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1、BRITISH STANDARD BS EN 3155-070:2007 Aerospace series Electrical contacts used in elements of connection Part 070: Contacts, electrical, male, type A, crimp, class S Product standard ICS 49.060 BS EN 3155-070:2007 This British Standard was published under the authority of the Standards Policy and St
2、rategy Committee on 29 February 2008 BSI 2008 ISBN 978 0 580 55880 1 National foreword This British Standard is the UK implementation of EN 3155-070:2007. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to P
3、anel ACE/6/-/3, Aerospace Connectors. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Briti
4、sh Standard cannot confer immunity from legal obligations. Amendments/corrigenda issued since publication DateComments W - - - - - - - - - - 7 7- - 7- -7- - - - - 7- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - W W D - - w - - - - 2 Contents Page Introduction.3 1 S
5、cope 4 2 Normative references4 3 Terms and definitions .5 4 Required characteristics.5 4.1 Specific characteristics.5 4.2 Dimensions and mass.5 4.3 Marking by colour code 7 4.4 Material, surface treatment.7 4.5 Permissible cables.7 4.6 Tooling7 4.7 Cable stripping.8 4.8 Tests8 4.9 Gauges10 5 Designa
6、tion 10 6 Marking .10 7 Technical specification .10 EN 3155-070:2007 3 Foreword This document (EN 3155-070:2007) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this As
7、sociation, 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. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endors
8、ement, at the latest by June 2008, and conflicting national standards shall be withdrawn at the latest by June 2008. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying
9、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, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hun
10、gary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3155-070:2007 4 Introduction The contacts defined by this standard are derived from those of SAE-AS39029/58 a
11、nd intermateable with those of SAE-AS39029/56 and SAE-AS39029/57. 1 Scope This standard specifies the required characteristics, tests and tooling applicable to male electrical contacts 070, type A, crimp, class S, used in elements of connection according to EN 3155-002. It shall be used together wit
12、h EN 3155-001. The associated female contacts are defined in EN 3155-003, EN 3155-009 and EN 3155-071. 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 l
13、atest edition of the referenced document (including any amendments) applies. ISO 8843, Aircraft Crimp-removable contacts for electrical connectors Identification system. EN 2083, Aerospace series Copper or copper alloys conductors for electrical cables Product standard. EN 2591-*, Aerospace series E
14、lements 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 connection Part 002: List and utilization of contact
15、s. EN 3155-003, Aerospace series Electrical contacts used in elements of connection Part 003: Contacts, electrical, female, type A, crimp, class S Product standard. EN 3155-009, Aerospace series Electrical contacts used in elements of connection Part 009: Contacts, electrical, female, type A, crimp,
16、 class S Product standard. EN 3155-071, Aerospace series Electrical contacts used in elements of connection Part 071: Contacts, electrical, female, type A, crimp, class S Product standard. EN 4434, Aerospace series Copper or copper alloy lightweight conductors for electrical cables Product standard
17、(Normal and tight tolerances). * All parts quoted in Table 7. 1) Published as ASD Prestandard at the date of publication of this standard. EN 3155-070:2007 5 MIL-DTL-22520, Crimping tools, wire termination, general specification for. 2) MIL-I-81969, Installing and removal tools, connector electrical
18、 contact, general specification for. 2) SAE-AS39029, Contacts, electrical connector, general specification for. 3) SAE-AS39029/56, Contacts, electrical connector, socket, crimp removable (for MIL-C-38999 series I, III and IV connectors). 3) SAE-AS39029/57, Contacts, electrical connector, socket, cri
19、mp removable (for MIL-C-24308, MIL-C-38999 series II, MIL-C-55302/68, /71, /72, /75 and MIL-C-83733 connectors). 3) SAE-AS39029/58, Contacts, electrical connector, pin, crimp removable (for MIL-C-24308, MIL-C-38999 series I, II, III, and IV and MIL-C-55302/69 and MIL-C-83733 connectors). 3) 3 Terms
20、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 A contacts are for general application and class S corresponds to an operating temperature range from 65 C to 200 C. 4.2 Dimensions an
