1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58connection Part 057: Contacts, electrical, female, thermocouple NiCr, type C, crimp, class T Produc
2、t standardThe European Standard EN 3155-057:2006 has the status of a British StandardICS 49.060Aerospace series Electrical contacts used in elements of BRITISH STANDARDBS EN 3155-057:2006BS EN 3155-057:2006This British Standard was published under the authority of the Standards Policy and Strategy C
3、ommittee on 31 October 2006 BSI 2006ISBN 0 580 49469 1Amendments issued since publicationAmd. No. Date CommentsThis publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer i
4、mmunity from legal obligations.National forewordThis British Standard was published by BSI. It is the UK implementation of EN 3155-057:2006. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Subcommittee AC
5、E/6/-/3, Aerospace Connectors.A list of organizations represented on ACE/6/-/3 can be obtained on request to its secretary.EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 3155-057July 2006ICS 49.060English VersionAerospace series - Electrical contacts used in elements ofconnection - Part 057: Cont
6、acts, electrical, female,thermocouple NiCr, type C, crimp, class T- Product standardSrie arospatiale - Contacts lectriques utiliss dans lesorganes de connexion - Partie 057 : Contacts lectriques,femelles, thermocouple NiCr, type C, sertir, classe T -Norme de produitLuft- und Raumfahrt - Elektrische
7、Kontakte zur Verwendungin Verbindungselementen - Teil 057: ElektrischeThermobuchsenkontakte NiCr, Typ C, crimpbar, Klasse T -ProduktnormThis European Standard was approved by CEN on 9 March 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions
8、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 Central Secretariat or to any CEN member.This European Standard exists in three official
9、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 Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of 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 United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONC
11、OMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3155-057:2006: E2 Contents Foreword3 1 Scope 4 2 Normative referen
12、ces 4 3 Definitions 5 4 Required characteristics.5 4.1 General5 4.2 Dimensions and mass.5 4.3 Marking by colour code 6 4.4 Material .7 4.5 Permissible cables.7 4.6 Tooling8 4.7 Cable stripping.8 4.8 Tests9 4.9 Quality assurance10 5 Designation 10 6 Marking .10 7 Technical specification .10 EN 3155-0
13、57:20063 Foreword This European Standard (EN 3155-057:2006) has been prepared by the AeroSpace and Defense Industries Association 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
14、 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 endorsement, at the latest by January 2007, and conflicting
15、 national standards shall be withdrawn at the latest by January 2007. 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 any or all such patent rights. According to the
16、 CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembo
17、urg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3155-057:20064 1 Scope This standard specifies the required characteristics, tests and tooling applicable to female contacts, thermocouple, NiCr, type C, crimp, class
18、 T, 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 3155-056. 2 Normative references The following referenced documents are indispensable fort he application of this document. For dated references, on
19、ly the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591 (all parts), Aerospace series Elements of electrical and optical connection Test methods EN 3155-001, Aerospace series Electrical contacts used in elements
20、of connection Part 001: Technical specification 1)EN 3155-002, Aerospace series Electrical contracts used in elements of connection Part 002: List and utilization of contacts EN 3155-056, Aerospace series Electrical contacts used in elements of connection Part 056: Contacts, electrical, male, thermo
21、couple NiCr, type C, crimp, class T Product standard 1)EN 4049 (all parts), Aerospace series Thermocouple extension cable Operating temperatures between -65 C and 260 ISO 8056-1, Aircraft Nickel-chromium and nickel-aluminium thermocouple extension cables Part 1: Conductors General requirements and t
22、ests ISO 8843, Aircraft Crimp-removable contacts for electrical connectors Identification system MIL-DTL-22520G, Crimping Tools, Wire Termination, General Specification for 2)MIL-C-22520/1C, Crimping Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 12 through 20 2)MIL-C-22520/2C, Crimpi
23、ng Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 20 through 28 2)MIL-C-22520/7B, Crimping Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 16, 20 and 22 2)MIL-I-81969B, Installing and Removal Tools, Connector Electrical Contacts, Type II, Class 2, Composition C 2)MIL-I-8
24、1969/14C, Installing and Removal Tools, Connector Electrical Contact, Type III, Class 2, Composition B 2)MIL-I-81969/30, Installing and Removal Tools, Connector Electrical Contact, Type II, Class 2, Composition C, for Unwired Contacts 2)1) Published as AECMA Prestandard at the date of publication of
25、 this standard. 2) Published by: Department of Defense (DOD), the Pentagon, Washington D.C. 20301 USA. EN 3155-057:20065 3 Definitions For the purposes of this standard, the definitions given in EN 3155-001 apply. 4 Required characteristics 4.1 General Type C contacts are for thermocouple applicatio
