1、BS EN3155-068:2009ICS 49.060NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Electrical contactsused in elements ofconnectionPart 068: Contacts, electrical, coaxial,size 08, female, type D, solder, class R Product standardThis British Standardwas
2、 published under theauthority of the StandardsPolicy and StrategyCommittee on 31 March2009 BSI 2009ISBN 978 0 580 62398 1Amendments/corrigenda issued since publicationDate CommentsBS EN 3155-068:2009National forewordThis British Standard is the UK implementation of EN 3155-068:2009.The UK participat
3、ion in its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a cont
4、ract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 3155-068:2009EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 3155-068February 2009ICS 49.060English VersionAerospace series - Electrical contacts used in el
5、ements ofconnection - Part 068: Contacts, electrical, coaxial, size 08,female, type D, solder, class R - Product standardSrie arospatiale - Contacts lectriques utiliss dans lesorganes de connexion - Partie 068: Contacts, lectriques,coaxiaux, taille 08, femelles, type D, souder, classe R -Norme de pr
6、oduitLuft- und Raumfahrt - Elektrische Kontakte zur Verwendungin Verbindungselementen - Teil 068: Elektrische koaxialBshenkontackte Gre 08, typ D, zum Lten, Klasse R -ProduktnormThis European Standard was approved by CEN on 4 July 2008.CEN members are bound to comply with the CEN/CENELEC Internal Re
7、gulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This
8、European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the n
9、ational standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and
10、 United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3155-068:2009
11、: EBS EN 3155-068:2009EN 3155-068:2009 (E) 2 Contents Page Foreword 3Introduction .41 Scope 42 Normative references 43 Terms and definitions .54 Required characteristics .54.1 Specific characteristics .54.2 Dimensions and mass .54.3 Marking by colour code 64.4 Material, surface treatment .64.5 Permi
12、ssible cables.74.6 Stripping of cables and wiring method .74.7 Tooling 94.8 Tests 94.9 Gauge . 125 Designation . 136 Marking 137 Technical specification 13BS EN 3155-068:2009EN 3155-068:2009 (E) 3 Foreword This document (EN 3155-068:2009) has been prepared by the Aerospace and Defence Industries Ass
13、ociation of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. Th
14、is European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by August 2009, and conflicting national standards shall be withdrawn at the latest by August 2009. Attention is drawn to the possibility that some of th
15、e elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement t
16、his European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and th
17、e United Kingdom. BS EN 3155-068:2009EN 3155-068:2009 (E) 4 Introduction The contact defined by this standard is derived and interchangeable with that of SAE-AS39029/59. 1 Scope This standard specifies the required characteristics, tests and tooling applicable to female coaxial electrical contacts,
18、size 08, 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 contacts are defined in EN 3155-067. 2 Normative references The following referenced documents are indispensable for the application of this docu
19、ment. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591-*, Aerospace series Elements of electrical and optical connection Test methods EN 3155-001, Aerospace series Electrical contac
20、ts used in elements of connection Part 001: Technical specification 1EN 3155-002, Aerospace series Electrical contacts used in elements of connection Part 002: List and utilization of contacts EN 3155-067, Aerospace series Electrical contacts used in elements of connection Part 067: Contacts, electr
21、ical, coaxial, size 08, male, type D, solder, class R Product standard QQ-S-571, Solder, tin alloy: tin-lead alloy and lead alloy2MIL-I-81969/14, Installing and removal tools, connector electrical contact, type III, class 2, composition B 2MIL-PRF-5606, Hydraulic fluid, petroleum base, aircraft, mis
