1、AECMA STANDARD prEN 31 55-041 NORME AECMA Edition P 1 AECMA NORM September 2001 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 Edition approved for publication Comments sh
2、ould be sent within six months after the date of Dublication to ICs: 49.060 Descriptors: Electrical Domain ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 041 : Contacts, electrical, coaxial, size 12, female, type D, solder, class R Product standard Srie aros
3、patiale Luft- und Raumfahrt Contacts lectriques utiliss dans les organes de connexion Partie 041 : Contacts, lectriques, coaxiaux, taille 12, femelle, type D, a souder, class R Elektrische Kontakte zur Verwendung in Verbindungselementen Teil 041 : Elektrische Koaxial Bushenkontackte Gre 12, typ D, z
4、um Lten, klasse R Norme de produit Produktnorm This Yerospace 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 Aerospace Industry. It has bee
5、n technically approved by the experts of the concerned Domain following member comments. 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 standa
6、rd. After examination and review by users and formal agreement of AECMA-STAN it will be submitted as a draff European Standard to CEN (European Committee for Standardization) for formal vote. 2001-09-28 AECMA-STAN Gulledelle 94 I 8-1200 BRUXELLES Mr Peuetta I I aecma 200 Copyright Association Europe
7、ene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 prEN 3155-041: 2001 Contents O 1 2 3 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 6 7 Introduction Normative references Definitio
8、ns . Required Characteristics . Specific characteristics Dimensions and mass . Marking by colour code . . Stripping of cables and wiring method Tooling Gauge Designation Technical specification Page 3 3 3 4 4 4 4 5 5 5 5 7 8 11 11 11 11 Copyright Association Europeene des Constructeurs de Materiel A
9、erospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 3 prEN 3155-041: 2001 O Introduction The contacts defined by this standard are derived from those of MlL-C-39029/73 and are intermateable with those of MIL-C-390
10、29/74. 1 Scope This standard specifies the required characteristics, tests and tooling applicable to size 12, female coaxial, electrical contacts, type D, solder, class R, used in elements of connection according to EN 3155-002. It shall be used together with EN 3155-001. The associated male contact
11、s are defined in EN 3155-030 and EN 3155-040. 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 listed hereafter. For dated r
12、eferences, subsequent amendments to or revisions of any of these publications apply this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to apply. EN 2591 * EN 2591-402 EN 2591-403 EN 2591-41 8 EN 31 55-00
13、1 EN 3155-002 EN 31 55-030 EN 3155-040 AS 1241A AS 31971 J-STD-004 M IL-A-8243D MlL-C-25769J MI L-C-39029173 MIL-C-39029/74 MIL-H-5606G MIL-I-81969/14C MlL-PRF-23699F MIL-PRF-7808L MIL-PRF-7870C Aerospace series - Elements of electrical and optical connection - Test methods Aerospace series - Elemen
14、ts of electrical and optical connection - Test methods - Part 402: Shock Aerospace series - Elements of electrical and optical connection - Test methods - Part 403: Sinusoidal and random vibration Aerospace series - Elements of electrical and optical connection - Test methods - Part 418: Gauge inser
15、tion and extraction forces in and out of a female contact 1) Aerospace series - Electrical contacts used in elements of connection - Part001: Technical specification 1) Aerospace series - Electrical contacts used in elements of connection - Part002: List and utilization of contacts 1) Aerospace seri
16、es - Electrical contacts used in elements of connection - Part030: Contacts, electrical, coaxial, shielded, size 12, male, type D, crimp, class R - Product standard 2) Aerospace series - Electrical contacts used in elements of connection - Part040: Contacts, electrical, coaxial, size 12, male, type
