ASD-STAN PREN 3155-070-2018 Aerospace series Electrical contacts used in elements of connection Part 070 Contacts electrical male type A crimp class S Product standard (Edition P 3.pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 3155-070 Edition P 3 April 2018 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 e

2、dition P 2 of September 2013 and will supersede EN 3155-070:2014 Descriptors: ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 070: Contacts, electrical, male, type A, crimp, class S Product standard Luft- und Raumfahrt Elektrische Kontakte zur Verwendung in V

3、erbindungselementen Teil 070: Elektrische Stiftkontakte, Typ A, crimpbar, Klasse S Produktnorm Srie arospatiale Contacts lectriques utiliss dans les organes de connexion Partie 070 : Contacts lectriques, mles, type A, sertir, classe S Norme de produit This “Aerospace Series“ Prestandard has been dra

4、wn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent t

5、o the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, the ASD-STAN prEN will be

6、 submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). 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 withdra

7、wing 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 European Aerospace Industry. The use of this standard is entirely voluntary, and its applicability and suitability for any particular use, inc

8、luding any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard and technical report at least every five years at which time it may be revised, reaffirmed, stabilized or cancelled. ASD-STAN invites you to send your written comments or any sug

9、gestions 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 means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of ASD-STAN. Order details: E-mail:

10、salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1st April 2018 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2018 ASD-STAN prEN 3155-070:2018 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative

11、 references 3 3 Terms and definitions . 4 4 Required characteristics 4 5 Designation . 11 6 Marking . 11 7 Technical specification . 11 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

12、 rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 3155-070:2018 (E) 3 1 Scope This standard specifies the required characteristics, tests and tooling applicable to male electrical contacts 070, type A, crimp, class S, used in el

13、ements of connection according to EN 3155-002. It shall be used together with EN 3155-001. The associated female contacts are defined in EN 3155-003, EN 3155-009 and EN 3155-071. 2 Normative references The following documents are referred to in the text in such a way that some or all of their conten

14、t constitutes requirements 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 2083, Aerospace series Copper or copper alloy conductors for electrical cables Product stand

15、ard EN 2242, Aerospace series Crimping of electric cables with conductors defined by EN 2083, EN 4434 and EN 2346 EN 2591 (all parts), Aerospace series Elements of electrical and optical connection Test methods EN 3155-001, Aerospace series Electrical contacts used in elements of connection Part 001

16、: Technical specification EN 3155-002, Aerospace series Electrical contacts used in elements of connection Part 002: List and utilization of contacts EN 3155-003, Aerospace series Electrical contacts used in elements of connection Part 003: Contacts, electrical, female, type A, crimp, class S Produc

17、t standard EN 3155-009, Aerospace series Electrical contacts used in elements of connection Part 009: Contacts, electrical, female, type A, crimp, class S Product standard EN 3155-071, Aerospace series Electrical contacts used in elements of connection Part 071: Contacts, electrical, female, type A,

18、 crimp, class S Product standard EN 4165-001, Aerospace series Connectors, electrical, rectangular, modular Operating temperature 175 C continuous Part 001: Technical specification EN 4434, Aerospace series Copper or copper alloy lightweight conductors for electrical cables Product standard (Normal

19、and tight tolerances) ISO 8843, Aircraft Crimp-removable contacts for electrical connectors Identification system 1) SAE-AS22520, Crimping tools, wire termination, general specification for 2) SAE-AS81969, Installing and removal tools, connector electrical contact, general specification for 2) 1) Pu

20、blished by: ISO International Organization for Standardization http:/www.iso.ch/ 2) Published by: SAE National (US) Society of Automotive Engineers http:/www.sae.org/ prEN 3155-070:2018 (E) 4 3 Terms and definitions For the purposes of this document, the terms and definitions given in in EN 3155-001

21、 apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at http:/www.electropedia.org/ ISO Online browsing platform: available at http:/www.iso.org/obp 4 Required characteristics 4.1 Specific characteristics Type A cont

22、acts are for general application and class S corresponds to an operating temperature range from 65 C to 200 C. prEN 3155-070:2018 (E) 5 4.2 Dimensions and mass See Figure 1 and Table 1. Dimensions and tolerances are given in millimetres and apply after surface treatment. Detail W for 2222 version De

23、tail W for 2220 version Key 1 Colour bands, see Table 2. 2 One side only. 3 Break or radius leading edge 4 See EN 3155-001 for length of selective protection “LSP” definition. 5 Radius 6 Flat a 0,08 E G Figure 1 Connector contact prEN 3155-070:2018 (E) 6 Table 1 Connector contact Size A Radius B C D

