ASD-STAN PREN 3155-027-2014 Aerospace series Electrical contacts used in elements of connection Part 027 Contacts electrical female type A crimp class R Product standard (Edition P.pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 3155-027 Edition P 3 February 2014 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONRue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Supersedes edition P 2 of F

2、ebruary 2000 and will supersede EN 3155-027:2006Descriptors: ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 027: Contacts, electrical, female, type A, crimp, class R Product standard Srie arospatiale Contacts lectriques utiliss dans les organes de connexion

3、Partie 027 : Contacts lectriques, femelles, type A, sertir, classe R Norme de produit Luft- und Raumfahrt Elektrische Kontakte zur Verwendung in Verbinungselementen Teil 027: Elektrische Buchsenkontakte, Typ A, crimpbar, Klasse R Produktnorm This “Aerospace Series“ Prestandard has been drawn up unde

4、r 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 to the publ

5、ication 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, it will be submitted as a draft Eur

6、opean 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 withdrawing any national standar

7、ds conflicting with the EN. Edition approved for publication 28 February 2014 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2014 by ASD-STAN prEN 3155-027:2014 (E) 2 Contents Page Foreword 2 0 Introduction 3 1 Scope 3 2 Normative refe

8、rences 3 3 Terms and definitions . 4 4 Required characteristics . 4 4.1 Specific characteristics . 4 4.2 Dimensions and mass . 4 4.3 Marking by colour code 6 4.4 Material, surface treatment . 7 4.5 Permissible cables 7 4.6 Tooling 7 4.6.1 Crimping tools . 7 4.6.2 Insertion / extraction tools 8 4.7 C

9、able stripping . 8 4.8 Tests 9 5 Designation 10 6 Marking . 10 7 Technical specification . 10 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 rules of ASD-STAN defined in ASD-STANs Ge

10、neral Process Manual, this standard has received approval for Publication. prEN 3155-027:2014 (E) 3 0 Introduction The contacts defined by this standard are derived from those of AS 39029/94 and intermateable with those of AS 39029/93. 1 Scope This standard specifies the required characteristics and

11、 tests applicable to female contacts 027, type A, crimp, class R, used in elements of connection according to EN 3155-002. The associated male contacts are defined in EN 3155-026. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are

12、 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 for electrical cables Product standard EN 2

13、591*, Aerospace series Elements of electrical and optical connection Test methods EN 3155-001, 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 uti

14、lization of contacts EN 3155-026, Aerospace series Electrical contacts used in elements of connection Part 026: Contacts, electrical, male, type A, crimp, class R Product standard EN 3682-001, Aerospace series Connectors, plug and receptacle, electrical, rectangular, interchangeable insert type, rac

15、k 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, terminal, hand or power actuated, wire termination, and tool kits general specification for

16、1)MIL-C-22520/1, Crimping tools, terminal, hand, wire termination for wire barrel sizes 12 through 201)MIL-C-22520/2, Crimping tools, terminal, hand, wire termination for wire barrel sizes 20 through 28 21)MIL-C-22520/7, Crimping tools, terminal, hand, wire termination for wire barrel sizes 16, 20 a

17、nd 221)MIL-I-81969, Installing and removal tools, connector electrical contact, general specification for 1)MIL-I-81969/1, Installing and removal tools, connector electrical contact, type III, class 2, composition C 1)MIL-I-81969/28, Installing and removal tools, connector electrical contact, type I

18、I, class 2, composition C 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, (for DOD-C-83527, connectors) 2)*A

19、ll parts quoted in this standard 1) Published by: Department of Defense (DOD), the Pentagon, Washington D.C. 20301 USA 2) Published by: SAE National (US) Society of Automotive Engineers http:/www.sae.org/ prEN 3155-027:2014 (E) 4 3 Terms and definitions For the purposes of this document, the terms a

20、nd definitions given in EN 3155-001 apply. 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 Figures 1 and 2 and Table 1. Dimensions and toleran

21、ces are given in millimetres and apply after surface treatment. Key 1 T see Note 2 5 Colors bands, see Table 22 U See Note 1 6 Radius J 3 hole H 7 Radius 0,1 min. 4 Radius K NOTE 1 Point at which a square ended gauge pin of the same diameter as the mating contact first engages the female contact spr

22、ing member. NOTE 2 This dimension represents both the length of the bore E which includes the active zone of protection (ref. EN 3155-001, 5.3.2). Figure 1 Contact dimensions prEN 3155-027:2014 (E) 5 Key 1 Chamfer or radius Figure 2 Barrel, contacts 22-22 Key 1 Colour bands, see Table 2 2 Chamfer or

23、 radius Figure 3 Barrel, contacts 12-12, 16-16 and 20-20 (optional) prEN 3155-027:2014 (E) 6 Table 1 Contact dimensions Size A B C D E min. G H J K max. M min. Contact Barrel 22 22 1,32 1,27 0,95 0,86 1,78 1,73 1,55 1,50 0,79 1,19 1,04 0,56 0,46 0,05 0,08 20 20 1,73 1,65 1,17 1,09 2,13 2,08 1,88 1,7