21、d mass See Figure 1 and Table 1. Dimensions and tolerances are given in millimetres and apply after surface treatment. 2) Published by: Department of Defense (DOD), the Pentagon, Washington D.C. 20301 USA. 3) Published by: Society of Automotive Engineering (SAE), 400 Commonwealth Drive, Warrendale,
22、PA 15096, USA. EN 3155-070:2007 6 Key 1 Colour bands, see Table 2. 2 Inspection hole D (one side only). 3 Break or radius leading edge 4 Contact active area protection 5 Radius A 6 F flat a 0,08 E G Figure 1 Table 1 Size A B C D E F G H K S Mass g Contact Barrel radius max. REF. max. 22 22 0,51 0,25
23、 0,774 0,749 1,80 1,75 0,56 0,46 0,953 0,902 0,28 1,32 1,27 0,13 0,08 3,99 3,58 6,02 5,87 0,07 EN 3155-070:2007 7 4.3 Marking by colour code See Table 2. Table 2 Size Two bands according to ISO 8843 Three bands according to SAE-AS39029/58 a Contact Barrel Band 1 Band 2 Band 1 Band 2 Band 3 22 22 Gre
24、en Green Orange Blue Red a Contacts supplied with three colour bands must conform to this EN standard. 4.4 Material, surface treatment Body material: copper alloy Surface treatment: gold on appropriate undercoat, thickness of protection not specified, selective protection permitted 4.5 Permissible c
25、ables See Table 3. Table 3 Size Size of conductors Contact Barrel AECMA Code Section mm2 AWG a Rated test current A 22 22 004 002 001 0,40 0,25 0,15 22 24 26 5 3 2 a AWG Closest American Wire Gage. 4.6 Tooling 4.6.1 Crimping tools Conform to MIL-DTL-22520, see Table 4. The qualification selector num
26、bers used for crimping copper or copper alloy conductors in cables EN 2083 and EN 4434 are indicated in Table 4. It is the responsibility of the user if the parameters in Table 4 are changed for service use. EN 3155-070:2007 8 Table 4 Contact Cable size Tool M22520/1-01 Tool M22520/2-01 Tool M22520/
27、7-01 Contact size Barrel size AECMA code AWG a Positioner Selector number Positioner Selector number Positioner Selector number 001 26 2 1 002 24 3 2 004 22 4 3 22 22 Not applicable M22520/2-09 M22520/7-07 a AWG Closest American Wire Gage. 4.6.2 Insertion/Extraction tools Conform to MIL-I-81969. See
28、 Table 5. Table 5 Size Extraction tools Contact Barrel Insertion tools Wired contact Unwired contact 22 22 M81969/8-03 M81969/8-04 M81969/30-08 4.7 Cable stripping See Table 6. Table 6 Size Contact Barrel Stripped length of cable mm 0,5 22 22 4 4.8 Tests See Table 7. EN 3155-070:2007 9 Table 7 Appli
29、cable EN 2591- Test Not applicableAccording to EN 3155-001 Remarks 101 Visual examination X 102 Examination of dimensions and mass X See 4.2. 201 Contact resistance - low level X 202 Contact resistance at rated current X 204 Discontinuity of contacts in the microsecond range X 206 Measurement of ins
30、ulation resistance X 207 Voltage proof test X 210 Electrical overload X 220 Contact/conductor joint ageing by current and temperature cycling X 301 Endurance at temperature X T (200 2) C Duration: 1 000 h 305 Rapid change of temperature X TA (200 2) C TB ( 65 2) C 307 Salt mist X 315 Fluid resistanc
31、e X 319 Gastightness of solderless wrapped connections X 402 Shock X 403 Sinusoidal and random vibration X Method B, Figure 2, Level J. Ambient temperature 406 Mechanical endurance X 415 Test probe damage (female contacts) X 416 Contact bending strength X 417 Tensile strength (crimped connection) X
32、418 Gauge insertion/extraction forces (female contacts) X 424 Stripping force, solderless wrapped connections X 425 Unwrapping capability, solderless wrapped connections X 501 Soft solderability X 502 Restricted entry X 503 Contact deformation after crimping X 507 Plating porosity X 508 Measurement
33、of thickness of coating on contacts X The measured thickness shall be recorded 509 Adhesion of coating on contacts X 513 Magnetic permeability X 2 514 Solderability of contacts with self-contained solder and flux X EN 3155-070:2007 10 4.9 Gauges Not applicable 5 Designation EXAMPLE Description block
34、 CONTACT, ELECTRICAL Identity block EN3155-070M2222 Standard number Type of contact and identification code M: male with two colour bands according to ISO 8843 or three colour bands according to SAE-AS39029 P: male with three colour bands according to SAE-AS39029 Y: male with two colour bands accord
35、ing to ISO 8843 Contact size (see Table 1) Barrel size (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 6 Marking See EN 3155-001. 7 Technical specification See EN 3155-001. EN 3155-070:2007 blank BS EN 3155-070:2007 BSI 389 Chiswi
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