance with a British Standard cannot confer immunity
4、 fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 November 2014.Amendments issued since publicationDate Text affectedBS EN 3155-071:2014EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3155-071 November 2014 ICS 49.
5、060 Supersedes EN 3155-071:2007English Version Aerospace series - Electrical contacts used in elements of connection - Part 071: Contacts, electrical, female, type A, crimp, class S - Product standard Srie arospatiale - Contacts lectriques utiliss dans les organes de connexion - Partie 071: Contacts
6、 lectriques, femelles, type A, sertir, classe S - Norme de produit Luft- und Raumfahrt - Elektrische Kontakte zur Verwendung in Verbindungselementen - Teil 071: Elektrische Buchsenkontakte, Typ A, crimpbar, Klasse S - ProduktnormThis European Standard was approved by CEN on 14 June 2014. CEN members
7、 are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application
8、to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, 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
9、 Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lit
10、huania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17,
11、B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3155-071:2014 EBS EN 3155-071:2014EN 3155-071:2014 (E) 2 Contents Page Foreword 3 Introduction . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6
12、4 Required characteristics . 6 4.1 Specific characteristics . 6 4.2 Dimensions and mass . 6 4.3 Marking by colour code 8 4.4 Material, surface treatment . 8 4.5 Permissible cables 9 4.6 Tooling 9 4.7 Cable stripping . 10 4.8 Tests 10 4.9 Gauges 12 5 Designation 12 6 Marking . 12 7 Technical specific
13、ation . 12 BS EN 3155-071:2014EN 3155-071:2014 (E) 3 Foreword This document (EN 3155-071:2014) 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 St
14、andard 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 national standard, either by publication of an identical text or by endorsement, at the late
15、st by May 2015, and conflicting national standards shall be withdrawn at the latest by May 2015. 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 pate
16、nt rights. This document supersedes EN 3155-071:2007. 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, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finla
17、nd, 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 United Kingdom. BS EN 3155-071:2014EN 3155-071:20
18、14 (E) 4 Introduction The contacts defined by this standard are derived from those of SAE-AS39029/57 and, intermateable with those of SAE-AS39029/58. BS EN 3155-071:2014EN 3155-071:2014 (E) 5 1 Scope This European Standard specifies the required characteristics, tests and tooling applicable to femal
19、e electrical contacts 071, type A, crimp, class S used in elements of connection according to EN 3155-002. It shall be used together with EN 3155-001. The associated male contacts are defined in EN 3155-008 and EN 3155-070. 2 Normative references The following documents, in whole or in part, are nor
20、matively 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 2083, Aerospace series Copper and copper alloy conductors
21、 for electrical cables Product standard EN 2242, Aerospace series Crimping of electric cables with conductors defined by EN 2083, EN 4434 and EN 2346 EN 2591 1), Aerospace series Elements of electrical and optical connection Test methods EN 3155-001, Aerospace series Electrical contacts used in elem
22、ents 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 EN 3155-008, Aerospace series Electrical contacts used in elements of connection Part 008: Contacts, electrical, male, type
23、 A, crimp, class S Product standard EN 3155-070, Aerospace series Electrical contacts used in elements of connection Part 070: Contacts, electrical, male, type A, crimp, class S Product standard EN 4434, Aerospace series Copper or copper alloy lightweight conductors for electrical cables Product sta
