1、STD*AECMA PREN 3155-OL7-ENGL 2000 P LO323Ll 0037757 ALO prEN 31 55-01 7 AECMA STANDARD NORME AECMA Edition P 1 AECMA NORM February 2000 Edition approved for publication 2000-02-29 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 8-1200 BRUXELLES - Tel. (+32) 2 77
2、5 81 10 - Fax. (+32) 2 775 81 11 Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 8-1 200 BRUXELLES ICs: 49.060 Descriptors: ENGLISH VERSION Aerospace series Electrical contacts used in elements of connection Part 017: Contacts, electrical, relay base, f
3、emale, type A, crimp, class P Product standard Srie arospatiale Luft- und Raumfahrt Contacts lectriques utiliss dans les organes de connexion Partie O1 7: Contacts lectriques, pour socles de relais, femelles, type A, a sertir, classe P Norme de produit Elektrische Kontakte zur Verwendung in Verbindu
4、ngselementen Teil 017: Elektrische Buchsenkontakte, Steckfassung fr Relais, Typ A, Crimpbar, Klasse P Prod u ktn o rm This “Aerospace Series” Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the nee
5、ds of ACMA- Members. It has been technically approved by the experfs of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physica
6、lly or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardi
7、zation) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX C2 Chairman Mr Peuetta I I aecrna 2000 STD-AECMA PREN 3l155-Il11-ENGL 2000 E lilL2311 0037758 757 W Page 3 prEN 3155-017: 2000 O The contacts
8、defined by this standard are derived from those of MIL-C-39029/92. In trod uc ti on 1 Scope This standard specifies the required characteristics, tests and tooling applicable to female electrical contacts 017, type A, crimp, class P, used in elements of connection (relay bases) according to EN 3155-
9、002. It shall be used together with EN 3155-001. The associated male contacts are defined in the standards of relays associated to the relay bases listed in EN 3155-002. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These
10、 normative references are cited at the appropriate places in the 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
11、 references the latest edition of the publication referred to applies. IS0 8843 EN 2083 EN 2591* EN 3155-001 EN 3155-002 MIL-DTL-22520 MI L-C-22520/1 MI L-C-2252012 MI L-C-2252017 MI L-C-39029 MIL-C-39029/92 MIL-1-81969 MIL-I-81969/8 MI L-1-8 1 96911 4 MIL-I-81969/30 Aircraft - Crimp-removable conta
12、cts for electrical connectors - Identification system Aerospace series - Copper or copper alloy conductors for electrical cables - Product standard 1) Aerospace series - Elements of electrical and optical connection - Test methods - General Aerospace series - Electrical contacts used in elements of
13、connection - Part 001: Technical specification 2) Aerospace series - Electrical contacts used in elements of connection - Part 002: List and utilization of contacts 2) Crimping tools, terminal, hand or power actuated, wire termination, and tool kits general specification for 3) Crimping tools, termi
14、nal, 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) Contacts, electrical connector, general specification for
15、 3) Contacts, electrical connector, socket, crimp removable, (for MIL-R-6106 and MIL-S- 12833140 and 141 relay sockets) 3) Installing and removal tools, connector electrical contact, general specification for 3) Installing and removal tools, connector electrical contact, types I and II, class 2, com
16、position A 3) Installing and removal tools, connector electrical contact, type 111, class 2, composition B 3) Installing and removal tools, connector electrical contact, type II, class 2, composition C for unwired 3) And all its parts quoted in table 7 1) Published as AECMA Standard at the date of p
