1、BRITISH STANDARDBS EN 3646-002:2007Aerospace series Connectors, electrical, circular, bayonet coupling, operating temperature 175 C or 200 C continuous Part 002: Specification of performance and contact arrangementsICS 49.060g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g
2、48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 3646-002:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2008 BSI 2008ISBN 978 0 580 61889 5Nat
3、ional forewordThis British Standard is the UK implementation of EN 3646-002:2007.The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Panel ACE/6/-/3, Aerospace Connectors.A list of organizations represented o
4、n this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments/corrigen
5、da issued since publicationDate CommentsEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3646-002 March 2007 ICS 49.060 English Version Aerospace series - Connectors, electrical, circular, bayonet coupling, operating temperature 175 C or 200 C continuous - Part 002: Specification of performance
6、and contact arrangements Srie arospatiale - Connecteurs lectriques circulaires accouplement par baonnettes, temprature dutilisation 175 C ou 200 C continu - Partie 002 : Spcification de performances et arrangements des contacts Luft- und Raumfahrt - Elektrische Rundsteckverbinder, Bajonettkupplung,
7、Betriebstemperatur 175 C oder 200 C konstant - Teil 002: Leistungsdaten und Kontaktanordnungen This European Standard was approved by CEN on 30 September 2005. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard t
8、he status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, Ger
9、man). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech
10、Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPE
11、N DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3646-002:2007: E2 Contents Page Foreword3 0 Introduction4 1 Scope 4 2 Nor
12、mative references 4 3 Description and codification of class5 4 Definitions 5 5 Operating conditions.5 6 Type codes .7 7 Polarization.8 8 Housing sizes and contact arrangements 8 9 Contacts12 10 Filler plugs12 11 Rear accessories .12 12 Tooling12 13 Assembly and wiring instructions .12 EN 3646-002:20
13、073 Foreword This document (EN 3646-002:2007) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has re-ceived the approval of the National
14、 Associations and the Official Services of the member countries of ASD, 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 by endorsement, at the latest by September 2007, and conflicting national s
15、tandards shall be with-drawn at the latest by September 2007. 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 identifying any or all such patent rights. According to the CEN/CEN
16、ELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Repub-lic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxe
17、mbourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3646-002:20074 0 Introduction This family of connectors is derived from MIL-C-26482 series 2, the NAS 1599 with it is intermateable. 1 Scope This standard defines
18、the performances and contact arrangements groups for bayonet coupling circular con-nectors, intended for use in an operating temperature range of 65 C to 175 C or 200 C continuous. 2 Normative references The following referenced documents are indispensable for the application of this document. For d
19、ated refer-ences, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591-209, Aerospace series Elements of electrical and optical connection Test methods Part 209: Current temperature derating EN 3155-002, Aer
20、ospace series Electrical contacts used in elements of connection Part 002: List and utilization of contacts EN 3197, Aerospace series Installation of aircraft electrical and optical interconnection systems 1)EN 3646 (series), Aerospace series Connectors, electrical, circular, bayonet coupling, opera
21、ting tempera-ture 175 C or 200 C continuous EN 3646-001, Aerospace series Connectors, electrical, circular, bayonet coupling, operating temperature 175 C or 200 C continuous Part 001: Technical specification EN 3660-002, Aerospace series Cable outlet accessories for circular and rectangular electric
