1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3155-026:2010Aerospace series Electrical contacts used in elements of connectionPart 026: Contacts, electrical, male, type A, crimp, class R Product standardBS EN 3155-026:
2、2010 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3155-026:2010. It supersedes BS EN 3155-026:2006, which is withdrawn.The UK participation in its preparation was entrusted to T e c h n i c a l C o m m i t t e e A C E / 6 , A e r o s p a c e a v i o n i c e l
3、 e c t r i c a l a n d fibre optic technology.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Stan
4、dards Institution 2013. Published by BSI Standards Limited 2013.ISBN 978 0 580 67040 4 ICS 49.060 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2013
5、.Amendments issued since publicationDate T e x t a f f e c t e dBS EN 3155-026:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3155-026 October 2010 ICS 49.060 Supersedes EN 3155-026:2006English Version Aerospace series - Electrical contacts used in elements of connection - Part 026: Contac
6、ts, electrical, male, type A, crimp, class R - Product standard Srie arospatiale - Contacts lectriques utiliss dans les organes de connexion - Partie 026 : Contacts lectriques, mles, type A, sertir, classe R - Norme de produit Luft- und Raumfahrt - Elektrische Kontakte zur Verwendung in Verbindungse
7、lementen - Teil 026: Elektrische Stifkontakte, Typ A, crimpbar, Klasse R - Produktnorm This European Standard was approved by CEN on 26 June 2010. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of
8、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 Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A versi
9、on in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Repu
10、blic, 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. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE
11、 NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3155-026:2010: EBS EN 3155-026:2010EN 3155-026:2010 (E) 2 Contents Page Forewor
12、d 3Introduction .41 Scope 52 Normative references 53 Terms and definitions .54 Required characteristics .64.1 Specific characteristics .64.2 Dimensions and mass .64.3 Marking by colour code 84.4 Material, surface treatment .94.5 Permissible cables.94.6 Tooling 94.7 Cable stripping 104.8 Tests . 115
13、Designation . 126 Marking 137 Technical specification 13BS EN 3155-026:2010EN 3155-026:2010 (E) 3 Foreword This document (EN 3155-026:2010) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordanc
14、e with the rules of this Association, this 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 national standard, either by publication of an
15、identical text or by endorsement, at the latest by April 2011, and conflicting national standards shall be withdrawn at the latest by April 2011. 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
16、 responsible for identifying any or all such patent rights. This document supersedes EN 3155-026:2006. 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
17、, 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 the United Kingdom. BS EN 3155-026:2010EN 3155-026:
18、2010 (E) 4 Introduction The contacts defined by this standard are derived from those of AS 39029/93 and intermateable with those of AS 39029/94. BS EN 3155-026:2010EN 3155-026:2010 (E) 5 1 Scope This standard specifies the required characteristics and tests applicable to male electrical contacts 026
19、, type A, 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 3155-027. 2 Normative references The following referenced documents are indispensable for the application of this document.
20、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 alloys conductors for electrical cables Product standard EN 2591-100 (all parts), Aerospace seri
21、es Elements of electrical and 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
22、utilization of contacts EN 3155-027, Aerospace series Electrical contacts used in elements of connection Part 027: Contacts, electrical, female, type A, crimp, class R Product standard EN 3682-001, Aerospace series Connectors, plug and receptacle, electrical, rectangular, interchangeable insert type
