1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Aerospace series - Connectors, coaxial, radio frequencyPart 320: Type 3, N interface - Crimp version - Straight plug - Product standardBS EN 4652-320:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4652-320 Nov
2、ember 2017 ICS 49.060 English Version Aerospace series - Connectors, coaxial, radio frequency - Part 320: Type 3, N interface - Crimp version - Straight plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 320 : Type 3, interface N - Version sertir - Fiche dr
3、oite - Norme de produit Luft- und Raumfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 320: Typ 3, N-Schnittstelle, Crimpverbindung, freier Steckverbinder, gerade - Produktnorm This European Standard was approved by CEN on 18 September 2017. CEN members are bound to comply with the CEN/CENELEC In
4、ternal 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-CENELEC Management Centre or to a
5、ny 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 same status as the official
6、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, Luxembourg, Malta, Netherlands, Norw
7、ay, 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 Brussels 2017 CEN All rights
8、of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4652-320:2017 ENational forewordThis British Standard is the UK implementation of EN 4652320:2017.The UK participation in its preparation was entrusted to Technical Committee ACE/6, Aerospace avioni
9、c 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 application. The British Standards
10、Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 98713 7ICS 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 Committee on 31 December 2017.Amendmen
11、ts/corrigenda issued since publicationDate Text affected BRITISH STANDARDBS EN 4652320:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4652-320 November 2017 ICS 49.060 English Version Aerospace series - Connectors, coaxial, radio frequency - Part 320: Type 3, N interface - Crimp version -
12、Straight plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 320 : Type 3, interface N - Version sertir - Fiche droite - Norme de produit Luft- und Raumfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 320: Typ 3, N-Schnittstelle, Crimpverbindung, freier S
13、teckverbinder, gerade - Produktnorm This European Standard was approved by CEN on 18 September 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 national standard without any alteration. Up
14、-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). A version in any other language made by trans
15、lation 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, Cyprus, Czech Republic, Denmark, Estonia, Finlan
16、d, 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDAR
17、DIZATION 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. EN 4652-320:2017 EBS EN 4652320:2017EN 4652-3
18、20:2017 (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 4652320:2017EN 4652-320:2017 (E) 3 European foreword This
19、 document (EN 4652-320:2017) 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 the approval of the National Associations and
20、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 conflicting national standards shall be withdr
21、awn 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-CENELEC Internal Regulations, the national standa
22、rds 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, Iceland, Ireland, Italy, Latvia, Lithuania, Lux
23、embourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4652320:2017EN 4652-320:2017 (E) 4 1 Scope This European Standard specifies the characteristics of screwed on coupling (N interface) coaxial st
24、raight plugs 50 ohms. The cable to connector assembly is a crimp technology. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For
25、 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, Aerospace series Stripping of electric cables
26、 EN 4652-001, Aerospace series Connectors, coaxial, radio frequency Part 001: Technical specificationEN 4652-002, Aerospace series Connectors, coaxial, radio frequency Part 002: Specification of performances EN 4652-322, Aerospace series Connectors, coaxial, radio frequency Part 322: Type 3, N inter
27、face Crimp version Square flange receptacle Product standard EN 9133, Aerospace series Quality Management Systems Qualification Procedure for Aerospace Standard Products TR 6058, Aerospace series Cable code identification list2)3 Required characteristics The connection technology shall comply to all
28、 required tests described in Clause 4. All interface shall comply to EN 4652-001. Holes for lockwire shall exist in case of no self-locking device on the product. Water ingress resistance is required in mated conditions for all cable groups. Water ingress resistance is required in unmated conditions
29、 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 Standard. (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 465