17、Dl solder, class R - Product standard 1) Fire Resistant Phosphate Ester Hydraulic Fluid for Aircraft 3) Gage pin for socket contact engagement test 3) Requirements for Soldering Fluxes Replaces QQ-S-571 4) Anti-Icing and Deicing-Defrosting Fluids 5) Cleaning Compound, Aircraft Surface, Alkaline Wate
18、r Base 5) Contacts, Electrical Connectors, Socket, Solder, Removable, Shielded, Size 12 (For MlL-C-83723 Series 111, MIL-(2-26482 Series 2, MlL-C-83733 and DOD-Gf33527 connectors)5) Contacts, Electrical Connectors, Pin, Solder, Removable, Shielded, Size 12 (For MlL-C-83723 Series 111, MlL-C-26482 Se
19、ries 2, MlL-C-83733 and DOD-(2-83527 connectors) 5) Hydraulic Fluid, Petroleum Base, Aircraft, Missile and Ordnance 5) Installing and Removal Tools, Connector Electrical Contact, Type Ill, Class 2, Composition B 5) Lubricating Oil, Aircraft Turbine Engines, Synthetic Base, NATO code number 0-156 5)
20、Lubricating Oil, Aircraft Turbine Engine, Synthetic Base 5) Lubricating Oil, General Purpose, Low Temperature 5) * 1) Published at AECMA Prestandard at the date of publication of this standard. 2) In preparation at the date of publication of this standard. 3) Published by Society of Automotive Engin
21、eers, Inc. (SAE), 400 Commonwealth Drive Warrendale,PA 15096-0001 4) Published by: Electronic Industries Alliance (EIA), 2500 Wilson Boulevard, Arlington, Virginia 22201 5) Published by: Department of Defense (DOD), the Pentagon, Washington DC 20301 USA. All parts quoted in table 2. Copyright Associ
22、ation Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 4 prEN 31 55-041: 2001 Type A Type B TR 6058 Aerospace series - Cable code identification list 6) 2,46 2,13 3,14 2
23、,63 3 Definitions For the purposes of this standard, the definitions given in EN 3155-001 apply. 4 Required characteristics 4.1 Specific characteristics Type D contacts are contacts with screening feature, class R corresponds to an operating temperature range from - 65 OC to 150 OC. 4.2 Dimensions a
24、nd mass See figure 1 for dimensions. Dimensions and tolerances are given in millimetres. Contact mass: 239 g max. Ox Key 1 Female external contact body 2 Male central contact body 3 Dielectric 4 Heat shrinkable tubing 5 Solder rings 6 Inspection windows NOTE I Point at which a square ended gauge pin
25、 of the same basic diameter as the mating contact first engages the female contact spring member. Provision for clearance hole shall be provided. NOTE 2 Outer contact mates with 2,41/2,36 male contact diameter Figure 1 Table 1 Ox OY 6) Published as AECMA Technical Report at the date of publication o
26、f this standard Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 5 prEN 3155-041: 2001 min. Type A Type B Cable diameter Jacket A - - Shield B 2,OO
27、 2,60 4.3 Marking by colour code Not applicable max. Type A Type B 3,30 3,70 2,50 3,lO 4.4 Material, surface treatment 4.4.1 Material Body: Copper alloy Dielectric 4.4.2 Protective coating Gold on appropriate undercoat for copper alloy parts Thickness not specified C 0,76 1 ,go 2,IO 2,40 4.4.3 Diele
28、ctric ETFE Fluoropolymer or equivalent Conductor 4.4.4 Heatshrinkable tubing Radiation crosslin ked polyvinylidene fluoride D 0,28 0,28 0,66 0,70 4.4.5 Solder rings Sn63 as per J-STD-004 Permissible cable code according to TR 6058 4.5 Permissible cables WH XE, XY, WL WH XE, XY, WL The cables should
29、have dimensions within the values specified in table 2, in millimetres. Table 2 4.6 Dimensions are in millimetres. See figures 2, 3 and 4. Stripping of cables and wiring method 4.6.1 Assembly instructions Strip cable as shown on figures 2 or 3 or 4 Insert cable into contact until it is fully seated.