24、ndard (Normal and tight tolerances) ISO 8843, Aircraft Crimp-removable contacts for electrical connectors Identification system SAE-AS22520, Crimping tools, wire termination, general specification for 2)1) All parts quoted in Table 7. 2) Published by: SAE National (US) Society of Automotive Engineer
25、s http:/www.sae.org/ BS EN 3155-071:2014EN 3155-071:2014 (E) 6 SAE-AS39029, Contacts, electrical connector, general specification for 2) SAE-AS39029/57, Contacts, electrical connector, socket, crimp removable (for MIL-C-24308, MIL-DTL-38999 series II, MIL-C-55302/68, /71, /72, /75 and MIL-C-83733 co
26、nnectors)2)SAE-AS39029/58, Contacts, electrical connector, pin, crimp removable (for MIL-C-24308, MIL-DTL-38999 series I, II, III, and IV and MIL-C-55302/69 and MIL-C-83733 connectors 2)SAE-AS81969, Installing and removal tools, connector electrical contact, general specification for 2)3 Terms and d
27、efinitions For the purposes of this standard, the terms and definitions given in EN 3155-001 apply. 4 Required characteristics 4.1 Specific characteristics Type A contacts are for general application and class S corresponds to an operating temperature range from 65 C to 200 C. 4.2 Dimensions and mas
28、s See Figure 1 to Figure 4, and Table 1. Dimensions and tolerances are given in millimetres and apply after surface treatment. BS EN 3155-071:2014EN 3155-071:2014 (E) 7 Key 1 Colour bands, see Table 2. 2 Point at which a square ended gauge pin of the same diameter as the mating contact first engages
29、 the female contact spring member. 3 Manufacturer identification 4 This dimension represents both the length of the bore A which includes the active zone of protection (see EN 3155-001). 5 Clearance between sleeve and body of the contact. 0,10 General concentricity 0,08 C and D Figure 1 Connector co
30、ntact Figure 2 Detail X BS EN 3155-071:2014EN 3155-071:2014 (E) 8 Figure 3 Detail W for 2222 version Figure 4 Detail W for 2220 version Table 1 null Connector contact Size A B C D E F G J K P S T Mass g Contact Barrel max. min. max. 22 22 0,89 0,79 1,80 1,75 1,22 1,17 0,90 0,85 0,56 0,46 1,57 3,99 3
31、,58 0,13 0,08 3,28 3,10 6,02 5,87 7,34 7,09 1,19 44 50 0,13 22 20 0,89 0,79 1,80 1,75 1,50 1,45 1,12 1,09 0,56 0,46 1,57 4,00 3,55 0,11 0,05 3,28 3,10 6,02 5,87 7,34 7,09 1,19 44 50 0,13 4.3 Marking by colour code See Table 2. Table 2 null Marking Two bands according to ISO 8843 Size Contact Barrel
32、Band 1 Band 2 22 22 Green Green (optional) 22 20 Green Red 4.4 Material, surface treatment Body material: copper alloy Surface treatment: gold on appropriate undercoat, thickness of protection not specified, selective protection permitted. BS EN 3155-071:2014EN 3155-071:2014 (E) 9 4.5 Permissible ca
33、bles See Table 3. Table 3 null Permissible cables Size Size of conductors Rated test current A Contact Barrel ASD codeSection mm2AWG a22 22 004 0,40 22 5 002 0,25 24 3 001 0,15 26 2 22 20 006 0,60 20 5 004 0,40 22 5 002 0,25 24 3 aAWG = Closest American Wire Gage. 4.6 Tooling 4.6.1 Crimping tools Co
34、nform to SAE-AS22520, see Table 4. The qualification selector numbers used for crimping copper or copper alloy conductors in cables EN 2083 and EN 4434 are indicated in Table 4. It is the responsibility of the user if the parameters in Table 4 are changed for service use. Table 4 null Crimping tools
35、 Contact Cable size Tool M22520/1-01 Tool M22520/2-01 Tool M22520/7-01 Contact size Barrel size ASD code AWGaPositioner Selector number Positioner Selector number Positioner Selector number 22 22 001 26 Not applicable M22520/2-06 2 M22520/7-06 1 002 24 3 2 004 22 4 3 22 20 Not applicable M22520/2-06
36、 M22520/7-06 002 24 2 1 004 22 4 3 006 20 6 4 aAWG = Closest American Wire Gage. BS EN 3155-071:2014EN 3155-071:2014 (E) 10 4.6.2 Insertion/Extraction tools Conform to SAE-AS81969. See Table 5. Table 5 null Insertion/Extraction tools Size Insertion tools Extraction tools Contact Barrel Wired contact
