1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Aerospace series - Connectors, coaxial, radio frequencyPart 321: Type 3, N interface - Crimp assembly version - Right angle plug - Product standardBS EN 4652-321:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN
2、4652-321 November 2017 ICS 49.060 English Version Aerospace series - Connectors, coaxial, radio frequency - Part 321: Type 3, N interface - Crimp assembly version - Right angle plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 321 : Type 3, interface N - V
3、ersion sertir - Fiche coude - Norme de produit Luft- und Raumfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 321: Typ 3, N-Schnittstelle - Krimpausfhrung, Freier - Steckverbinder 90abgewinkelt- - Produktnorm This European Standard was approved by CEN on 23 July 2017. CEN members are bound to com
4、ply 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 references concerning such national standards may be obtained on application to the CEN-CENELE
5、C Management Centre 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 into its own language and notified to the CEN-CENELEC Management Centre has the s
6、ame status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembour
7、g, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Br
8、ussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4652-321:2017 ENational forewordThis British Standard is the UK implementation of EN 4652-321:2017. The UK participation in its preparation was entrusted to Technical Comm
9、ittee ACE/6, Aerospace avionic electrical and fibre optic technology.A list of organizations represented on 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 applic
10、ation. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 98313 9ICS 49.060Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committe
11、e on 30 November 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 4652-321:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4652-321 November 2017 ICS 49.060 English Version Aerospace series - Connectors, coaxial, radio frequency - Part 321: Type 3,
12、N interface - Crimp assembly version - Right angle plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 321 : Type 3, interface N - Version sertir - Fiche coude - Norme de produit Luft- und Raumfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 321: Typ 3, N
13、-Schnittstelle - Krimpausfhrung, Freier - Steckverbinder 90abgewinkelt- - Produktnorm This European Standard was approved by CEN on 23 July 2017. 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
14、 national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German).
15、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-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyp
16、rus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and U
17、nited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No.
18、EN 4652-321:2017 EBS EN 4652-321:2017EN 4652-321:2017 (E) 2 Contents Page European foreword 3 1 Scope 4 2 Normative references 4 3 Required characteristics 4 4 Test methods 10 5 Qualification 12 6 Quality assurance 12 7 Designation . 12 8 Marking . 13 9 Packaging . 13 10 Storage 13 BS EN 4652-321:20
19、17EN 4652-321:2017 (E) 3 European foreword This document (EN 4652-321:2017) 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 received
20、 the approval of the National 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 May 2018, and
21、 conflicting national standards shall be withdrawn at the latest by May 2018 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. According to the CEN-CEN
22、ELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, I
23、celand, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4652-321:2017EN 4652-321:2017 (E) 4 1 Scope This European Standard specifies the characteristics
24、of screwed on coupling (N interface) coaxial right angle plugs 50 ohms. The cable to connector assembly is a crimp technology. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated referen
25、ces, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 2591, Aerospace series Elements of electrical and optical connection Test methods 1)EN 2812, Aeros
26、pace series Stripping of electric cables EN 4652-001, Aerospace series Connectors, coaxial, radio frequency Part 001: Technical specificationEN 4652-322, Aerospace series Connectors, coaxial, radio frequency Part 322: Type 3, N interface Crimp version Square flange receptacle Product standard EN 913
27、3, Aerospace series Quality management systems Qualification procedure for aerospace standard parts TR 6058, Aerospace series Cable code identification list2)3 Required characteristics The connection technology shall comply to all required tests described in Clause 4. All interfaces shall comply to
28、EN 4652-001. Holes for lockwire shall exist in case of no self-locking device on the product. Water ingress resistance is required in unmated conditions for cable group A. All parts quoted in this European Standard. 1) Published as ASD-STAN Prestandard at the date of publication of this European Sta
29、ndard. (www.asd-stan.org). 2) Published as ASD-STAN Technical Report at the date of publication of this European Standard. (www.asd-stan.org). BS EN 4652-321:2017EN 4652-321:2017 (E) 5 3.1 Configuration, dimension and mass Mass without heatshrink tubing. See Figure 1 and Table 1. Dimensions in milli
30、metres Key 1 Prospective cap 2 Marking axis 3 Straight knurl 4 Hex 18,9/Flat Figure 1 Nut type G Dimensions in millimetres Key 1 Prospective cap 2 14,3 Flats 3 Straight knurl a Center contact Figure 2 Nut type H and connector dimensions BS EN 4652-321:2017EN 4652-321:2017 (E) 6 Dimensions in millime