24、3 1,05 1,47 1,32 0,84 0,64 0,05 0,08 2,72 16 16 2,62 2,57 1,73 1,68 3,40 3,30 2,87 2,69 1,63 2,29 2,03 1,07 0,91 0,08 0,13 3,81 12 12 3,84 3,76 2,59 2,49 4,83 4,72 4,09 4,01 2,43 3,56 3,30 1,07 0,91 0,08 0,13 3,81 Size N P S T min. U max. X Z AA FF min. Mass g max. Contact Barrel 22 22 4,19 3,43 6,0

25、2 5,87 10,41 10,19 7,11 1,09 0,86 0,74 4,09 3,35 1,09 0,16 20 20 4,83 3,81 4,19 3,94 19,05 18,92 8,26 1,04 0,86 0,74 1,75 1,37 1,83 1,68 1,42 0,37 16 16 7,37 6,35 6,53 6,22 18,24 18,03 11,89 1,52 1,22 1,12 2,11 1,75 2,82 2,72 2,18 0,76 12 12 7,37 6,35 6,53 6,22 18,24 18,03 11,89 1,52 1,22 1,12 2,11

26、1,75 4,01 3,94 2,95 1,60 4.3 Marking by colour code See Table 2. Table 2 Contact colour code Two bands according to ISO 8843 Three bands according to AS 39029/94 Size Contact Barrel Band 1 Band 2 Band 1 Band 2 Band 3 22 22 Green Green Blue Black Brown20 20 Red Red Blue Black Red 16 16 Blue Blue Blue

27、 Black Orange12 12 Yellow Yellow Blue Black Yellow prEN 3155-027:2014 (E) 7 4.4 Material, surface treatment Body material : copper alloy Surface treatment : gold on appropriate undercoat, thickness of protection not specified, selective protection permitted 4.5 Permissible cables See Table 3. Table

28、3 Permissible cables Size Size of conductors Rated test current A Contact Barrel ASD code Section mm2 AWGa004 0,4 22 5 22 22 002 0,25 24 3 001 0,15 26 2 006 0,6 20 7,5 20 20 004 0,4 22 5 002 0,25 24 3 012 1,2 16 13 16 16 010 1 18 11006 0,6 20 7,5 12 12 030 3 12 23 020 2 14 17aAWG = Corresponding Ame

29、rican 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 user responsability if the parameters in Table 4 are changed for servic

30、e use. prEN 3155-027:2014 (E) 8 Table 4 Crimping tools Contact Cable size Tools M22520/1-01 Tools M22520/2-01 Tools M22520/7-01 Contact size Barrel size ASD code AWG a Positioner Selector number Positioner Selector numberPositioner Selector number001 26 Not Applicable M22520/2-23 3 Not applicable 22

31、 22 002 24 3 004 22 4 002 24 Not Applicable M22520/2-08 5 M22520/7-02 4 20 20 004 22 6 5 006 20 7 6 006 20 M22520/1-02 blue 4 Not applicable M22520/7-03 5 16 16 010 18 5 6 012 16 6 7 12 12 020 14 M22520/1-117 Not applicable Not applicable 030 12 8 aAWG: nearest American Wire Gage. 4.6.2 Insertion /

32、extraction tools Conform to MIL-I-81969. See Table 5. Table 5 Insertion / extraction tools 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 M81969/1-0312 12 M81969/28-02 4.7 Cable stripping See Table 6. Table 6 Cable st

33、ripping Size Stripped length of cable mm 0,5 Contact Barrel 22 22 3,5 20 20 4 16 16 6 12 12 6 prEN 3155-027:2014 (E) 9 4.8 Tests See Table 7. Table 7 Tests (1 to 2) EN 2591- Test Not applicable Applicable According to EN 3155-001 Remarks 101 Visual examination X 102 Examination of dimensions and mas

34、s 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 proof test X 210 Electrical overload X 211 Capacit

35、ance 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 growth X 307 Salt mist X 315 Fluid resistance X 316 Oz

36、one resistance X 319 Gastightness of solderless wrapped connections X 402 Shock X Severity 30, method A see EN 3682-001 Figures 37, 38 & 39 403 Sinusoidal and random vibration X According to EN 3682-001 paragraph 7.2.2 406 Mechanical endurance X 415 Test probe damage (female contacts) X 416 Contact

37、bending strength X 417 Tensile strength (crimped connection) X 418 Gauge insertion / extraction forces (female contact) X prEN 3155-027:2014 (E) 10 Table 7 Tests (2 to 2) EN 2591- Test Not applicable Applicable Remarks According to EN 3155-001 424 Stripping force, solderless wrapped connections X 42

38、5 Unwrapping, solderless wrapped connections 501 Soft soldering 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. 509 Adhesion of coating on contacts X 513 Magnetic

39、permeability X 514 Solderability of contacts with self-contained solder and flux X 5 Designation Example: Description block CONTACT ELECTRICAL Identity block EN3155-027F2020 Standard number Type of contact: F: female contact with two colour bands according to ISO 8843 or three color bands according

40、to AS 39029 S: female contact with three colour bands according to AS 39029 X: female contact with two colour bands according to ISO 8843 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.