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1、BRITISH STANDARD BS EN 3155-043:2006 Aerospace series Electrical contacts used in elements of connection Part 043: Contacts, electrical, triaxial, size 08, female 043, type D, solder, class P Product standard The European Standard EN 3155-043:2006 has the status of a British Standard ICS 49.060 BS E
2、N 3155-043:2006 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 September 2006 BSI 2006 ISBN 0 580 49155 2 National foreword This British Standard was published by BSI. It is the UK implementation of EN 3155-043:2006. The UK participation
3、in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Subcommittee ACE/6/-/3, Aerospace Connectors. A list of organizations represented on ACE/6/-/3 can be obtained on request to its secretary. This publication does not purport to
4、include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments W - - - - - - - - - - - - 7 7- - 7- -7- - - - - 7- - - -
5、- - - - *A * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - W W D - - w - - - - EN 3155-043:2006 (E) 2 Contents Page Foreword 3 1 Scope.4 2 Normative references .4 3 Terms and definitions.5 4 Required characteristics 5 4.1 Dimensions and mass 5 4.2 Material, surface treatment of
6、 contact.6 4.3 Permitted cables .6 4.4 Tooling.6 4.5 Test 7 4.6 Gauges.10 5 Designation .11 6 Marking11 Annex A (normative).12 EN 3155-043:2006 (E) 3 Foreword This European Standard (EN 3155-043:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-S
7、TAN). 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 AECMA, prior to its presentation to CEN. This European Standard shall be given the s
8、tatus of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2006, and conflicting national standards shall be withdrawn at the latest by October 2006. Attention is drawn to the possibility that some of the elements of this document may be the
9、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 this European Standard: Austria, Belgium
10、, 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 the United Kingdom. EN 3155-043:2006 (E) 4 1 Scope
11、This standard specifies the required characteristics and tests applicable to female triaxial contacts 043, size 08, type D, solder, class P, used in elements of connection according to EN 3155-002. The associated male contacts are defined in EN 3155-042. These contacts are derived from and are inter
12、changeable with those of standard AS 39029/95. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any
13、amendments) applies. EN 2591*, 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. 1) EN 3155-002, Aerospace series Electrical contacts used in elements of con
14、nection Part 002: List and utilization of contacts. EN 3155-042, Aerospace series Electrical contacts used in elements of connection Part 042: Contacts, electrical, triaxial, size 08, male 042, type D, solder, class P Product standard. EN 3375-003, Aerospace series Cables, electrical, for signal dat
15、a transmissions Part 003: Cables, bifilar, single braid. 2) EN 3375-004, Aerospace series Cables, electrical, for signal data transmissions Part 004: Cables, bifilar, double braid. 2) EN 3375-005, Aerospace series Cables, electrical, for signal data transmissions Part 005: Cables, bifilar, double br
16、aid, high immunity. 2) EN 4008-002, Aerospace series Elements of electrical and optical connection Crimping tools and associated accessories Part 002: List of product standards. MIL-I-81969, Installing and removal tools, connector electrical contact, general specification for. 3) AS 39029/95, Contac
17、ts, electrical connector concentric twinax, socket, size 8 (for DOD-C-83527 connector). 4) * All parts quoted in this standard. 1) Published as AECMA Prestandard at the date of publication of this standard. 2) In preparation at the date of publication of this standard. 3) Published by: Department of
18、 Defense (DOD), The Pentagon, Washington D.C. 20301, USA. 4) Published by: Society of Automotive Engineering (SAE), 400 Commonwealth Drive, Warrendale, PA 15096, USA. EN 3155-043:2006 (E) 5 3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3155-001 appl
19、y. 4 Required characteristics Type D contacts are contacts with screening feature and class P corresponds to an operating temperature range from 65 C to 125 C. 4.1 Dimensions and mass See Figure 1 for dimensions and tolerances. Dimensions are given in millimetres after treatment. Total mass of conta
20、ct: 4,80 g max. Key 1 Heat shrinkable sleeve, the sealing sleeve is defined in Annex A. 2 After wiring 3 Diameter compatible with a centre pin diameter 0,761 0,025 4 Diameter compatible with an outer pin diameter 5,540 0,025 5 Point of contact with a flat ended gauge pin of diameter 0,761 0,005 6 En
21、d of intermediate male contact 7 Point of contact with a flat ended gauge pin of diameter 5,540 0,005 Figure 1 EN 3155-043:2006 (E) 6 4.2 Material, surface treatment of contact 4.2.1 Body material Copper alloy for the contact bodies. 4.2.2 Protection Gold on an appropriate undercoat for copper alloy