22、al and optical connectors Part 002: Index of product standards EN 4529-002, Aerospace series Elements of electrical and optical connection Sealing plugs Part 002: Index of products standards MIL-C-26482G, Connector, Electrical, (Circular, Miniature, Quick Disconnect, Environment Resisting), Recep-ta
23、cles and Plugs, General Specification for 2)NAS 1599, (Inactive) Connectors, General Purpose, Electrical, Miniature Circular, Environment Resisting, 200 C Maximum Temperature 3)1) Published as ASD Prestandard at the date of publication of this standard. 2) Published by: Department of Defense (DOD),
24、the Pentagon, Washington, DC 20301, USA. 3) Published by: Aerospace Industries Association of America, Inc. (AIA), 1250 Eye Street, NW; Suite 1100, Washington, DC 20005, USA. EN 3646-002:20075 3 Description and codification of class See Table 1. Table 1 Model Description A Sealed plug and receptacle
25、 with housing (shell) in black anodized aluminium alloy, crimp contacts, with three teeth at the rear of connector, maximum operating temperature 200 C continuous WS Sealed plug and receptacle with housing (shell) in olive-green cadmium alloy, conducting finish, 500 h resistance to salt mist, crimp
26、contacts, plug with grounding-spring-system screening ring with teeth over the entire periphery at the rear of the connectors, maximum operating temperature 175 C continuous RS Sealed plug and receptacle with housing (shell) in nickel-plated aluminium alloy, crimp contacts, plug with grounding-sprin
27、g-system screening ring, three teeth at the rear of the connector, maximum operating temperature 200 C continuous Connectors Y Hermetic receptacle, with housing (shell) in passivated stainless steel, solder contacts, maximum operating temperature 200 C continuous RS Protective cover for plug in nick
28、el-plated aluminium alloy Maximum operating tempera-ture 200 C continuous A Protective cover for receptacle or plug in black anodized aluminium alloy Maximum operating temperature 200 C continuous Protective covers WS Protective cover for receptacle or plug in olive-green cadmium-plated aluminium al
29、loy Maximum operating temperature 175 C continuous RS Dummy receptacle in nickel-plated aluminium alloy Maximum operating temperature 200 C continuous A Dummy receptacle in black anodized aluminium alloy Maximum operating temperature 200 C continuous Dummy receptacles WS Dummy receptacle in olive-gr
30、een cadmium-plated aluminium alloy Maximum operating temperature 175 C continuous 4 Definitions See EN 3646-001. 5 Operating conditions 5.1 Combinations of plugs and receptacles Table 2 shows the recommended combinations of plugs and receptacles. For these combinations, the characteristics of the pa
31、ir of connectors shall be those of the component with the lowest performance. Others combinations may be used subject to the approval of the design authorities. Table 2 Plug model Receptacle model A RS WS A X RS X X WS X X Y X X EN 3646-002:20076 5.2 Combinations of protective covers and connectors
32、See Table 3. Others combinations may be subject to the approval of the design authorities. Table 3 Combinations of protective covers and connectors Plug model Receptacle model Protective cover model A RS WS A RS WS Y A X X X X X X X RS X X X X X WS X X X X X 5.3 Permissible cables The performance of
33、 these connectors is achieved with the cables of dimensions given in Table 4 and using the accessories and wiring tools specified. Table 4 Outer diameters of cables mm Contact size min. max. 20 0,85 2,11 16 1,22 2,77 12 1,90 3,61 The use of cables exceeding the maximum diameter indicated is prohibit
34、ed. Cables smaller than the minimum diameter may be used, subject to a concession, provided that the requirements of EN 3197 are observed. 5.4 Operating characteristics 5.4.1 Electrical conditions current temperature derating: see EN 2591-209; rated current: according to standards for contacts; insu
35、lation resistance at ambient temperature: 5 000 M; withstand voltage: see Table 5. Table 5 Connectors rating IaConnectors rating IIaPressure Mated VrmsUnmatedVrmsMated VrmsUnmated VrmsSea level 1 500 1 500 2 300 2 300 12,1 kPa (15 000 m) 1 000 500 1 300 750 4,7 kPa (21 000 m) 1 000 375 1 300 500 1,1
