AECMA PREN 3373-013-2003 Aerospace Series Terminal Lugs and in-line Splices for Crimping on Electric Conductors Part 013 In-line Splices Insulated and Moisture Resistant for Crimpi.pdf

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1、AECMA STANDARD NORME AECMA AECMA NORM Edition approved for publication 15 November 2003 prEN 3373-01 3 Edition P 1 November 2003 Comments should be sent within six months after the date of publication to Electrical Domain AECMA-STAN ICs: Descriptors: Aerospace industry, aircraft equipment, terminal

2、lugs, splices ENGLISH VERSION Aerospace series Terminal lugs and in-line splices for crimping on electric conductors Part O1 3: In-line splices, insulated and moisture resistant, for crimping on copper conductors, temperature up to 260 OC Product standard Srie arospatiale Luft- und Raumfahrt Cosses

3、et prolongateurs pour sertissage sur conducteurs lectriques Partie 013: Prolongateurs isols, rsistant lhumidit, pour sertissage sur conducteurs en cuivre, temprature jusqu 260 OC Kabelschuhe und Stossverbinder zum Crimpen auf elektrischen Leitungen Teil 013: Stossverbinder isoliert und feuchtigkeits

4、bestndig, zum Crimpen auf Leitungen aus Kupfer, fr Temperaturen bis 260 OC Norme de produit Produktnorm This “Aerospace Series“ frestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published for the needs of

5、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 pre-standard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functiona

6、lly, without re-identification of the standard. After examination and review by users and formal agreement of AECMA-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CE

7、N national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. I I Copyright 2003 O by AECMA-STA1 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provid

8、ed by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 prEN 3373-013: 2003 Foreword This standard was reviewed by the Domain Technical Coordinator of AECMA-STANS Electrical Domain . After inquiries and votes carried out in accordan

9、ce with the rules of AECMA-STAN defined in AECMA- STANS General Process Manual. this standard has received approval for Publication . Contents Page 1 2 3 4 5 6 7 8 9 10 Scope Normative references . Definitions . Characteristics . Tests and requirements Designation . Quality assurance Details of asse

10、mbly tooling Marking . Packaging 3 3 3 3 5 5 5 5 5 5 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 3 prEN 3373-01 3: 2003 1 Scope This standard

11、defines the characteristics of moisture resistant, insulated, nickel plated, in-line splices for crimping on nickel plated copper conductors. They may be used at temperatures up to 260 OC maximum. This standard shall be used in conjunction with EN 3373-001. 2 Normative references This European Stand

12、ard 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 publications apply to t

13、his European Standard only when incorporated in it by amendment or revision. For undated references, the latest edition of the publication referred to applies. EN 2083, Aerospace series - Copper or copper alloy conductors in electrical cables - Product standard EN 2591-305, Aerospace series - Elemen

14、ts of electrical and optical connection - Test methods - Patt 305: Rapid change of temperature EN 3373-001, Aerospace series - Terminal lugs and in-line splices for crimping on electric conductors - Patt O0 I: Technical specification 1 ) MI L-DTL-22520/37: September 1997, Crimping tool, electrical,

15、wire splicing, hand actuated, Type II, for environmental splices, wire range 26-12 A WG 2) MIL-STD-202, Test method standard electronic and electrical component parts 2) ASTM B75-97, Standard specification for seamless copper tube 3) QQ-N-290A: 1971, Nickel plating (Electrodeposited) 4) 3 Definition

16、s See EN 3373-001. 4 Characteristics 4.1 Temperature range The operational range for the assemblies specified is - 65 OC to 260 OC. 4.2 Materials 4.2.1 Insulating sleeve The outer insulating and sealing sleeve shall be heat-shrinkable polytetrafluoroethylene (PTFE) with meltable inner sealing sleeve

17、 of fluorinated ethylene propylene (FEP). 1) Published as AECMA Prestandard at the date of publication of this standard 2) Available from: Department of Defence (DOD), the Pentagon, Washington D.C. 20301 USA. 3) Available from ASTM, 1 O0 Barr Harbor, West Conshohocken, PA 19428, USA. 4) Available fr

18、om Naval Air Systems Command, Highway 547, Lakehurst, NJ 08733-5100. 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 3373-013: 2003 Plating

19、 on barrel Item code 4.2.2 Crimp barrel The crimp barrel shall be copper alloy ASTM B75. Range of conductors Mass as per EN 2083 per 1 O00 pcs a Colour code bands 4.2.3 Plating of crimp barrel The plating of the crimp barrel shall be nickel per QQ-N-290A. Itemcode 4.3 Dimensions and mass For dimensi

20、ons and mass see Figure 1 and Tables 1 and 2. Crimp barrel Sealing sleeve Minimum acceptable L 0 C D E As supplied f 0,05 f 0,05 f 0,25 f 0,25 max. 0 F min. cable diameter Crimp barrel O0 1 002 Sealing sleeve 1,96 1,22 12,7 5,97 0,38 3,18 0,45 38,O 2,62 1,70 14,61 6,86 0,51 3,18 0,94 38,O Key 1. Col

21、our code bands 2. Sealing sleeve 3. Meltable inner a Typical After crimping 003 I 3,81 I 2,54 I 14,61 I 6,86 I 1,27 I 4,80 Figure 1 - Crimp barrel and sealing sleeve Table 1 - Barrel plating, conductor range and colour codes 1,80 38,O O01 I Nickel I Red I O01 -006 I 26-20 I 463 I 002 I Nickel I Blue

22、 I 006-012 I 20-16 I 73 1 I 003 I Nickel I Yellow I 010-030 I 18-12 I 1235 I Table 2 - Dimensions of crimp barrels and sealing sleeves Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitt

23、ed without license from IHS-,-,-Page 5 prEN 3373-01 3: 2003 5 Tests and requirements 5.1 The tests and requirements shall be in accordance with EN 3373-001 with the following exceptions. 5.2 For test EN 2591-305, TA shall be - 65 “C. 5.3 Test MIL-STD-202 Method 106F, Moisture Resistance shall be car

24、ried out in place of EN 2591-314 with measurements and requirements as follows. Measurements shall be made before and after humidity conditioning and the specimens shall be closely wrapped in aluminium foil when these measurements are made. 5.3.1 5.3.2 Dielectric withstand voltage, 2 500 volts D.C.

25、for 1 min. The leakage current shall be less than 2 mA. Insulation resistance shall be greater than 5 O00 MQ. 6 Designation EXAMPLE: Description block Sealed in-line splice Identity block EN 33j3 -0 1 3-Xr Number of this standard Item code (see Table 1) NOTE If necessary, the code 19005 may be place

26、d between the description block and the identity block. 7 Quality assu rance Quality assurance shall be in accordance with EN 3373-001. 8 Details of assembly tooling 8.1 Crimping tools Crimping tools shall conform to the requirements of MIL-DTL-22520/37 8.2 Heating devices Hot air heating devices sh

27、all be fitted with reflectors to concentrate the heat and protect adjacent materials from damage and shall produce an air temperature of 320 “C to 380 “C in the active zone of the reflector. For heating in areas where there may be a hazard due to the presence of flammable vapours only heaters specia

28、lly designed and approved for use in such areas shall be used. 9 Marking The item code as per Table 1 shall be indicated by coloured bands on the crimp barrel as shown in Figure 1. 10 Packaging The packaging is to be marked with the EN designation, manufacturers name, part number, the quantity in the package and the date of manufacturer and batch number. 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-,-,-