ASD-STAN PREN 3155-044-1996 Aerospace Series Electrical Contacts Used in Elements of Connection Part 044 Contacts Electrical Male 044 Type A Double Crimping Class T Product Standar.pdf

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1、AECMA STANDARD NORME AECMA AECMA NORM prEN 31 55-044 Edition P 1 August 1996 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (32) 2 775 81 10 - Fax. (32) 2 775 81 11 ICs : 49.060 Descriptors : Aerospace industry, aerospace equipment, elem

2、ent of electrical connection, electrical contact, characteristic, test, quality assurance, marking ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 044 : Contacts, electrical, male 044, type A, double crimping, class T Product standard Srie arospatiale Luft- u

3、nd Raumfahrt Contacts lectriques utiliss dans les organes de connexion Partie O44 : Contacts lectriques, mles 044, type A, double sertissage, classe T Elektrische Kontakte zur Verwendung in Verbindungselementen Teil O44 : Elektrischer Stiftkontakt 044, Typ A, doppelt gecrimpt, Klasse T Norme de prod

4、uit Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Commit

5、tee following comment by the Member countries. Subsequent to 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 signature of th

6、e AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. I Nata Extra copies can be supplied by B.N.A.E. - Technopoiis 54 - 199, rue

7、Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX Comments should be sent within six months after the date of publication to I Edition approved for publication I 1996-08-30 AECMA Gulledelle 94 B-1200 BRUXELLES C2 Chairman Mr Peztetta aecma 1996 STD-AECMA PREN 3155-0VV-ENGL L99b = 1012311 0021

8、703 Tb8 H Pievious page is blank Page 3 prEN 31 55-044 : 1996 1 Scope This standard specifies the required characteristics and tests applicable to electrical contacts, male 044, type A, double crimping, class T, used in elements of connection according to EN 31 55-002. It shall be used together with

9、 EN 31 55-001. The associated female contact is defined in EN 31 55-045. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are li

10、sted hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2083 EN 2591 EN 3155-00

11、1 EN 3155-002 EN 31 55-045 MIL-C-22520/1 MIL-I-81969/8 MIL-I-81969/14 MIL-I-81969/30 Copper and copper alloy conductors for electrical cables - Aerospace series 1 Aerospace series - Elements of electrical and optical connection - Test methods - General Aerospace series - Electrical contacts used in

12、elements of connection - Part O01 : Technical specification 2, Aerospace series - Electrical contracts used in elements of connection - Part 002 : List and utilization of contacts 2, Aerospace series - Electrical contacts used in elements of connection - Part 045 : Contacts, electrical, female 045,

13、type A, double crimping, class T - Product standard 2, Crimping tools, terminal, hand, wire termination for wire barrel sizes 12 through 20 3, Installing and removal tools, connector electrical contact, types I and II, class 2, composition A 3, Installing and removal tools, connector electrical cont

14、act, type III, class 2, composition B 3, Installing and removal tools, connector electrical contact, type II, class 2, composition C, for unwired contacts 3, 3 Definitions For the purposes of this standard, the following definitions apply : See EN 31 55-001. * 1) Published as AECMA Standard at the d

15、ate of publication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) Published by : Department of Defense (DODI, the Pentagon, Washington D.C. 20301 USA. And all its parts quoted in table 5 Page 4 prEN 31 55-044 : 1996 Size Contact Barrel 20 22 4 Requi

16、red characteristics 4.1 Dimensions, mass Dimensions are in millimetres. See figure 1 and table 1. B C D E F G Hl HZ 13,94 4,34 3,30 0,84 1,98 1,04 0,89 1,34 13,79 4,06 3,17 0,74 1,93 0,99 0,84 1,29 A max. 18,29 d (one side only) Size Contact Barrel 20 22 47“ x Mass g 0,27 J K L Mi M2 N P S 1,98 2,62

17、 1,74 3,35 0,45 1,73 0,81 0,51 1.93 2.54 1.69 3.06 0.15 1,35 0,66 0,13 I Manufacturer identification a U Oetail of barrel Figure 1 Table 1 4.2 Material, protective plating Body material : copper alloy Protective plating : selective protection not permitted ; minimum gold thickness : 1,27 pm nickel u

18、ndercoat Page 5 prEN 3155-044 : 1996 Size Contact Barrel 20 22 Size of conductors Rated test current AWG 1, insulation 4 AECMA Section mm2 A Code 004 0,4 22 1,25 5 max. Size Contact Barrel 20 22 4.4 Tooling Conform to MIL-C-22520 and MIL-1-81 969. See table 4. Table 4 Stripped length of cable mm +_

19、0,3 2,3 Size Contact Barrel 22 20 Cable size Crimping tool Extraction tools Insertion AECMA AWG Tool Positioner seector tool Wired contact Unwired contact number Code 004 22 M22520/1-01 M22520/1-02 4 MIL-I-81969/14-11 MIL-1-81 969/14-11 MIL-1-81 969/30-O5 red (continued) t Applicable Not applicable

20、According to Details EN 3155-001 EN 2591- Title O1 Visual examination X 102 Examination of dimensions X 201 Contact resistance - Low X 202 Contact resistance at rated X 204 Discontinuity of contacts in X and mass level current the microsecond range I I Measurement of insulation X resistance _ Tensil

21、e strength (crimped I Voltage proof test Electrical overload X X Surface transfer impedance Shielding effectiveness from 100 MHz to 1 GHz X X Rapid change of temperature Mould growth X X Salt mist Fluid resistance Shock X X X Sinusoidal and random vi brations Mechanical endurance X X Contact deforma

22、tion after crimping Mesurement of thickness of coating on contacts Adhesion of coating on contacts X X X Page 6 prEN 31 55-044 : 1996 Table 5 (concluded) Applicable Details Not applicable According to EN 3155-001 EN 2591- Title 206 207 210 21 1 Capacitance measurement I x I I 30 1 I Endurance at tem

23、perature Ix T = (260 f 2) OC Duration : 1 O00 h TA = (- 65 f 2) OC TB = (260 I 2) OC 305 306 307 31 5 402 406 41 5 IxI Test probe damage (female contact) 41 6 Contact bending strength I I X I X I Crimping on sheath, 41 7 connection) 1 I Gauge insertion and extraction forces in and out of a female co

24、ntact Restricted entry inoperative 41 8 502 503 508 509 51 3 Mannetic Dermeabilitv I I X II 2 STD-AECMA PREN 3155-044-ENGL 199b LOI12311 0011707 bO3 9 Description block CONTACT, ELECTRICAL Page 7 prEN 31 55-044 : 1996 Identity block EN31 55-044M20i 5 Designation EXAMPLE : 2- Number of this standard Type of contact M = male Contact size code (see table 1) Barrel size code (see table 1) NOTE : If necessary, the code 19005 shall be placed between the description block and the identity block. 6 Marking See EN 31 55-001. 7 Technical specification See EN 31 55-001.