1、BRITISH STANDARD AEROSPACE SERIESBS EN 3373-012:2005Terminal lugs and in-line splices for crimping on electric conductors Part 012: In-line splices, insulated and sealed, for crimping on copper conductors, temperature up to 150 C Product standard The European Standard EN 3373-012:2005 has the status
2、 of a British StandardICS 49.060g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 3373-012:2005This British Standard was published under the aut
3、hority of the Standards Policy and Strategy Committee on 23 February 2006 BSI 23 February 2006ISBN 0 580 47853 XNational forewordThis British Standard is the official English language version of EN 3373-012:2005. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aer
4、ospace avionic electrical and fibre optic technology, to Subcommittee ACE/6/-/8, Installations, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or
5、 European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to inclu
6、de all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquir
7、ies on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 7 and a back cover.The
8、 BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3373-012 December 2005 ICS 49.060 English Version Aerospace series - Terminal lugs and in-line sp
9、lices for crimping on electric conductors - Part 012: In-line splices, insulated and sealed, for crimping on copper conductors, temperature up to 150 C - Product standard Srie arospatiale - Cosses et prolongateurs pour sertissage sur conducteurs lectriques - Partie 012 : Prolongateurs isols pour ser
10、tissage sur conducteurs en cuivre, temprature jusqu 150 C - Norme de produit Luft- und Raumfahrt - Kabelschuhe und Stossverbinder zum Crimpen auf elektrischen Leitungen - Teil 012: Stossverbinder isoliert und abgedichtet, zum Crimpen auf Leitungen aus Kupfer, fr Temperaturen bis 150 C - Produktnorm
11、This European Standard was approved by CEN on 28 October 2005. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical ref
12、erences concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member
13、into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuan
14、ia, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN All ri
15、ghts of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3373-012:2005: E2 Contents Page Foreword 3 1 Scope .4 2 Normative references .4 3 Terms and definitions.4 4 Characteristics 4 5 Tests and requirements6 6 Designation .6 7 Quality assurance .7 8
16、 Details of assembly tooling7 9 Marking 7 10 Packaging7 EN 3373-012:20053 Foreword This European Standard (EN 3373-012:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of
17、this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, 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
18、by endorsement, at the latest by June 2006, and conflicting national standards shall be withdrawn at the latest by June 2006. 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 ide
19、ntifying any or all such patent rights. According to the 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, Hung
20、ary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3373-012:20054 1 Scope This standard defines the characteristics of sealed, insulated, tin plated, in-line splices for
21、crimping on tin or silver plated copper conductors and nickel plated in-line splices for crimping on nickel plated copper conductors. They may be used at temperatures up to 150 C maximum. This standard shall be used in conjunction with EN 3373-001. 2 Normative references The following referenced doc
22、uments are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2083, Aerospace series Copper or copper alloy conductors in electrical cab
23、les Product standard. EN 2591-305, Aerospace series Elements of electrical and optical connection Test methods Part 305: Rapid change of temperature. EN 3373-001, Aerospace series Terminal lugs and in-line splices for crimping on electric conductors Part 001: Technical specification. 1)MIL-DTL-22520
24、/37: September 1997, Crimping tool, electrical, wire splicing, hand actuated, Type II, for environmental splices, wire range 26-12 AWG. 2)ASTM B 545 - 97, Standard specification for electrodeposited coatings of tin. 3)ASTM B 75, Standard specification for seamless copper tube. 3)QQ-N-290A, Nickel pl
25、ating (Electrodeposited). 4)3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3373-001 apply. 4 Characteristics 4.1 Temperature range The operational range for the assemblies specified is 65 C to 150 C. 1) Published as AECMA Prestandard at the date of p
26、ublication of this standard. 2) Available from: Department of Defence (DOD), the Pentagon, Washington D.C. 20301 USA. 3) Available from ASTM, 100 Barr Harbor, West Conshohocken, PA 19428, USA. 4) Available from Naval Air Systems Command, Highway 547, Lakehurst, NJ 08733-5100. EN 3373-012:20055 4.2 M
27、aterials 4.2.1 Insulating sleeve The outer insulating and sealing sleeve shall be radiation cross-linked polyvinylidene fluoride with meltable sealing rings of uncrosslinked polyolefin compound at each end. 4.2.2 Crimp barrel The crimp barrel shall be copper alloy ASTM B 75. 4.2.3 Plating of crimp b
28、arrel The plating of the crimp barrel shall be tin in accordance with ASTM B 545 or nickel as per QQ-N-290A. 4.3 Dimensions and mass For dimensions and mass, see Figure 1 and Tables 1 and 2. Crimp barrel Sealing sleeve Key 1 Colour code bands 1 or 2 (see Table 1) 2 Sealing sleeve 3 Meltable sealing
29、rings Figure 1 Crimp barrel and sealing sleeve EN 3373-012:20056 Table 1 Barrel plating, conductor range and colour codes Range of conductors as per EN 2083Mass Item code Plating on barrel Colour code bands EN Codes AWG g/1 000 parts 001 Tin 1 Red 001 006 26 20 463 002 Tin 1 Blue 006 012 20 16 731 0
30、03 Tin 1 Yellow 010 030 18 12 1 235 004 Nickel 2 Red 001 006 26 20 463 005 Nickel 2 Blue 006 012 20 16 731 006 Nickel 2 Yellow 010 030 18 12 1 235 Table 2 Dimensions of crimp barrels and sealing sleeves Crimp barrel Sealing sleeve Item code A 0,05 B 0,05 C 0,25 D 0,25 E max. As supplied F min Minimu
31、m acceptable cable diameter001 & 004 1,96 1,22 12,7 5,97 0,38 2,16 0,63 002 & 005 2,62 1,70 14,61 6,86 0,51 2,79 0,63 003 & 006 3,81 2,54 14,61 6,86 1,27 4,32 0,63 5 Tests and requirements The tests and requirements shall be in accordance with EN 3373-001, except that for test EN 2591-305, TAshall b
32、e 65 C. Dielectric withstand voltage, 2 500 volts D.C. for 1 min. The leakage current shall be less than 2 mA. Insulation resistance shall be greater than 5 000 M. 6 Designation EXAMPLE Description block SEALED IN-LINE SPLICE Identity block EN3373-012-XXX Number of this standard Item code (see Table
33、 1) NOTE If necessary, the code I9005 may be placed between the description block and the identity block. EN 3373-012:20057 7 Quality assurance 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
34、 of MIL-DTL-22520/37. 8.2 Heating devices Hot air heating devices shall be fitted with reflectors to concentrate the heat and protect adjacent materials from damage and shall produce an air temperature of 280 C to 340 C in the active zone of the reflector. For heating in areas where there may be a h
35、azard due to the presence of flammable vapours only heaters specially designed and approved for use in such areas shall be used. 9 Marking The item code as per Table 1 shall be indicated by a coloured band or coloured bands on the crimp barrel as shown in Figure 1. 10 Packaging The packaging is to b
36、e marked with the EN designation, manufacturers name, part number, the quantity in the package and the date of manufacturer and batch number. EN 3373-012:2005BS EN 3373-012:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for
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