37、 Unwired contact 22 22 M81969/14-01 M81969/14-01 M81969/30-08 22 20 M81969/14-01 M81969/14-01 M81969/30-08 4.7 Cable stripping See Table 6. Table 6 null Cable stripping Size Stripped length of cable mm 0,5 Contact Barrel 22 22 4 22 20 4 4.8 Tests Tests according to EN 2591-100, see Table 7. Table 7
38、null Test reference (1 of 2) EN 2591- Designation of the test Not applicable Applicable According to EN 3155-001 Remarks 101 Visual examination X 102 Examination of dimensions and mass X See 4.2. 201 Contact resistance - low level X 202 Contact resistance at rated current X 204 Discontinuity of cont
39、acts in the microsecond range X 206 Measurement of insulation resistance X 207 Voltage proof test X 210 Electrical overload X 220 Contact/conductor joint ageing by current and temperature cycling X 301 Endurance at temperature X T = (200 2) C Duration: 1 000 h BS EN 3155-071:2014EN 3155-071:2014 (E)
40、 11 Table 7 null Test reference (2 of 2) EN 2591- Designation of the test Not applicable Applicable According to EN 3155-001 Remarks 305 Rapid change of temperature X TA= (200 2) C TB= ( 65 2) C 307 Salt mist X 315 Fluid resistance X 319 Gastightness of solderless wrapped connections X 402 Shock X 4
41、03 Sinusoidal and random vibration X Same mounting configuration as EN 2591-402 connectors mated Method A Frequency range: 5 Hz to 3 000 Hz Acceleration: 20 g 1 octave per minute Duration: 4 h /axe Final measurements: EN 2591-204 Method B Figure 2 and Table 1, level E Duration: 1 h/axe Final measure
42、ments: EN 2591-204 406 Mechanical endurance X 415 Test probe damage (female contacts) X 416 Contact bending strength X 417 Tensile strength (crimped termination) X Min values: see EN 2242 except for cable of AWG 20 = 70 N 418 Gauge insertion/extraction forces (female contacts) X 424 Stripping force,
43、 solderless wrapped connections X 425 Unwrapping capability, solderless wrapped connections X 501 Soft solderability X 502 Restricted entry X 503 Contact deformation after crimping X 507 Plating porosity X 508 Measurement of thickness of coating on contacts X The measured thickness shall be recorded
44、. 509 Adhesion of coating on contacts X 513 Magnetic permeability X 2 514 Solderability of contacts with self-contained solder and flux X BS EN 3155-071:2014EN 3155-071:2014 (E) 12 4.9 Gauges See EN 3155-001. 5 Designation EXAMPLE Description block CONTACT, ELECTRICAL Identity block EN3155-071F2220
45、Number of this standard Type of contact and identification code F: Female Contact size (see Table 1) Barrel size (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 6 Marking See EN 3155-001. 7 Technical specification See EN 3155-001.
46、 This page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is incorporated by Royal Charter. British Standards and other standardization products are published by BSI Standards Limited.
47、British Standards Institution (BSI)BSI Group Headquarters389 Chiswick High Road London W4 4AL UKAbout usWe bring together business, industry, government, consumers, innovators and others to shape their combined experience and expertise into standards -based solutions.The knowledge embodied in our st
48、andards has been carefully assembled in a dependable format and refined through our open consultation process. Organizations of all sizes and across all sectors choose standards to help them achieve their goals.Information on standardsWe can provide you with the knowledge that your organization need
49、s to succeed. Find out more about British Standards by visiting our website at or contacting our Customer Services team or Knowledge Centre.Buying standardsYou can buy and download PDF versions of BSI publications, including British and adopted European and international standards, through our website at where hard copies can also be purchased. If you need international and foreign standards from ot