23、, rack to panel, operating temperature 150 C continuous Part 001: Technical specification ISO 8843, Aircraft Crimp-removable contacts for electrical connectors Identification system MIL-DTL-22520, Crimping tools, wire termination, general specification for 1)MIL-I-81969, Installing and removal tools
24、, connector electrical contact, general specification for 1)AS 39029, Contacts, electrical connector, general specification for2) AS 39029/93, Contacts, electrical connector, pin, crimp removable, (for DOD-C-83527, connectors) 2)AS 39029/94, Contacts, electrical connector, socket, crimp removable, (
25、for DOD-C-83527, connectors) 2)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3155-001:2009 apply. 1) Published by: Department of Defense (DoD), http:/www.defenselink.mil/. 2) Published by: Society of Automotive Engineers (SAE) (www.sae.org). BS EN 3
26、155-026:2010EN 3155-026:2010 (E) 6 4 Required characteristics 4.1 Specific characteristics Type A contacts are for general application and class R corresponds to an operating temperature range from 65 C to 150 C. 4.2 Dimensions and mass See Figure 1, Figure 2 and Table 1. Dimensions and tolerances a
27、re given in millimetres and apply after surface treatment. Diameter general concentricity 0,06 Contact size 22 and 20 0,10 A 0,08 B Contact size 16 and 12 0,15 A 0,10 B BS EN 3155-026:2010EN 3155-026:2010 (E) 7 Key 1 One hole H 2 Contact active area protection 3 Colour bands, see Table 2 4 Interconn
28、ection radius 5 Flat 0,20 max. Figure 1 Key 1 Colour bands, see Table 2 2 Chamfer or radius Figure 2 Barrel, contacts 20-20, 16-16 and 12-12 PSFNXJLWDEAG BCZ1 hole HContact activeaera protectionradius Kradius TColour bandssee table 24050NNRR RadiusInterconnection radiusWSize 22Sizes 20, 16 and 121 2
29、 4 5 4 3 KTRRRR BS EN 3155-026:2010EN 3155-026:2010 (E) 8 Table 1 Size A B C D E F G H J K L Contact Barrel degree Radius max. min. 22 22 1,32 1,27 0,95 0,86 1,78 1,73 1,271,22 0,790,74 3,483,23 1,191,04 0,560,46 0,08 7,11 20 20 1,73 1,65 1,17 1,09 2,13 2,08 1,831,75 1,040,99 4,504,34 1,471,32 0,840
30、,64 50 40 0,08 8,26 16 16 2,62 2,57 1,73 1,68 3,40 3,30 2,872,79 1,611,56 6,125,74 2,292,03 1,070,91 35 25 0,13 11,8912 12 3,84 3,76 2,59 2,49 4,83 4,72 3,843,76 2,412,36 6,125,74 3,563,30 1,070,91 35 25 0,13 11,89Size M N P S T X Z AA NN RR Massg max. Contact Barrel min. Radiusmax. Radius 22 22 4,1
31、9 3,43 6,02 5,87 11,0610,830,05 0,860,74 4,093,35 1,52 1,27 0,15 0,00 0,13 20 20 2,72 4,83 3,81 4,19 3,94 15,8015,670,05 0,860,74 1,751,37 1,831,68 1,78 1,27 0,25 0,10 0,25 16 16 3,81 7,37 6,35 6,53 6,22 17,5517,300,08 1,221,12 2,111,75 2,822,72 2,54 1,52 0,51 0,25 0,75 12 12 3,81 7,37 6,35 6,53 6,2
32、2 17,5517,300,08 1,221,12 2,111,75 4,013,94 1,50 4.3 Marking by colour code See Table 2. Table 2 Two bands according to ISO 8843Three bands according to AS 39029 a Size Contact Barrel cBand 1 dBand 2 cBand 1 dBand 2 eBand 3 22 22 Green Green Green White Violet 20 20 Red Red Green White Grey16 16 Blu
33、e Blue Green Orange White 12 12 Yellow Yellow Green Yellow BlackaModel M39029/93-597 not used for new design. BS EN 3155-026:2010EN 3155-026:2010 (E) 9 4.4 Material, surface treatment Body material : copper alloy Surface treatment : gold on appropriate undercoat, thickness of protection not specifie
34、d, selective protection permitted 4.5 Permissible cables See Table 3. Table 3 Size Size of conductors Rated test current A Contact Barrel AECMA Code Section mm2AWG a22 22 004 0,4 22 5 002 0,25 24 3 001 0,15 26 2 20 20 006 0,6 20 7,5 004 0,4 22 5 002 0,25 24 3 16 16 012 1,2 16 13 010 1 18 11006 0,6 2
35、0 7,5 12 12 030 3 12 23020 2 14 17 a AWG = Closest American Wire Gage. 4.6 Tooling 4.6.1 Crimping tools Conform to MIL-DTL-22520, see Table 4. The qualification selector numbers used for crimping copper or copper alloy conductors in cables EN 2083 are indicated in Table 4. It is the users responsibi
