1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication Comments should be sent within six months after the date of publication to prEN 31 55-029 Edition P 1 December 2001 Electrical Domain PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gu
2、lledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: 49.060 Descriptors: ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 029: Contacts, electrical, coaxial, shielded, size 16, female, type D, crimp, class R Product standard Sr
3、ie arospatiale Luft- und Raumfahrt Contacts lctriques utiliss dans les organes de connexion Part 029 : Contacts lectriques coaxiaux, blinds, taille 16, femelles, type D, a sertir, classe R Norme de produit Elektrische Kontakte zur Verwendung in Verbindungselementen Teil 029: Elektrische koaxiale Buc
4、hsenkontakte, geschirmt, Gre 16, Typ D, crimpbar, Klasse R Produ ktno rm This “Aerospace Series” Prestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published on green paper for the needs of the European Aer
5、ospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the fechnical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-i
6、dentification of the standard. After examination and review by users and formal agreement of AECMA-STAN it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 2001-12-28 AECM A-STAN Gulledelle 94 8-1200 BRUXELLES Mr Peuetta I I aecrna 20C P
7、age 2 prEN 3155-029: 2001 Blank page Page 3 prEN 3155-029: 2001 1 Scope This standard specifies the required characteristics, tests and tooling applicable to female electrical coaxial contacts, size 16, type D, crimp, class R, used in elements of connection according to EN 31 55-002. It shall be use
8、d together with EN 31 55-001. The associated male contacts are defined in EN 31 55-028 and EN 31 55-038. 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
9、text and the publications are listed 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 app
10、lies. EN 2083 EN 2591 * EN 3155-001 EN 31 55-002 EN 31 55-028 EN 3155-038 EN 3682-001 EN 4008-01 5 EN 4008-01 7 MI L-C-22520/2C MI L-C-22520/4A Aerospace series - Copper or copper alloy conductors for electrical cables - Product standard Aerospace series - Elements of electrical and optical connecti
11、on - Test methods Aerospace series - Electrical contacts used in elements of connection - Part 001: Technical specification 1) Aerospace series - Electrical contacts used in elements of connection - Part 002: List and utilization of contacts 1) Aerospace series - Electrical contacts used in elements
12、 of connection - Part 028: Contacts, electrical, coaxial, shielded, size 16, male, type D, crimp, class R - Product standard 1) Aerospace series - Electrical contacts used in elements of connection - Part 038: Contacts, electrical, coaxial, size 16, male, type D, solder, class R - Product standard 2
13、) Aerospace series - Connectors, plug and receptacle, electrical, rectangular, interchangeable insert type, rack to panel, operating temperature 150 “C continuous - Part O01 : Technical specification 1) Aerospace series - Elements of electrical and optical connection - Crimping tools and associated
14、accessories - Part 015: Positioner for crimping tool M2252012-01 - Product standard 2) Aerospace series - Elements of electrical and optical connection - Crimping tools and associated accessories - Part 017: Positioner for crimping tool M22520/4-01 - Product standard 2) Crimping Tools, Terminal, Han
15、d, Wire Termination for Wire Barrel Sizes 20 Through 28 3) Crimping Tools, Contact, Electric, Hand for Shielded Outer Contacts 3) 1. MIL-DTL-22520G Crimping Tools, Wire Termination, General Specification for 3) MIL-I-81969/1A Installing and Removal Tools, Connector Electrical Contact, Type III, Clas
16、s 2, Composition C 3) TR 6058 Aerospace series - Cable code identification list 4) All its parts quoted in this standard 1) Published as AECMA Prestandard at the date of publication of this stndard 2) In preparation at the date of publication of this standard 3) Published by : Department of defense