30、 Heat contact with appropriate tools as shown on figure 5 until solder melts and flows and strain relief tubing conforms to cable Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted wi
31、thout license from IHS-,-,-Page 6 prEN 31 55-041 : 2001 4.6.2 Preparation of coaxial cable Depending upon dielectric diameter value there are three possibilities. The central conductor should always be pretinned after stripping. 4.6.2.1 When all diameters conform to table 2. Cable preparation for st
32、raight shield Figure 2 4.6.2.2 When shield diameter is smaller than B diameter minimum of table 1. Restriction: if diameter of shield becomes = diameter B maximum (2,60 mm type A or 3,lO mm type B). Cable preparation for fold back shield 5,2014,40 4,7013,90 3,3012,50 I . k- Fold shield back over cab
33、le jacket Figure 3 4.6.2.3 When dielectric diameter is = diameter C minimum table 1 (1,6 mm type A or 2, Preparation for coaxial cable with small dielectric diameter: - strip the cable as shown on figure 4; O mm type E - slip a dielectric barrier between the shield braid and the cable dielectric to
34、bring the diameter within the value specified in table 1. I 5.2014.40 I OA Figure 4 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 7 prEN 31 55-0
35、41 : 2001 4.7 Tooling 4.7.1 Contact termination tooling The hot air generator is of a minimum usable capacity of 800 W and the temperature in the heating zone shall be (420 f 20) “C. The drawing of the tool is given for information purposes: the positioner has an interface for the male contact on si
36、de P and the female contact on side S (see figure 5); the function of the cable clamp is to hold the parts in place during the heating and cooling phases. Positioning Device Cable clamp I t-l Figure 5 4.7.2 Insertionlextraction tooling Insertion: M81969/14-04 Extraction: M81969/14-O4 Copyright Assoc
37、iation Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 8 prEN 31 55-041 : 2001 X X 4.8 Tests See table 3. See 4.2 Table 3 Centre Outer Designation of the test 8 11 Not
38、aDDlicable Applicable Centre Outer Not pplicable Initial After After tests 8 11 12,8 23 32 tests kcording to IN 3155-001 Remarks EN 2591- 1 o1 102 201 202 204 206 207 21 o 211 a 212 a Visual examination Examination of dimensions and mass Contact resistance - low level X I Test temperature: ambient C
39、ontact resistance Initial I After tests Contact resistance at rated current Maximum contact resistance rnR (25 +:)OC I (150+;) OC Rated current A Contact 1 7.5 Discontinuity of contacts in the microsecond range X Method B Duration of discontinuity: I 1 O0 ns. Test duration: throughout the duration o
40、f tests EN 2591-402 and EN 2591-403 Method C Mated contacts At ambient 5 GQ At 150 “C 2 GQ Measurement of insulation resistance X Voltage proof test X Method C Proof test voltage at sea level: 500 VAC rms. between centre contact and outer contact Proof test voltage at altitude: 125 VAC r.m.s. at 1,l
41、 kPa pressure (33 O00 m) Leakaae current: 2 mA Electrical overload X Capacitance X X Surface transfer impedance (continued) Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without
42、license from IHS-,-,-Page 9 prEN 31 55-041 : 2001 Not applicable Table 3 (continued) Gauge Minimum Maximum Extraction force Insertion force N N Initial I After test Initial I After test Applicable Remarks 3N 2591- Designation of the test 9ccording to IN 3155-001 X 21 3 Shielding effectiveness rom 10
43、0 MHz to 1 GHz fndurance at temperature X Method B - 150 “C Duration: 1 O00 h Without load TA: (- 65 f 2) “C Tn: (150 f 2) “C 30 1 305 iapid change of emperature X 306 ulould growth X Salt mist X 307 315 Wd resistance X See table 3. Shock ., Method A, severity 300. The contacts shall be connected wi
44、th a cable as per table 1, then fitted in connectors. The connectors fitted with appropriate cable clamps shall be mate( and mounted on the shock apparatus using appropriate mounting systems. Discontinuity: I 100 ns 402 A 403 Sinusoidal and random /bration X The contacts shall be connected to a cabl
45、e as per table 1 then fitted in the connectors. The connectors fitted with appropriate cable clamps shall be mated and mounted on the vibration apparatus using appropriate mounting systems. The cables are clamped a minimum of 200 mm from the rear of the contacts at a fixed point of the assembly. Dis
46、continuity: I100 ns Test at (23 k 5) “C X Mechanical endurance rest probe damage :female contact) 406 415 a X 416 a X Sontact bending strength Tensile strength (crimped sonnection) 417 a X 418 a Sauge insertion and rxtraction forces in and out 3f a female contact X I max. I NA I NA I 8,40 1 10,08 I
47、min. I 0,84 I 0,70 I NA I NA X 501 a 502 a Soft soldering Restricted entry X (continued) Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 10 prEN 3
48、155-041: 2001 EN 2591- Designation of the test 503 a Contact deformation after crimping 508 a Measurement of thickness of coating on contacts 509 a Adhesion of coating on contacts 513 a Magnetic permeability 514 a Solderability of contacts with self-contained solder and flux Table 3 (concluded) Appl
49、icable Not applicable According to Remarks EN 3155-001 X X X X X The measured thickness shall be recorded Table 4 - List of fluids Fluid References jtovi ng Temp. “C Immersion Number of cycles 7 5 Temp. “C Category luration min Fuel 5 0 25 85 NATO F44 MIL-H-5606G NATO F515 Mineral hydraulic fluid 85 1 O0 15 +i Synthetic hydraulic fluid 15 0 85 1 O0 5 Skydrol500 84 I SkydrolLD4 AS 1241A Mineral lubric