22、 parts (selective protection permitted). Thickness of protection not specified. 4.3 Permitted cables Single braided cable: in accordance with EN 3375-003 Double braided cable: in accordance with EN 3375-004 Code A, see Clause 5. High immunity cable: in accordance with EN 3375-005 A single type of co
23、ntact covers these three types of permitted cables. For cable stripping, see Figure 2. Dimensions and tolerances are in millimetres. Key 1 Sheath 2 Braiding 3 Isolation 4 Conductor Figure 2 4.4 Tooling Conform to MIL-I-81969. Insertion: not necessary Extraction tool: M81969/14-06 Contact termination
24、: The contact termination tooling shall be defined in EN 4008-002. EN 3155-043:2006 (E) 7 4.5 Test See Table 1. Table 1 Applicable EN 2591- Test According to EN 3155-001 Remarks 101 Visual examination X 102 Examination of dimensions and mass X X Cable used: 152 mm of cable as per EN 3375-003 201 Con
25、tact resistance - low level Contact Maximum contact resistance m Initial After tests Centre 15 30 Intermediate15 30 Outer Not applicable X Cable used: 152 mm of cable as per EN 3375-003 202 Contact resistance at rated current Contact Maximum contact resistance m Rated current A (23 3) C (125 3) C In
26、itialAfter tests After tests Centre 15 30 45 1 Intermediate15 30 45 1 Outer 2,9 3,85 5,8 12 204 Discontinuity of contacts in the microsecond range X Method B Duration of discontinuity: 100 ns Test duration: throughout the duration of tests EN 2591-402 and EN 2591-403 continued EN 3155-043:2006 (E) 8
27、 Table 1 (continued) Applicable EN 2591- Test According to EN 3155-001 Remarks 206 Measurement of insulation resistance X Method C Room temperature: 5 G High temperature: 2 G at the maximum temperature specified 207 Voltage proof test X Method C Withstand voltage at sea level: 500 V Voltage r.m.s. b
28、etween centre contact and intermediate contact and between intermediate contact and outer contact Withstand voltage at altitude: 125 V Voltage r.m.s at pressure 4,7 kPa (21 000 m) Leakage current: not applicable 301 Endurance at temperature X Method B Duration: 100 h Measurements during test: EN 259
29、1-206 305 Rapid change of temperature X Contacts wired and mated TA 125 C TB 65 C t1 30 min Initial and final measurements: not applicable 306 Mould growth X 307 Salt mist X 315 Fluid resistance X 402 Shock X Method A: severity 300 The triaxial contacts are connected to cable which complies with EN
30、3375-003 then fitted in connectors. The connectors fitted with normal cable clamps are mated and mounted on the fixture, using their normal mounting systems. Number of shocks: Three successive shocks i.e. a total of 18 Discontinuity: 100 ns continued EN 3155-043:2006 (E) 9 Table 1 (concluded) Applic
31、able EN 2591- Test According to EN 3155-001 Remarks 403 Sinusoidal and random vibration X Method B, Figure 3, level J The triaxial contacts are connected to cable which complies with EN 3375-003, then fitted in connectors. The auxiliary contacts are wired and fitted. The connectors fitted with norma
32、l cable clamps are mated and mounted on the fixture using their normal mounting systems. The cables are clamped a minimum of 200 mm from the rear of the contacts at a fixed point of the assembly. Duration of test: 16 h including 8 h in the longitudinal axis and 8 h in an axis perpendicular to this.
33、Discontinuity: 100 ns Test temperature: (23 5) C 406 Mechanical endurance X X The gauge is defined in Figure 3 and Table 2. Gauge Minimum extraction force N Maximum insertion force N Initial After test Initial After test max. NA NA 13,34 16,68 min. 1,11 0,55 NA NA max. NA NA 1,94 2,28 min. 0,13 0,11
34、 NA NA 418 Gauge insertion/extraction forces (female contacts) 508 Measurement of thickness of coating on contacts X The measured thickness shall be recorded. 509 Adhesion of coating on contacts X EN 3155-043:2006 (E) 10 4.6 Gauges See Figure 3 and Table 2. Dimensions are in millimetres. Material: t
35、ool steel or carbide steel Key 1 Example of handle 2 Recommended length 25. Maximum diameter two times A max. 3 Radius 4 Marking Figure 3 Table 2 Application Gauge A B 0,775 max. 0,770 0,754 Centre contact min. 0,749 NA 5,563 max. 5,558 5,517 Outer contact min. 5,512 3,0 EN 3155-043:2006 (E) 11 5 De
36、signation EXAMPLE Description block CONTACT, ELECTRICAL Identity block EN3155-043F08A Number of this standard Type of contact: F female Contact size code Sealing sleeve code: A without sleeve B with sleeve NOTE If necessary, the code I9005 shall be placed between the description block and the identi
37、ty block. 6 Marking See EN 3155-001 for manufacturers mark. Colour code: none EN 3155-043:2006 (E) 12 Annex A (normative) Sealing sleeve See Figure A.1. Dimensions are in millimetres. Figure A.1 blank BS EN 3155-043:2006 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI
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