36、lity if the parameters in Table 4 are changed for service use. BS EN 3155-026:2010EN 3155-026:2010 (E) 10 Table 4 Contact Cable size Tools M22520/1-01 Tools M22520/2-01 Tools M22520/7-01 Contact size Barrel size AECMA code AWGa Positioner Selector numberPositioner Selector numberPositioner Selector
37、number22 22 001 26 Not applicable M22520/2-233 Not applicable 002 24 3 004 22 4 20 20 002 24 Not applicable M22520/2-085 M22520/7-02 4 004 22 6 5 006 20 7 6 16 16 006 20 M22520/1-02 blue 4 Not applicable M22520/7-03 5 010 18 5 6 012 16 6 7 12 12 020 14 M22520/1-117 Not applicable Not applicable 030
38、12 8 aAWG = Closest American Wire Gage. 4.6.2 Insertion/extraction tools Conform to MIL-I-81969, see Table 5. Table 5 Size Insertion tools Extraction tools Contact Barrel 22 22 M81969/1-01 M81969/1-01 20 20 M81969/1-02 M81969/1-0216 16 M81969/1-03 M81969/1-03 12 12 M81969/28-02 4.7 Cable stripping S
39、ee Table 6. Table 6 Size Stripped length of cable mm 0,5 Contact Barrel 22 22 3,5 20 20 4 16 16 6 12 12 6 BS EN 3155-026:2010EN 3155-026:2010 (E) 11 4.8 Tests Tests according to EN 2591-100, see Table 7. Table 7 EN 2591- Test Not applicableApplicable According to EN 3155-001 Remarks 101 Visual exami
40、nation X 102 Examination of dimensions and mass X See 4.2. 201 Contact resistance - low level X 202 Contact resistance at rated current X 203 Electrical continuity at microvolt level X 204 Discontinuity of contacts in the microsecond range X 206 Measurement of insulation resistance X 207 Voltage pro
41、of test X 210 Electrical overload X 211 Capacitance X 212 Surface transfer impedance X 220 Contact/conductor joint ageing by current and temperature cycling X 301 Endurance at temperature X T = (150 05+) C Duration: 1 000 h 305 Rapid change of temperature X TA= (150 05+) C TB= ( 65 05+) C 306 Mould
42、growth X 307 Salt mist X 315 Fluid resistance X 316 Ozone resistance X 319 Gastightness of solderless wrapped connections X 402 Shock X Method A, severity 30, see EN 3682-001. Figures 37, 38 and 39. 403 Sinusoidal and random vibration X According to EN 3682-001, “Vibrations“. 406 Mechanical enduranc
43、e X 415 Test probe damage (female contact) X 416 Contact bending strength X continued BS EN 3155-026:2010EN 3155-026:2010 (E) 12 Table 7 (concluded) EN 2591- Test Not applicableApplicable According toEN 3155-001 Remarks 417 Tensile strength (crimped connection) X 418 Gauge insertion/extraction force
44、s (female contacts) X 424 Stripping force, 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
45、X The measured thickness shall be recorded. 509 Adhesion of coating on contacts X 513 Magnetic permeability X 514 Solderability of contacts with self-contained solder and flux X 5 Designation EXAMPLE Description block CONTACT ELECTRICAL Identity block EN3155-026M2020 Number of this standard Type of
46、contact: M: male contact with two colour bands according to ISO 8843 or three bands according to AS 39029. P: male contact with three colour bands according to AS 39029. Y: male contact with two colour bands according to ISO 8843. Contact size (see Table 1) Barrel size (see Table 1) NOTE If necessar
47、y, the code I9005 shall be placed between the description block and the identity block. BS EN 3155-026:2010EN 3155-026:2010 (E) 13 6 Marking See EN 3155-001. 7 Technical specification See EN 3155-001. This page deliberately left blankThis page deliberately left blankBSI is the independent national b
48、ody responsible for preparing British Standards and other standards-related publications, information and services. It presents the UK view on standards in Europe and at the international level. BSI is incorporated by Royal Charter. British Standards and other standardisation products are published
49、by BSI Standards Limited.British Standards Institution (BSI)raising standards worldwideBSI389 Chiswick High Road London W4 4AL UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 Standards and PASs are periodically updated by amendment or revision. Users of British Standards and PASs should make sure that they possess
