1、STD-AECMA PREN 372b-3-ENLL 1998 P LOL2311 001111152 BLLi m Edition approved for publication 1998-04-30 AECMA STANDARD prEN 37 1 6-003 NORME AECMA Edition P 1 AECMA NORM April 1998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 6-1 200 BRUXELLES - Tel. (+32) 2 7
2、75 81 1 O - Fax. (+32) 2 775 81 11 ICs: 49.060 C2 Chairman Mr Pezzetta Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 6-1 200 BRUXELLES ENGLISH VERSION Aerospace series Connectors, single-way with triaxial interface, for transmission of digital data Pa
3、rt 003: Solder receptacle Product standard Srie arospatiale Connecteur, monovoie, avec interface triaxiale, pour transmission de donnes numriques Partie 003: Embase souder Norme de produit Luft- und Raumfahrt Steckverbinder. triaxial fr digitale Datenbertragung in einer Richtung Teil 003: Steckdose,
4、 Itbar Produktnorm 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 needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Com
5、mittee 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, physically or functionally, without re-identification of the standard. After examination and signature of
6、the AECMA Standard Checking Centre (NPSI 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 Standardization) for formal vote. STD-AECMA PREM 371b-003-ENGL 1993 LO1231L OOLY453 750 Page 3 prEN 3716-003
7、: 1998 1 Scope This standard specifies the requirements and assembly instructions for solder receptacles, with or without braid connection equipped with a male or female contact, used according to EN 3716-002 on cables conform to EN 3375-003, EN 3375-004 or EN 3375-005. 2 Normative references This E
8、uropean Standard incorporates by dated or undated reference provisions from other publications. These 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 publicatio
9、ns 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 applies. EN 371 6-001 Aerospace series - Connector, single-way, with triaxial interface for transmission of digital data - Part O01 : Tec
10、hnical specification 1) EN 371 6-002 Aerospace series - Connector, single-way, with triaxial interface for transmission of digital data - Part 002: Conditions of use and list of product standards 2) EN 371 6-004 Aerospace series - Connector, single-way, with triaxial interface for transmiscion of di
11、gital data - Part 004: Solder plug 2) EN 3375-003 Aerospace series - Cables, electrical, for signal data transmissions - Part 003: Cable, bifilar, single-braid - Product standard 2) EN 3375-004 Aerospace series - Cables, electrical, for signal data transmissions - Part 004: Cable, bifilar, double-br
12、aid - Product standard 2) EN 3375-005 Aerospace series - Cables, electrical, for signal data transmissions - Part 005: Cable, bifilar, double-braid, high immunity - Product standard 2) 3 Definitions For the purposes of this standard, the definitions given in EN 3716-001 apply. 4 Required characteris
13、tics 4.1 Dimensions and mass 4.1.1 Dimensions See figure 1. , , 1.9 mmmax.pane1 I c - ,- Manufacturer identification E t L yy-ww T Week 5/16-32 UNEF I I 2 last figures of year 36 max. Figure 1 IA 1) Published as AECMA Prestandard at the date of publication of this standard 2) In preparation at the d
14、ate of publication of this standard Previous page is blank prEN 371 6-003: 1998 4.1.2 Mass 10 g max. 4.2 Torque of fixing nut 1,13 N.m to 1,7 N.m 4.3 Panel cutting See figure 2. Figure 2 4.4 Material and surface treatment See EN 3716-001. 4.5 Main general characteristics - Temperature class: - Maxim
15、um current: - Insulation resistance: - Voltage strength: - Contact resistance: - Coupling torque: - Insertion force: - Retention force of wired contact: - Number of operations: - Salt spray: -65 Octo 150 OC 3A 5 O00 MR min. 900 V r.m.s. at sea level 8 mR max. 1,13 N.m max. 14 N max. 9 N min. 500 cyc
16、les 500 h 4.6 Plug and receptacle combination options This receptacle mates with a plug conform to EN 3716-004 equipped with a contact of the opposite type. X = type of contact F = female contact M = male contact 5 Technical specification See EN 371 6-001. Description block 7 Marking Identity block
17、See figure 1. On the nut: - manufacturer identification; - yy-ww (year-week) 8 Assembly instructions 8.1 Tooling The hot air generator shall have a minimum output of 800 W and the temperature in the heating zone shall be 420 OC f 20 OC. 8.2 Procedure The product is delivered as a kit comprising: - t
18、he connector body with hardware; - the contact; - the ferrule; - a heat-shrinkable sleeve. 8.3 Procedure with screen connection The assembly operation is carried out in the following phases: 1 - Pre-position heat-shrinkable sleeve and ferrule on the cable 2 - Strip cable as shown in figure 3: 3 - Ex
19、pose the braid by stripping the insulation Single braid EN 3375-003 Double braid EN 3375-004 Double braid - Mu metal EN 3375-005 -1 / I/ / / / 4 - Pick up and roll back the lst braid Cut the Mu metal strip 5 - Align the 2 wires in the pair 6 - Cut the fillers 7 - Strip the conductors 8 - Tin the con
20、ductors with Sn63 Pick up and roll back the 2“d braid II Imax. *!-i- 12 f l - IS nom. I I 10 10.5 9 - Recut the conductors to the lengths indicated =i- 5 k0.5 (dimensions in mm) Figure 3 10- Introduce the cable to butt into the contact 11 - Position the contact in the correct interface positioner (P
21、 or S: see figure 4) 12 - Hold in position (see figure 4) 13- Heat with a hot air generator until the solder rings melt and then continue for about 5 s 14 - Visually inspect: ensure that the solder preforms have melted 15 - Insert the contact in the connector 16- Install the ferrule 17 - Heat with a
22、 hot air generator until the solder ring melts and then continue for about 5 s 18 - Visually inspect: ensure that the solder preform has melted and the screening braid is in position. i i 10 r Heating zone Cable CI P: male contact (pin) S: female contact (socket) Holding fixture ,I II Cut the Mu met
23、al strip 4 - Align the 2 wires of the pair 5 - Cut the fillers 6 - Strip the conductors 7 - Tin the conductors with Sn63 8 - Recut the conductors to the lengths indicated Cut the 2“d braid - 13*1 s- IS nom. I 10 * 0.5 c! Figure 5 9 - Introduce the cable to butt into the contact 10- Position the cont
24、act in the correct interface positioner (P or S: see figure 4) 11 - Hold in position (see figure 4) 12 - Heat with a hot air generator until the solder rings melt and then continue for about 5 s 13 - Visually inspect: ensure that the solder preforms have melted 14 - Insert the contact in the connector 15 - Install the heat-shrinkable sleeve and shrink it, beginning on the connector side