17、ublication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) Published by: Department of Defense (DOD), the Pentagon, Washington D.C. 20301 USA. STD-AECMA PREN 3L55-OL7-ENGL 2000 LOL231L 0037757 b73 M Page 4 prEN 3155-017: 2000 3 Definitions For the pu
18、rposes of this standard, the definitions given in EN 3155-001 apply. 4 Req u red characteristics 4.1 Specific characteristics Type A contacts are for general application and class P corresponds to an operating temperature range from - 65 “C to + 125 “C. 4.2 Dimensions and mass See figure I, figure 2
19、 and table I, Dimensions and tolerances are given in millimetres and apply after surface treatment. 14.99 max. (REF.) 6.53 8.46 6.25 I 8,28 47“ I -.o 0.25 max., see NOTE 3 R 0,13 max. 7 R 0.18 1- - 5.54 min., X / x (1:l) Full radius NOTE 1: Point at which a square ended gauge pin of the same basic d
20、iameter as the mating contact first engages the female contact spring member. NOTE 2: This dimension represents the length of the bore 4 which includes the active zone of protection (see EN 3155-001, 5.3.2). NOTE 3: Clearance between sleeve and body of the contact. Figure 1 - Contact sizes 16 and 12
21、 and barrel size 16-16 , STD-AECMA PREN 3155-UL7-ENGL 200D 1012311 00177b0 305 D Page 5 prEN 3155-017: 2000 E min. Il- F G W AA Mass g max. Figure 2 -Barrel sizes 16-20,12-12 and 12-16 Table I Two bands according to IS0 8843 l l I Three bands according to MIL-C-39029/92 a Contact Barrel Dia. Dia. 1,
22、93 1,22 3,30 2,62 1,73 3,38 2,87 2.57 1.68 3.30 Band I Blue 2,62 1,73 4,83 4,09 l2 I l6 I 2,57 1 1,68 I 4,75 I Band 2 Band 1 Band 2 Band 3 Red Green Orange Yellow 3,84 2,59 4,83 4,09 l2 I l2 I 3,76 1 2,49 I 4,75 I Blue Yellow 4.3 Marking by colour code See table 2. Blue Green Orange Orange Blue Gree
23、n Orange Blue Size Contact Barrel 12 I 12 I 16 12 Yellow Yellow Green Orange Green 1,68 0,81 2,62 I 1,57 I 0,66 I : I 2,57 I I I I 2,26 1,07 I 2,11 I 0,91 I - I - 1 I , I 226 I Io7 I I “;i: I 0,85 1 21426 2,11 0,91 21426 3,30 0,91 3,94 401 0,95 3,45 1,07 Band 2 Band 1 I a Contacts supplied with thre
24、e colour bands must conform to this EN standard. 4.4 Material, surface treatment - Body material: copper alloy - Surface treatment: gold on appropriate undercoat; selective protection permitted, thickness of protection not specified. STD*AECMA PREN 3155-017-ENGL 2000 LO12311 00177b1 2iL Page 6 prEN
25、3155-017: 2000 Contact 16 16 12 12 4.5 Permissible cables See table 3. Barrel 20 16 16 12 Table 3 l6 16 Size 006 20 O10 1 8 M22520/1-02 012 16 Blue - Size of conductors Rated test - current I AWGa IA Section Code 20 22 24 7,s 5 3 012 006 0,60 16 18 20 13 I 73 16 18 20 13 I 7,5 030 020 12 14 25 17 a
26、AWG = Closest American Wire Gage. 4.6 Tooling 4.6.1 Crimping tools Conform to MIL-DTL-22520. See table 5. The qualification selector numbers used for crimping copper or copper alloy conductors in electrical cables EN 2083 are indicated in table 4. It is the responsability of the user if the paramete
27、rs in table 4 are changed for service use. Table 4 Contact I Cable size I Tools M22520/1-01 I Tools M22520/2-01 I Tools M22520R-O1 Contact Barrel AECMA AWG size I size I code 1 a I I I 002 I 24 I I l l I l6 I 2o I 004 I Ei lM22520/1-02 006 Blue I L I 12 I 16 1 I i lM22520/1-02 Yellow I I I I I - - I
28、 I 020 I 14 I I l I I Selector Selector Positioner number number 2 - 3 Not - 4 applicable - - - 4 - 5 Not - 6 applicable - - - 4 L +-I applicable Not p I applicable Not t_ I I Pocitioner M22520R-O3 M22520/7-03 Not applicable Not applicable Selector number 3 4 5 5 6 STD-AECMA PREN 3155-017-ENGL 2000