36、 kPa (30 000 m) 1 000 200 1 300 200 aSee Table 9. Electrical continuity of the shell: see Table 6. Table 6 Receptacle model Plug model Maximum resistance m RS RS 5 WS WS 5 Y RS 50 EN 3646-002:20077 Shielding effectiveness: see Table 7. Table 7 Frequency MHz Minimum attenuation db with RS and WS mode
37、ls 100 65 200 60 300 55 400 55 600 50 800 45 1 000 45 5.4.2 Climatic conditions Operating temperatures: 1) minimum temperature: 65 C; 2) maximum temperature: see Table 1. Furthermore, the connector operating temperature shall be limited to the maximum operating temperature indicated in the product s
38、tandards for contacts; Corrosion resistance and fluid resistance: see EN 3646-001. 5.4.3 Mechanical conditions Mechanical endurance: 500 mating and unmating operations for models A; 250 mating and unmating operations for models RS and WS. 6 Type codes See Table 8. Table 8 Product Type Model EN 3646-
39、 Description A, RS, WS 003 Receptacle, square flange mounting 0 Y 005 Receptacle, hermetic, square flange mounting1 Y 007Receptacle, hermetic, round flange, welding or brazing mounting A 6 RS, WS 008 Plug A, RS, WS 004 Receptacle, jam-nut mountingConnector 7 Y 006 Receptacle, hermetic, jam-nut mount
40、ing 3 A, RS, WS 009 Protective cover for receptacle Protective cover 4 A, RS, WS 010 Protective cover for plug Dummy receptacle 5 A, RS, WS 011 Dummy receptacle EN 3646-002:20078 7 Polarization See Table 9. 8 Housing sizes and contact arrangements See Table 9 and Figures 1 to 31 (front view of the m
41、ale insulator). Table 9 Polarization bRatingaSize and number of contacts Polarization code Housing sizes and contact arrangements I II 20 16 12 N W X Y Z 08-3A or 08-98 X 3 0 60 210 08-33 X 3 0 90 10-02 X 2 0 10-06 X 6 0 90 12-03 X 3 0 180 12-08 X 8 0 90 112 203 292 12-10 X 10 0 60 155 270 295 14-04
42、 X 4 0 45 14-05 X 5 0 40 92 184 273 14-12 X 8 4 0 43 90 14-15 X 14 1 0 17 110 155 234 14-19 X 19 0 30 165 315 16-08 X 8 0 54 152 180 331 16-21 X 16 5 0 16-23 X 22 1 0 158 270 16-26 X 26 0 60 275 338 18-08 X 8 0 180 18-11 X 11 0 62 119 241 340 18-32 X 32 0 85 138 222 265 20-16 X 16 0 238 318 333 347
43、20-34 X 26 8 0 20-39 X 37 2 0 63 144 252 333 20-41 X 41 0 45 126 225 22-12 X 12 0 6 22-21 X 21 0 16 135 175 349 22-36 X 36 0 72 144 216 288 22-41 X 27 14 0 39 135 264 22-55 X 55 0 30 142 226 314 24-19 X 19 0 30 165 315 24-31 X 31 0 90 225 255 24-61 X 61 0 90 180 270 324 aSee Table 5. bThe angles giv
44、en in degrees indicate the various positions which the male insulators can occupy in relation to the shell viewed from the coupling side (see EN 3646-001). EN 3646-002:20079 08-3A or (08-98) 3 contacts, size 20 08-33 3 contacts, size 20 10-02 2 contacts, size 20 10-06 6 contacts, size 20 12-03 3 con
45、tacts, size 16 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 12-08 8 contacts, size 20 12-10 10 contacts, size 20 14-04 4 contacts, size 12 14-05 5 contacts, size 16 Figure 6 Figure 7 Figure 8 Figure 9 14-12 4 contacts, size 16 8 contacts, size 20 14-15 1 contact, size 16 14 contacts, size 20 14-19 1
46、9 contacts, size 20 16-08 8 contacts, size 16 Figure 10 Figure 11 Figure 12 Figure 13 16-21 5 contacts, size 16 16 contacts, size 20 16-23 1 contact, size 16 22 contacts, size 20 16-26 26 contacts, size 20 Figure 14 Figure 15 Figure 16 EN 3646-002:200710 18-08 8 contacts, size 12 18-11 11 contacts,
47、size 16 18-32 32 contacts, size 20 Figure 17 Figure 18 Figure 19 20-16 16 contacts, size 16 20-34 8 contacts, size 16 26 contacts, size 20 20-39 2 contacts, size 16 37 contacts, size 20 Figure 20 Figure 21 Figure 22 20-41 41 contacts, size 20 22-12 12 contacts, size 12 Figure 23 Figure 24 EN 3646-00
48、2:200711 22-21 21 contacts, size 16 22-36 36 contacts, size 20 Figure 25 Figure 26 22-41 14 contacts, size 16 27 contacts, size 20 22-5 55 contacts, size 20 Figure 27 Figure 28 24-19 19 contacts, size 12 24-31 31 contacts, size 16 Figure 29 Figure 30 EN 3646-002:200712 24-61 61 contacts, size 20 Figure 31 9 Contacts Removable contacts are indicated in EN 3155-002. 10 Filler plugs Filler plugs defined in EN 4529-002 shall be used in the grommet cavities which corresp