24、 E F G H K S Mass g Contact Barrel max. Ref. max. 22 22 0,51 0,25 0,774 0,749 1,80 1,75 0,56 0,46 0,90 0,85 0,28 1,22 1,17 0,13 0,08 3,99 3,58 6,02 5,87 0,10 22 20 0,51 0,25 0,774 0,749 1,80 1,75 0,56 0,46 1,12 1,09 0,28 1,50 1,45 0,11 0,05 3,99 3,58 6,02 5,87 0,10 4.3 Marking by colour code See Tab

25、le 2. Table 2 Marking by colour code Colour identification bands according to ISO 8843 Size Contact Barrel Band 1 Band 2 a 22 22 Green Green 22 20 Green Red As an alternative, when the two band colours are the same, only one band of 2 mm width nominal can be applied. a The width of the band 2 shall

26、be twice the width of the band 1. 4.4 Material, surface treatment Body material: copper alloy. Surface treatment: gold on an appropriate undercoat, thickness of protection see EN 3155-001, selective protection permitted. prEN 3155-070:2018 (E) 7 4.5 Permissible cables See Table 3. Table 3 Permissibl

27、e cables Size Size of conductors Rated test current A Contact Barrel ASD code Section mm AWG a 22 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 a AWG Closest American Wire Gauge. 4.6 Tooling 4.6.1 Crimping tools Conform to SAE-AS22520, see Table 4. The

28、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 Crimping tools Contact Cable size Tool M22520/1-01 Tool M2

29、2520/2-01 Tool M22520/7-01 Contact size Barrel size ASD code AWG a Positioner Selector number Positioner Selector number Positioner Selector number 22 22 001 26 Not applicable M22520/2-09 2 M22520/7-07 1 002 24 3 2 004 22 4 3 22 20 002 24 Not applicable M22520/2-09 2 M22520/7-07 1 004 22 4 3 006 20

30、6 4 a AWG Closest American Wire Gauge. prEN 3155-070:2018 (E) 8 4.6.2 Insertion/Extraction tools Conform to SAE-AS81969. See Table 5. Table 5 Insertion/Extraction tools Size Insertion tools Extraction tools Contact Barrel Wired contact Unwired contact 22 22 M81969/14-01 M81969/14-01 M81969/30-08 22

31、20 M81969/14-01 M81969/14-01 - 4.7 Cable stripping See Table 6. Table 6 Cable stripping Size Stripped length of cable mm 0,5 Contact Barrel 22 22 4 22 20 4 4.8 Tests Contacts shall be fitted in EN 4165 modules for size 22 contacts, with mated rear accessories for tests in accordance with EN 3155-001

32、. Suitable tooling or connector will be used specifically for tests EN 2591-301 and EN 2591-305 to test at the maximum temperature of + 200 C. Contact to be crimped on conductor as per EN 2083 or EN 4434 code D. See Tables 7 and 8. prEN 3155-070:2018 (E) 9 Table 7 Tests (1 of 2) EN 2591- Designation

33、 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 203 Electrical continuity at microvolt level X 204 Discontinuity of contac

34、ts 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 211 Capacitance X 212 Surface transfer impedance X 213 Shielding effectiveness from 100 MHz to 1 GHz X 2

35、20 Contact/conductor joint ageing by current and temperature cycling X 221 Voltage Standing Wave Ratio (VSWR) X 222 Insertion Loss (I.L) X 223 Measurement of characteristic impedance of a coaxial connector or contact X 301 Endurance at temperature X T (200 2) C Duration: 1 000 h 305 Rapid change of

36、temperature X TA (200 +5/0) C TB (-65 0/-5) C 306 Mould growth X 307 Salt mist X 315 Fluid resistance X 316 Ozone resistance X 319 Gastightness of solderless wrapped connections X prEN 3155-070:2018 (E) 10 Table 7 Tests (2 of 2) EN 2591- Designation of the test Not applicable Applicable According to

37、 EN 3155-001 Remarks 402 Shock X As per EN 4165-001 following EN 2591-402 403 Sinusoidal and random vibration X As per EN 4165-001 following EN 2591-403 406 Mechanical endurance X 415 Test probe damage (female contacts) X 416 Contact bending strength X 417 Tensile strength (crimped connection) X Min

38、 values: see EN 2242 except for cable of AWG 20 70 N 418 Gauge insertion/extraction forces (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 aft

39、er crimping X 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 2 514 Solderability of contacts with self-contained solder and flux X Table 8 Contact size Module Ref

40、erence connector Accessories 22 EN4165A20A22*A EN4165 * * * * * * EN4165 * * * * * prEN 3155-070:2018 (E) 11 See Figure 2. Above non blank cavities shall be wired. Figure 2 Suitable module arrangement 4.9 Gauges Not applicable. 5 Designation EXAMPLE Description block CONTACT, ELECTRICAL Identity blo

41、ck EN3155-070M2220 Number of this standard Type of contact and identification code M: Male 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.