29、m 10l1231l.1 00177b2 188 Page 7 prEN 3155-017: 2000 Size Contact Barrel Insertion tool 4.6.2 InsertionlExtraction tools Conform to MIL-1-81969. See table 5. Extraction tool Wired contact Unwired contact Table 5 M81969/8-O7 M81969/14-O3 16 16 M81969/30-O6 M81969/8-O8 M81969/14-03 I M81969/30-06 I M81
30、96918-O7 M81969/8-O8 I l6 I 2o I M81969/14-03 I M81969/14-03 12 M81969/30-O7 M81969/8-O9 M81969/8-10 M81969/14-O4 M81969/14-O4 12 1 M81969/30-07 I M81969/8-O9 M81969/8-1 0 1 I l6 I M81969/14-04 1 M81969114-04 16 12 16 618 16 6.8 4.7 Cable stripping See table 6. Visual examination Examination of dime
31、nsions and mass Contact resistance - low level Contact resistance at rated current Discontinuity of contacts in the microsecond range Electrical overload Table 6 Size Stripped length of cable Contact Barrel X X See 4.2 X Maximum contact 12 17 See note X X See note I 12 I 12 I 63 4.8 Tests See table
32、7. Table 7 EN 2591- I01 102 201 202 204 210 Test Applicable Remarks applicable According to I Not I EN 3155401 (continued) STD*AECMA PREN 3155-UL7-ENGL 2000 m 101Z311 00177b3 O/ll m Page 8 prEN 3155-017: 2000 Contact/conductor joint ageing by current and temperature cycling Endurance at temperature
33、Table 7 (concluded) I l X X Fluid resistance connections Shock Gas tightness of solderless wrapped X X X Contact bending strength Tensile strength (crimped termination) Sauge insertion and extraction forces in and X X X Contact Initially (N) size Insertion I Extraction 16 8.5 I 0.80 After tests (N)
34、Insertion I Extraction 10.2 1 0.50 Unwrapping, solderless wrapped connections Soft soldering Restricted entry Contact deformation after crimping X X _ 4dhesion of coating on contacts Vagnetic permeability Applicable Remarks Test EN 2591- According ta EN 3155401 220 301 T= (125 f. 2) “C Duration : 1
35、O00 h TA = (- 65 & 2) “C TB = (125 f 2) “C 305 Ix Rapid change of temperature 307 Salt mist I Ix 31 5 31 9 See note Method A, 2009, duration 6 ms, velocity change 3,74 mis 402 403 Vibration See note - Ambient temperature Method A, figure 1, level 2 Duration: 4h per axis Method 6, figure 2, level G D
36、uration: 15 min per axis 406 Mechanical endurance I Ix 41 5 Test probe damage I Ix 41 6 41 7 41 8 Gauge according to 4.9 Dut f a female contact 1.1 I I I 12 I 8.5 I 1.00 I 10.2 1 0,70 I 424 Stripping force, solderless wrapped connections Ix 425 501 502 503 XI XI 507 Plating porosity I XI 508 I Measu
37、rement of thickness of coating on contacts The measured thickness shall be recorded XI 509 51 3 x 122 51 4 lx Solderability of contacts with self contained solder and flux NOTE: The contacts shall be installed in a relay base mounted with a dummy relay. The relay shall have pairs of terminations con
38、nected together with its mass and C of G, simulating an operational relay. STD-AECMA PREN 3155-OL7-ENGL 2000 II 1OL23Ll 00177b4 T50 W Page 9 prEN 31 55-017: 2000 Contact size 4.9 Gauges See figure 3 and table 8. Dimensions and tolerances are in millimetres. Material: tool steel or carbide steel A B
39、Minimum gauge Maximum gauge Maximum flat + 0,003 Io - 0,003 O Example of handle Recommended length 25 max. diameter twice A max. 0.25 Radius 0,151 1 I 16 12 I Marking 13 min. I 1,550 1,600 2,335 2,41 O 094 Figure 3 - Gauge Table 8 - Gauge dimensions 5 Designation EXAMPLE: Description block CONTACT E
40、LECTRICAL Standard number Identity block Type of contact and identification code I F: female with two colour bands according to IS0 8843 or S: female with three colour bands according to MIL-C-39029 X: female with two colour bands according to IS0 8843 three colour bands according to MIL-C-39029 Contact size (see table I) 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 31 55-001.