22、sile and ordnance 2MIL-PRF-7808, Lubricating oil, aircraft turbine engine, synthetic base, NATO code number O-148 2MIL-PRF-7870, Lubricating oil: general purpose, low temperature 2MIL-PRF-23699, Lubricating oil, aircraft turbine engine, synthetic base, NATO code number O-156 2MIL-PRF-87937, Cleaning
23、 compound aerospace equipment 2*All parts quoted in this document. 1 Published as ASD Prestandard at the date of publication of this standard. 2 Published by: Department of Defence (DOD), the Pentagon, Washington D.C. 20301 USA. BS EN 3155-068:2009EN 3155-068:2009 (E) 5 SAE-AMS1424, Fluid, deicing/a
24、nti-icing, aircraft, SAE type I 3SAE-AS1241, Fire resistant phosphate ester hydraulic fluid for aircraft 3SAE-AS39029/59, Contacts, electrical connector, socket, crimp removable, shielded, size 8 (for MIL-C-38999 series I, III, and IV connectors) 3TR 6058, Aerospace series Cable code identification
25、list43 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3155-001 apply. 4 Required characteristics 4.1 Specific characteristics Type D contacts are for general application and class R corresponds to an operating temperature range from 65 C to 150 C. 4.2
26、Dimensions and mass See Figure 1. Dimensions and tolerances are given in millimetres and apply after surface treatment. 3 Published by: Society of Automotive Engineering (SAE), 400 Commonwealth Drive, Warrendale, PA 15096, USA. 4 Published as ASD Technical Report at the date of publication of this s
27、tandard. BS EN 3155-068:2009EN 3155-068:2009 (E) 6 Key 1 Heat shrinkable sleeve 2 Inspection windows 3 Dielectric 4 Female external contact body 5 Male central contact body 6 Weld rings 7 Diameter after wiring 8 Heating zone aSee Note Figure 1 NOTE Point at which a square ended gauge pin of 5,540 0,
28、005 diameter first engages the female contact spring member. Mass maximum: 3,5 g. 4.3 Marking by colour code Not applicable. 4.4 Material, surface treatment 4.4.1 Material Contact body: copper alloy. BS EN 3155-068:2009EN 3155-068:2009 (E) 7 4.4.2 Protective coating Gold on appropriate undercoat for
29、 copper alloy parts (except silver). Thickness not specified. 4.4.3 Dielectric ETFE Fluoropolymer. 4.4.4 Heat shrinkable tubing. Radiation cross linked polyvinylidene fluoride. 4.4.5 Weld rings Sn63 as per QQ-S-571. 4.5 Permissible cables The cables should have dimensions within the values specified
30、 in Table 1. Table 1 Cable group A Dimensions in millimetres Cable group Cable diameter min. max. Group A Jacket A 4,50 5,10Shield B 3,50 4,30 Dielectric C 2,10 3,70Conductor D 0,50 0,90 Permissible cable code according to TR 6058 XF, WH, WM, WP 4.6 Stripping of cables and wiring method 4.6.1 Assemb
31、ly instructions Strip cable as shown in Figure 2, 3 or 4. Pretin central conductor with SN63. Insert cable into contact until it is fully seated. Heat contact with appropriate tools as shown on Figure 5 until solder melts and flows and strain relief tubing conforms to cable. 4.6.2 Preparation of coa
32、xial cable: Depending upon dielectric diameter value there are three possibilities: BS EN 3155-068:2009EN 3155-068:2009 (E) 8 a) Cable preparation for straight shield When all conform to Table 1. Figure 2 b) Cable preparation for fold back shield When shield diameter is smaller than B min. of Table
33、1. Restriction: if of shield become B max. (4,30 mm). Key 1 Fold shield back over cable jacket Figure 3 c) Preparation for coaxial cable with small dielectric diameter When dielectric diameter is C min. of Table 1 (2,10 mm): strip the cable as shown on Figure 4, slip a dielectric barrier between the
34、 shield braid and the cable dielectric to bring the diameter within the value specified in Table 1. Key 1 Shield braid 2 Cable dielectric 3 Dielectric barrier Figure 4 BS EN 3155-068:2009EN 3155-068:2009 (E) 9 4.7 Tooling 4.7.1 Contact termination tooling The hot air generator is of a minimum usable
35、 capacity of 800 W and the temperature in the heating zone shall be (420 20) C. The drawing of the tool is given for information purposes: the positioner has an interface for the male contact on side P and the female contact on side S (see Figure 5); the function of the cable clamp is to hold the pa