31、tres Nut type: G Nut type: H Key 1 3 holes diameter 1 to 120 2 Hex 12/2 flats 3 Hex 14/2 flats 4 2 holes diameter 0,75 5 1 hole diameter 0,8 Marking: see Clause 8. Figure 3 Type G and H over view Table 1 N right angle plug dimensions and mass Cable code (see TR 6058) Cable group Nut type A max. B ma
32、x. C D E F Mass g WM C G 47,9 37,5 12,4 4,2 1,15 3 41,68 WD E H 50,5 41,5 12,4 8,4 2,5 6,3 69,12 WN F H 50,5 41,5 12,4 8,4 2,5 6,3 69,12 3.2 Materials and finish Center contact (front active part) : Copper alloy gold plated over nickel undercoat Ferrule (if existing) : Copper alloy over nickel under
33、coat Insulators . : PTFE Sealings . : Silicone rubber or silicon fluoride Heat shrink tube . : Polyolefin, 135 C min BS EN 4652-321:2017EN 4652-321:2017 (E) 7 Body of connector, coupling nut, rear screw materials of these parts shall have mechanical and electrical characteristics consistent with the
34、 required use. 3.3 Temperature Operating temperature shall be between 65 C to 165 C (only connectors). 3.4 Electrical characteristics Impedance . : 50 Maximum operating frequency . : 6 GHz VSWR : See Table 2. Table 2 Electrical characteristics Frequency (MHz) VSWR max. 3 000 1,10 6 000 1,15 Insertio
35、n loss : See Table 3. Contact resistance (initial central contact) : 1,5 m max. Insulation resistance . : 5 000 M min. Withstand voltage . : 1 500 Veff (at sea level) 3.5 General characteristics Tightening torque of coupling nut : 3,7 m.N Coupling proof torque : T = 1,3 m.N for nut H T = 1,6 m.N for
36、 nut G Service life . : 500 cycles Retention of centre contact : 27 N min. Retention of cable : See Table 3. Table 3 General characteristics Cable code (see TR 6058) Insertion loss Retention of cable WD, WN 0,07f (GHz) dB max. 400 N min. WM 0,1f (GHz) dB max. 140 N min. BS EN 4652-321:2017EN 4652-32
37、1:2017 (E) 8 3.6 Admissible cables, tools and stripping lengths 3.6.1 Admissible cables, tools The connector shall accept the cables listed in Table 4 with associated tools. Table 4 Tools and stripping lengths Cable code (see TR 6058) Cable group Stripping length mm Tools for crimping Center contact
38、 Ferrule WM C Tool M22520/1-01 Tool M22520/5-01 Locator M22520/1-13 (red) Selection 7 Die M22520/5-05 Hex = A WD E Tool M22520/1-01 Tool M22520/5-01 Locator M22520/1-13 (red) Selection 7 Die M22520/5-61 WN F Tool M22520/1-01 Tool M22520/5-01 Locator M22520/1-13 (red) Selection 7 Die M22520/5-61 3.6.
39、2 Stripping lengths The cables shall be stripped according to lengths in Table 5 to Table 8. Table 5 Stripping lengths, cable Group C A B C min. max. min. max. min. max. mm mm mm mm mm mm 8,8 9,2 8,8 9,2 22,8 23,2 BS EN 4652-321:2017EN 4652-321:2017 (E) 9 Table 6 Stripping lengths, cable Group E A B
40、 C min. max. min. max. min. max. mm mm mm mm mm mm 8,8 9,2 8,8 9,2 26,8 27,2 Table 7 Stripping lengths, cable Group F A B C min. max. min. max. min. max. mm mm mm mm mm mm 8,8 9,2 8,8 9,2 26,8 27,2 For stripping, see EN 2812. BS EN 4652-321:2017EN 4652-321:2017 (E) 10 4 Test methods See Table 8. Tab
41、le 8 Test methods (1 of 3) EN 2591- Designation of the test Details 101 Visual examination Applicable 102 Examination of dimensions and mass See 3.1. 201 Contact resistance low level Applicable on center contact 202 Contact resistance at rated current 1,5 m max. = initial central contact and 2,0 m m
42、ax. after test For nickel plated connectors: 0,4 m max. = initial external contact and 1,2 m max. after test 204 Discontinuity of contacts in the microsecond range Duration of micro discontinuity: 100 ns Method B Test time: throughout duration of tests EN 2591-402 (shocks) and EN 2591-403 (vibration
43、s) 206 Measurement of insulation resistance 5 000 M min. 207 Voltage proof test Method A, connectors unmated, except during tests EN 2591-314 (Immersion at low air pressure), where they are mated Apply a voltage of 1 500 V at sea level Pressure Mated Unmated a Sea level 1 500 1 500 12,1 kPa 800 550
44、4,7 kPa 375 350 2,7 kPa 250 200 aValues in Volts r.m.s 212 Surface transfer impedance Applicable (Up to 100 MHz) 3 m 1 MHz 1 m 10 MHz 3 m 30 MHz 5 m 100 MHz 214 Lightning strike, current and voltage pulse 10 kA wave form 5 A, 10 A r.m.s. 221 Voltage Standing Wave Ratio (VSWR) Applicable, see Table 2
45、. 222 Insertion Loss (I.L.) Applicable, see Table 3. Measurement shall be performed with connector mated with EN 4652-322 straight flange jack receptacle from same cable group. 223 Measurement of characteristic impedance of a coaxial connector or contact 50 5 at 200 MHz Input impedance 224 RF leakag
46、e 60 dB from 2 GHz to 3 GHz BS EN 4652-321:2017EN 4652-321:2017 (E) 11 Table 8 Test methods (2 of 3) EN 2591- Designation of the test Details 225 RF high potential withstanding voltage 1 000 V at 5 MHz 226 Corona level Corona extension voltage 315 V r.m.s. at 4,4 kPa (70000 feet altitude) 303 Cold/l
47、ow pressure and damp heat Applicable Five (5) cycles Minimum temperature 60 C 305 Rapid change of temperature Mated connectors TA = +05165 C; TB = 5065 C. 307 Salt mist The connectors shall be suspended in the test chamber with non-metallic cords, so that no accumulation of condensed saline solution
48、 can occur. The connectors shall be: subjected to 50 cycles of mating and unmating at a rate five (5) cycles/min.: exposed to the salt mist: mated for 240 h not exposed to the salt mist: unmated for 48 h 308 Sand and dust The mated connectors shall be arranged so that their longitudinal axis is para
49、llel to the wind direction, with the rear of the plug facing the wind. Wind velocity in the duct: (3,5 0,5) m/s Number of cycles: one (1) 315 Fluid resistance Applicable. See EN 4652-001. 317 Flammability Applicable method A 402 Shock Method A, half sine Severity 30 g duration 11 ms Number of shocks: one (1) in each way for each of the three (3) axis six (6) shocks in all 403 Sinusoidal and random vibrations Method