30、2320:2017EN 4652-320:2017 (E) 5 3.1 Configuration, dimension and mass Mass without heatshrink tubing See Figure 1 to Figure 3 and Table 1. Dimensions in millimetres Key 1 Prospective cap 2 Marking axis 3 Straight knurl 4 Hex 18,9 / Flats Figure 1 Nut type G Dimensions in millimetres Key 1 Prospectiv
31、e cap 2 Marking axis 3 Straight knurl aCenter contact Figure 2 Nut type H and connector dimensions BS EN 4652320:2017EN 4652-320:2017 (E) 6 Dimensions in millimetres Nut type: G Nut type: H Key 1 3 holes diameter 1 to 120 2 Hex 12/2 flats 3 2 holes diameter 0,75 Marking: see Clause 8. Figure 3 Type
32、G and H over view Table 1 N straight plug dimensions and mass Cable code (see TR 6058) Cable group Nut type A max. B max. C D E F Mass g WM C G 47 37,5 11,45 4,2 1,15 3 41,68 WD E H 50 41,5 13,95 8,4 2,5 6,3 45,02 WN F H 50 41,5 13,95 8,4 2,5 6,3 45,02 3.2 Materials and finish Center contact (front
33、active part) : Copper alloy gold plated over nickel undercoat Ferrule (if existing) : Copper alloy over nickel undercoat Insulators . : PTFE Sealings . : Silicone rubber or silicon fluoride Heat shrink tube : Polyolefin Body of connector, coupling nut, rear screw materials of these parts shall have
34、mechanical and electrical characteristics consistent with the required use. BS EN 4652320:2017EN 4652-320:2017 (E) 7 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
35、Table 2 Table 2 Electrical characteristics Frequency (MHz) VSWR max. 3 000 1,10 6 000 1,15 The VSWR requirement is applicable for connector alone. Insertion loss . : See Table 3 Contact resistance (initial central contact) : 1,5 m max. Insulation resistance : 5 000 M min. Withstand voltage . : 1 500
36、 Veff (at sea level) 3.5 General characteristics Tightening torque of coupling nut . : 3,7 m.N 0,3 Nm : T = 1,3 Nm for nut H Coupling proof torque . : : T = 1,6 Nm for nut G Service life : 500 cycles Retention of centre contact . : 27 N min. Retention of cable . : See Table 3 Table 3 General charact
37、eristics Cable code (see TR 6058) Insertion loss Retention of cable WD, WN 0,048 f (GHz) dB max. 400 N min. WM 0,1 f (GHz) dB max. 140 N min. BS EN 4652320:2017EN 4652-320:2017 (E) 8 3.6 Admissible cables, tools and stripping lengths 3.6.1 Admissible cables, tools The connector shall accept the cabl
38、es listed in Table 4 with associated tools. Table 4 Admissible cables and tools Cable code (see TR 6058) Cable group Stripping length mm Tools for crimping Center contact Ferrule WM C Tool M22520/1-01 Locator M22520/1-13 (red) Selection 7 Tool M22520/5-01 Die M22520/5-05 Hex = A WD E Tool M22520/1-0
39、1 Locator M22520/1-13 (red) Selection 7 Tool M22520/5-01 Die M22520/5-61 WN F Tool M22520/1-01 Locator M22520/1-13 (red) Selection 7 Tool M22520/5-01 Die M22520/5-61 3.6.2 Stripping lengths The cables shall be stripped according to lengths in Table 5 to Table 7. Table 5 Stripping lengths, cable Grou
40、p 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 4652320:2017EN 4652-320:2017 (E) 9 Table 6 Stripping lengths, cable Group E 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 Table 7 Stripping lengths, cable Group F A B C min. ma
41、x. 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 4652320:2017EN 4652-320:2017 (E) 10 4 Test methods See Table 8. Table 8 Test methods EN 2591- Designation of the test Details 101 Visual examination Applicable 102 Examination of dimensions and mass
42、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 max. 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
43、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 (vibrations) 206 Measurement of insulation resistance 5 000 M min. 207 Voltage proof test Method A, connectors unmated, except during tests EN 2591-314,
44、 where they are mated. Apply a voltage of 1 500 V at sea level Pressure Mated a Unmated a Sea level 1 500 1 500 12,1 kPa 800 550 4,7 kPa 375 350 2,7 kPa 250 200 aValues in Volts RMS. 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 s
45、trike, current and voltage pulse 10 kA wave form 5 A, 10 A RMS 221 Voltage Standing Wave Ratio (VSWR) Applicable, see Table 2. 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
46、. 223 Measurement of characteristic impedance of a coaxial connector or contact 50 5 at 200 MHz Input impedance 224 RF leakage 60 dB from 2 GHz to 3 GHz 225 RF high potential withstanding voltage 1 000 V at 5 MHz BS EN 4652320:2017EN 4652-320:2017 (E) 11 EN 2591- Designation of the test Details 226
47、Corona level Corona extension voltage 315 V rms at 4,4 kPa (70000 feet altitude) 303 Cold/low pressure and damp heat 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 chamb
48、er with non-metallic cords, so that no accumulation of condensed saline solution 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; then unmated for 48 h. 308 Sand and dust The mated connectors
49、shall be arranged so that their longitudinal axis is parallel 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) 314 Immersion and low air pressure Not applicable 315 Fluid resistance 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 eac