36、rts in place during the heating and cooling phases. Key 1 Coaxial cable 2 Contact 3 Positioning device 4 Cable clamp Figure 5 4.7.2 Insertion/extraction tooling Insertion: M81969/14-06, if necessary (see MIL-I-81969/14). Extraction: M81969/14-06. 4.8 Tests See Table 2. BS EN 3155-068:2009EN 3155-068
37、:2009 (E) 10 Table 2 EN 2591- Test Not applicableApplicable According to EN 3155-001Remarks 101 Visual examination X 102 Examination of dimensions and mass X See 4.2. 201 Contact resistance - low level X Test temperature: ambient Contact Maximum contact resistance* m Initial After testsCentre 5 7 Ou
38、ter Not applicable * Whatever cable type 202 Contact resistance at rated current X Test temperature: ambient ContactMaximum contact resistance* m Rated current A (2503+) C (15003+) C Initial After tests Centre 5 7 8 1 Outer 2 3 3,2 12 * Whatever cable type 204 Discontinuity of contacts in the micros
39、econd range X Method B Duration of discontinuity: 100 ns. Test duration: throughout the duration of tests EN 2591-402 and EN 2591-403. 206 Measurement of insulation resistance X Method C Mated contacts At ambient 5 G At 150 C 2 G 207 Voltage proof test X Method C Proof test voltage at sea level: 1 3
40、00 VAC r.m.s. Between centre contact and outer contact. Proof test voltage at altitude: 125 VAC r.m.s. at 1,1 kPa pressure (33 000 m). Leakage current: 2 mA 210 Electrical overload X 211 Capacitance X 212 Surface transfer impedance X 213 Shielding effectiveness from 100 MHz to 1 GHz X continued BS E
41、N 3155-068:2009EN 3155-068:2009 (E) 11 Table 2 (concluded) EN 2591- Test Not applicableApplicable According to EN 3155-001Remarks 301 Endurance at temperature X Method B 150 C Duration: 1 000 h 305 Rapid change of temperature X TA= (150 2) C TB= ( 65 2) C 306 Mould growth X 307 Salt mist X 315 Fluid
42、 resistance X See Table 3. 402 Shock X Method A, severity 300. The contacts shall be connected with a cable as per Table 1, then fitted in connectors. The connectors fitted with appropriate cable clamps shall be mated and mounted on the shock apparatus using appropriate mounting systems. Discontinui
43、ty: 100 ns 403 Sinusoidal and random vibration X The contacts shall be connected to a cable 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 clamp
44、ed a minimum of 200 mm from the rear of the contacts at a fixed point of the assembly. Discontinuity: 100 ns Test at (23 5) C 406 Mechanical endurance X 415 Test probe damage (female contacts) X 416 Contact bending strength X 417 Tensile strength (crimped connection) X 418 Gauge insertion/extraction
45、 forces (female contacts) X The gauge used is that defined in Figure 6, clause 4.9. Initial After testsInsertion max. 45,4 N 53,9 N Extraction min. 1,42 N 1,15 N 501 Soft solderability X 502 Restricted entry X 503 Contact deformation after crimping X 508 Measurement of thickness of coating on contac
46、ts X The measured thickness shall be recorded. 509 Adhesion of coating on contacts X 513 Magnetic permeability X 514 Solderability of contacts with self-contained solder and flux X BS EN 3155-068:2009EN 3155-068:2009 (E) 12 Table 3 List of fluids Fluid Immersion Temp. in oven Number of cycles Catego
47、ry References Durationmin. Temp. C Fuel JP5 NATO F44 502+25 85 7 Mineral hydraulic fluid MIL-PRF-5606 NATO F515 1505+85 100 5 Synthetic hydraulic fluid SAE-AS1241 Skydrol 500 B4 Skydrol LD 4 1505+85 100 5 Mineral lubricant MIL-PRF-7870 NATO O142 1505+120 125 5 Synthetic lubricant MIL-PRF-23699 NATO
48、O156 1505+150 125 5 MIL-PRF-7808 NATO O148 Cleaning products Diluted MIL-PRF-87937 1505+25 25 5 25 % Propanol + 75 % White spirit Azeotrope R113AzM (R113 + mthanol) 502+2 Deicing fluid SAE-AMS1424 NATO S742 1505+50 100 5 Extinguishing fluid Chlorobromethane (less than 0,1 MPa of overpressure) 1505+
49、15 25 5 Cooling liquid Coolanol 1505+50 25 5 4.9 Gauge Figure 6 and Table 4 define the gauges used for test EN 2591-418. Figure 6 BS EN 3155-068:2009EN 3155-068:2009 (E) 13 Table 4 Gauge A C R L max. 5,563/5,560 3,00 0,71/0,58 7,5/7,0 min. 5,514/5,512 3,00 0,71/0,58 7,7/7,0 5 Designation EXAMPLE Description block CONTACT, ELECTRICAL Identity block EN3155-068F08AB Number of this standard Type of contact: F =