26、n. Class T corresponds to an operating temperature range from -65 C to 260 C. 4.2 Dimensions and mass See Figure 1, Figure 2 and Table 1. Dimensions in millimetres Key 1 Diameter H (one side only) 3 G max. See note 2. 2 0,25 max. See note 1. 4 Marking, see 4.3. NOTE 1 Clearance between sleeve and th
27、e body of the contact. NOTE 2 Position of the point of electrical contact. Figure 1 EN 3155-057:20066 Figure 2 Barrel, contact sizes 16-18 Table 1 Size A B C D E F G H Contact Barrel max. 20 20 16,66 12,32 12,17 4,34 4,06 0,84 0,74 1,98 1,93 1,05 1,14 0,81 0,66 20 18 16,66 12,32 12,17 4,34 4,06 0,84
28、 0,74 1,98 1,93 1,05 1,14 0,81 0,66 16 16 19,28 12,70 12,55 6,53 6,25 1,22 1,12 2,87 2,79 1,63 1,27 1,07 0,91 16 18 19,28 12,70 12,55 6,53 6,25 1,22 1,12 2,87 2,79 1,63 1,27 1,07 0,91 Size J K L M N P T S Mass Contact Barrel min. g 20 20 1,68 1,57 4,72 3,99 1,27 1,22 1,98 1,93 2,62 2,54 1,52 1,73 1,
29、35 0,31 20 18 1,68 1,57 4,72 3,99 1,35 1,30 1,98 1,93 2,62 2,54 1,52 1,73 1,35 0,31 16 16 2,26 2,11 7,21 6,35 1,73 1,68 2,62 2,56 3,38 3,30 2,21 2,16 1,73 0,68 16 18 1,68 1,57 7,21 6,35 1,35 1,30 1,98 1,93 3,38 3,30 2,21 2,16 1,73 2,62 2,56 0,68 4.3 Marking by colour code Marking shall be in accorda
30、nce with ISO 8843 and Table 2. Either the alloy type or coloured dot shall be used to identify the contact material. EN 3155-057:20067 Table 2 Size Colour Contact Barrel Band 1 Band 2 20 20 Red Red 20 18 Red Brown 16 16 Blue Blue 16 18 Blue Brown Key 1 White dot 2 Yellow dot 3 Band 1 4 Band 2 aAlloy
31、 type identification to be produced by engraving, stamping or pressing without deformation of the contact. 4.4 Material NiCr (no protective plating) 4.5 Permissible cables Cables shall be in accordance with EN 4049-002 and Table 3. Table 3 Size Size of conductors Contact Barrel AECMA code Section mm
32、 AWG a20 20 006 004 0,60 0,40 20 22 20 18 010 006 004 1,00 0,60 0,40 18 20 22 16 16 012 010 006 1,20 1,00 0,60 16 18 20 16 18 010 006 004 1,00 0,60 0,40 18 20 22 aAWG nearest American Wire Gauge. EN 3155-057:20068 4.6 Tooling 4.6.1 Crimping tools Conform to MIL-DTL-22520, see Table 4. The selector n
33、umbers used for crimping Ni and Cr alloy conductors in cables EN 4049 are indicated in Table 4. These selector numbers shall be used for qualification of the contacts and in service, unless otherwise specified by the user. Table 4 Contact Cable size Tools M22520/1-01 Tools M22520/2-01 Tools M22520/7
34、-01 Contact size Barrel size AECMA code AWG aTurret Selector numberPositionerSelector numberPositioner Selector number004 22 3 6 5 20 20 006 20 M22520/1-02Red 4 M22520/2-027 M22520/7-02 6 004 22 3 6 5 006 20 4 7 6 20 18 010 18 M22520/1-02Red 5 M22520/2-028 M22520/7-02 7 006 20 4 5 010 18 5 6 16 16 0
35、12 16 M22520/1-02Blue 6 M22520/7-03 7 004 22 3 5 006 20 4 6 16 18 010 18 M22520/1-02Blue 5 Not applicable M22520/7-03 7 aAWG nearest American Wire Gauge. 4.6.2 Contact insertion/extraction tools Conforming to MIL-I-81969 and Table 5. Table 5 Size Extraction tools Contact Barrel Insertion tools Wired
36、 contact Unwired contact 20 20 M81969/14-11 M81969/14-11 M81969/30-05 20 18 M81969/14-11 M81969/14-11 M81969/30-05 16 16 M81969/14-03 M81969/14-03 M81969/30-06 16 18 M81969/14-03 M81969/14-04 M81969/30-06 4.7 Cable stripping See Table 6. EN 3155-057:20069 Table 6 Size Contact Barrel Stripped length
37、of cable mm 0,5 20 20 20 18 4,5 16 16 16 18 6,8 4.8 Tests See Table 7. Table 7 Applicable EN 2591- Designation of the test Not applicable According to EN 3155-001 Remarks 101 Visual examination X 102 Examination of dimensions and mass X 201 Contact resistance - low level X 220 Contact/Conductor join
38、t ageing by current and temperature cycling X 301 Endurance at temperature X 305 Rapid change of temperature X TA = (-65 2) C TB = (260 2) C 307 Salt mist X 402 Shock X 403 Sinusoidal and random vibration X 406 Mechanical endurance X 415 Test probe damage (female contact) X 416 Contact bending stren
39、gth X 417 Tensile strength (crimped connection) X 418 Gauge insertion and extraction forces in and out of a female contact X 502 Restricted entry X 503 Contact deformation after crimping X 507 Plating porosity X 508 Measurement of thickness of coating on contacts X EN 3155-057:200610 4.9 Quality ass
40、urance 4.9.1 Inspection conditions for manufacturing lots A sample shall be taken from each batch of wire or rod used to manufacture thermocouple contacts and tested in accordance with ISO 8056-1 except the thermo-electric tests on conductors of finished cables shall use the EMF measurement by metho
41、d of direct comparison against platinum and not a substandard. 5 Designation EXAMPLE Description block Identity block CONTACT, ELECTRICAL EN3155-057 F 20 20 Number of this standard Type of contact: F: female Contact size (see Table 1) Barrel size (see Table 1) NOTE If necessary, the code I9005 shall
42、 be placed between the description block and the identity block. 6 Marking See EN 3155-001. 7 Technical specification See EN 3155-001. EN 3155-057:2006blankBS EN BSI389 Chiswick High RoadLondonW4 4AL3155-057:2006BSI British Standards InstitutionBSI is the independent national body responsible for pr
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