17、(DOD), the Pentagon, Washington D.C. 20301 USA 4) Published as AECMA Technical Report at the date of publication of this standard Page 4 prEN 3155-029: 2001 3 Defini ti ons For the purpose of this standard the definitions in EN 31 55-001 apply. 4 Required characteristics 4.1 Specific characteristics
18、 Type D contacts are contacts with screening feature, class R corresponds to an operating temperature range from - 65C to 150 OC. 4.2 Dimensions and mass See figure 1. Dimensions and tolerances are given in millimetres and apply after surface treatment. 5 I 61 -1 General concentricity Key 1 Outer co
19、ntact 2 Central contact 3 Crimping ferrule Figure 1 Page 5 prEN 3155-029: 2001 Cable group A B C D 4.3 Marking by colour code Not applicable A B C D code according to TR 6058 min. max. min. max. min. max. min. max. WKontact resistance whatever he cable code is: rest current: :entra1 contact: 1A 3ute
20、r contact: 12A :ontact resistance at ambient :ernperature whatever the :able code is: Contact resistance at rated current X I Initial I After teci Centre I 10mR 1 15mR Outer I 1.5 mR I 2 mR Contact resistance at (150 + 8) “C whatever the rable code is: I Initial IAftertes. Centre I IO ma I 20 mR Out
21、er I 1.5 mR I 3 mR X Electrical continuity at microvolt level Discontinuity of contacts in the microsecond range Duration of discontinuity 2 0,l ps - Refer to tests EN 2591 -402 and EN 2591 -403 X e X Method C -Contacts mated - 5 O00 MR at ambient temperature - 2 O00 MR at (150 + 8) “C Measurement o
22、f insulation resistance Voltage proof test X Method C -Contacts mated 750 Vac at sea level. Max. leakage current: 5 mA maximum Electrical overload X X Capacitance Surface transfer impedance X X Contacffconductor joint ageing by current and temperature cycling Endurance at temperature X T=(150 + 8) “
23、C Duration: 1 O00 h Rapid chance of temperature X Page 9 prEN 3155-029: 2001 According to EN 3682-001 Severity 30, Method A - See EN 3682-001, figures 37,38 and 39. According to EN 3682-001 paragraph 7.2.2 Ix Solderability of contacts with self-contained solder and flux X Table 3 (concluded) I Appli
24、cable Remarks Designation of the test :N 2591- Lccording to ZN 31 55-001 Ix 306 307 315 X X ;alt mist luid resistance )zone resistance 316 X 402 iinusodale and random vibration I X 403 406 417 a 418 a 501 a 503 a X nechanical endurance ensile strength (crimped connection) X Cable code XY auge insert
25、ion and extraction forces in and lut of a female contact X Gauge as described in figure 4 and table 4 Insertion Initiai = 8,34 N max. After test = 10 N max. Initial = 0,56 N max. After test = 0,42 N max. Extraction ;ontact deformation after crimping X Cable size in accordance with table 2 - Center c
26、ontact concentricity tolerance shall not exceed 0,28 mm. Center contact and outer body crimping zone shall not exceec O, 15 rnrn exDansion I lating porosity I X 507 a 508 a X The measured thickness shall be recorded vieasurement of thickness of coating on :ontacts 4dhesion of coating on contacts X 5
27、09 a 513 a 514 a Magnetic permeability X NOTE are performed for the worst case. a Tests EN 2591-201, EN 2591-202, EN 2591-417 and EN 2591-503 must be performed for each cable group; other tests Published as AECMA Prestandard at the date of publication of this standard Page 10 prEN 3155-029: 2001 A m
28、m + 0,005 Gauge min. - o,oo5 O Gaugemax. o I ,85 189 4.9 Gauge See figure 4 and table 4. B mm 03 Figure 4 Table 4 5 Designation EXAMPLE: Description block Identity block Contact electrical Number of this standard Type of contact F : female Contact size ! Permissible cable group code (see table 2) NO
29、TE If necessary, the code 19005 shall be placed between the description block and the identity block. 6 Marking See EN 3155-001. Page Il prEN 31 55-029: 2001 7 Delivery conditions The contacts are packaged and identified individually. Conditioning shall provide protection of the contacts against any eventual damage. Packaging shall include: - the manufacturers name; - the designation defined in clause 5; - the manufacturers reference; - the manufacturing date code (year-week). 8 Technical specification See EN 31 55-001.
