AECMA PREN 3155-056-2001 Aerospace Series Electrical Contacts Used in Elements of Connection Part 056 Contacts Electrical Male Thermocouple NiCr Type C Crimp Class T Product Standa.pdf

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1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication prEN 31 55-056 Edition P 1 June 2001 Comments should be sent within six months after the date of publication to Electrical Domain PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gulled

2、elle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (+32) 2 775 81 11 ICs: Descriptors: Aerospace industry, aircraft equipment, elements of electrical connections, electrical contacts, characteristics, tests, quality assurance, delivery conditions, marking ENGLISH VERSION Aerospace series El

3、ectrical contacts used in elements of connection Part 056: Contacts, electrical, male, thermocouple NiCr, type C, crimp, class T Product standard Srie arospatiale Luft- und Raumfahrt Contacts lectriques utiliss dans les organes de connexion Partie 056: Contacts lectriques, mles, thermocouple NiCr, t

4、ype C, a sertir, classe T Elektrische Kontakte zur Verwendung in Verbindungselementen Teil 056: Elektrische Thermostiftkontakte NiCr, Typ C, crimpbar, Klasse T Norme de produit Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA-STAN (The European Asso

5、ciation of Aerospace Industries - Standardization). It is published on green paper for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical con

6、tent shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. 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

7、 Standardization) for formal vote. 2001-06-30 AECMA-STAN Gulledelle 94 8-1200 BRUXELLES Mr Peuetta I l aecma 200 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license fro

8、m IHS-,-,-Page 2 prEN 3155-056: 2001 Contents . Scope 3 Normative references 3 Definitions 3 Required characteristics . 4 a a Technical specification . a . Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction

9、or networking permitted without license from IHS-,-,-Page 3 prEN 3155-056: 2001 I Scope This standard specifies the required characteristics, tests and tooling applicable to male electrical contacts, thermocouple, NiCr, type C, crimp, class T, used in elements of connection according to EN 3155-002.

10、 It shall be used together with EN 3155-001. The associated female contacts are defined in EN 31 55-057. 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

11、text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to app

12、lies. IS0 8056-1 IS0 8843 EN 2591* EN 3155-001 EN 3155-002 EN 3155-057 EN 4049 EN 4049-002 MIL-DTL-22520G MIL-C-22520/1 C M IL-C-2252012C MIL-C-22520/7B M 11-1-8 1 969B MIL-I-81969/30 Aircraft - Nickel-chromium and nickel-aluminium thermocouple extension cables - Part 1: Conductors - General require

13、ments and tests Aircraft - Crimp-removable contacts for electrical connectors - Identification system Aerospace series - Elements of electrical and optical connection - Test methods - General Aerospace series - Electrical contacts used in elements of connection - Part 001: Technical specification 1)

14、 Aerospace series - Electrical contracts used in elements of connection - Part 002: List and utilization of contacts 1) Aerospace series - Electrical contacts used in elements of connection - Part 057: Contacts, electrical, female, thermocouple NiCr, type C, crimp, class T - Product standard 1) Aero

15、space series - Thermocouple extension cable - Operating temperatures between - 65 “C and 260 “C (all parts) Aerospace series - Thermocouple extension cable - Operating temperatures between - 65 “C and 260 “C - Part 002: General 2) Crimping Tools, Wire Termination, General Specification for 3) Crimpi

16、ng Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 12 through 20 3) Crimping Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 20 through 28 3) Crimping Tools, Terminal, Hand, Wire Termination for Wire Barrel Sizes 16,20 and 22 3) Installing and Removal Tools, Connector Ele

17、ctrical Contacts, Type II, Class 2, Composition C 3) Installing and Removal Tools, Connector Electrical Contact, Type III, Class 2, Composition B 3) Installing and Removal Tools, Connector Electrical Contact, Type II, Class 2, Composition C, for Unwired Contacts 3) 3 Definitions For the purposes of

18、this standard the definitions given in EN 31 55-001 apply. * I) 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 Defense (DOD), the Pentagon, Washington D.C. 20301 USA. All parts qu

19、oted in table 7 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 4 prEN 31 55-056: 2001 4 Required characteristics 4.1 General Type C contacts are

20、for thermocouple application. Class T corresponds to an operating temperature range from - 65 OC to 260 OC. 4.2 Dimensions and mass See figure 1, figure 2 and table 1. Dimensions and tolerances are in millimetres. Key 1 2 Diameter P (on one side only) Active zone of contact protection 3 Flat diamete

21、r S 4 Approximately spherical 5 Marking, see 4.3. Figure 1 16“ 14“ - Figure 2 - Barrel, contact sizes 16-1 8 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IH

22、S-,-,-Page 5 prEN 31 55-056: 2001 Size Contact Barrel 20 20 20 18 16 16 16 18 Table 1 A B C D E F G H max. 13,94 4,34 3,30 0,84 1,98 1,04 1,27 1829 13,79 4,06 3,17 0,74 1,93 0,99 1,22 13,94 4,34 3,30 0,84 1,98 1,04 1,35 l8I2 13,79 4,06 3,17 0,74 1,93 0,99 1,30 14,33 6,53 3,30 1,22 2,62 1,61 1,73 208

23、5 14,17 6,25 3,17 1,12 2,56 1,56 1,68 14,33 6,53 3,30 1,22 2,62 1,61 1,35 2085 14,17 6,25 3,17 1,12 2,56 1,56 1,30 Size Contact Barrel 20 20 20 18 16 16 16 18 4.3 Marking by colour code Marking shall be in accordance with IS0 8843 and table 2. Either the alloy type or coloured dot shall be used to i

24、dentify the contact material. J K L M N P 5 T Mass 9 - 0,30 1,98 2,62 1,68 4,75 1,73 0,81 0,51 1,93 2,54 1,57 3,94 1,35 0,66 0,23 - 0,30 1,98 2,62 1,68 4,75 1,73 0,81 0,51 1,93 2,54 1,57 3,94 1,35 0,66 0,23 - 0,65 2,62 3,38 2,26 7,21 2,16 1,07 0,81 236 3,30 2,11 6,35 1,73 0,91 0,43 1,98 3,38 1,68 7,

25、21 2,16 1,07 0,81 2,62 o,65 1,93 3,30 1,57 6,35 1,73 0,91 0,43 2,56 Table 2 Size Contact Barrel Yellow dot Alloy type identification to be produced by engraving, stamping or pressing without Cr deformation of the contact. White dot Band 2 Band 1 Colour Band 1 Band 2 20 20 20 Red Red 18 Red Brown 16

26、16 16 Blue Blue 18 Blue Brown 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 6 prEN 3155-056: 2001 Size Contact Barrel 20 20 20 18 16 16 16 18 4.

27、4 Material NiCr (no protective plating) Size of conductors mm2 006 0,60 20 004 0,40 22 o1 o 1 ,o0 18 006 0,60 20 004 0,40 22 o1 2 1,20 16 o1 o 1 ,o0 18 006 0,60 20 o1 o 1 ,o0 18 006 0,60 20 004 0,40 22 AECMA code Section AWG a Contact 4.6 Tooling 4.6.1 Crimping tools Conform to MIL-DTL-22520, see ta

28、ble 4. The selector numbers 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 Cable size Tools M22520/1-01 Tools M22520/2-01 T

29、ools M22520D-01 16 16 1 selector I Positioner seector Positioner number I Selector I Barrel AECMA Contact size I size 1 code 1 1 Turret 1 number 1 006 20 4 5 M22520/7-03 6 o1 2 16 6 Not 7 004 22 3 applicable 5 M22520/7-03 6 o1 o 18 5 7 . M22520/1-02 Blue 16 O10 18 - M22520/1-02 Blue 18 006 20 20 I 2

30、0 1-1 006 20 M22520/1-02 Red l+l M22520/2-02 l+l M22520h-02 l+l 20 I 18 M22gf-02 M22520/2-02 81 M2252Oh-O2 EI Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from I

31、HS-,-,-Page 7 prEN 31 55-056: 2001 Size Insertion tools Contact Barrel 20 20 M81969/14-11 20 18 M81969/14-11 16 16 M81969/14-O3 16 18 M81969/14-O3 Extraction tools Wired contact Unwired contact M81969/14-11 M81969/30-O5 M81969/14-11 M81969/30-O5 M81969/14-O3 M81969/30-O6 M81969/14-O4 M81969/30-O6 4.

32、7 Cable stripping 20 20 See table 6. 20 18 Table 6 Visual examination Examination of dimensions and mass Contact resistance - low level ContacVConductor joint ageing by current and temperature cycling I Size I Stripped length of cable I X X X X I Contact I Barrel Endurance at temperature X 4,5 Rapid

33、 change of temperature Salt mist 4.8 Tests X TA = (- 65 I2) “C Ts = (260 i 2) “C X See table 7 Shock Sinusoidal and random vibration Mechanical endurance Table 7 X X X EN 2591- 1 o1 102 201 220 a 301 305 307 402 403 406 mm I0,5 Applicable Remarks EN 3155-001 Designation of the test (continued) Copyr

34、ight 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 8 prEN 3155-056: 2001 Not applicable Designation of the test Test probe damage (female X Contact bendin

35、g strength Tensile strength (crimped connection) Gauge insertion and X extraction forces in and out of a female contact Restricted entry X Contact deformation after crimping Plating porosity X Measurement of thickness of X coating on contacts contact) EN 2591- 415 a 416 a 417 a 418 a 502 a 503 a 507

36、 a 508 a Applicable According to Re marks EN 31 55-001 X X X a Published as AECMA Prestandard at the date of publication of this standard I 4.9 Quality assurance 4.9.1 A sample shall be taken from each batch of wire or rod used to manufacture thermocouple contacts and tested in accordance with IS0 8

37、056-1 except the thermo-electric tests on conductors of finished cables shall use the EMF measurement by method of direct comparison against platinum and not a substandard. Inspection conditions for manufacturing lots 5 Designation EXAMPLE: Description block Identity block Contact, electrical EN31 5

38、5-056M2020 Standard number Type of contact: M : male Contact size (see table 1) Barrel size (see table 1) NOTE If necessary, the originator code 19005 shall be placed between the description block and the identity block. 6 Marking See EN 31 55-001. 7 Technical specification See EN 31 55-001, 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-,-,-