1、BSI Standards PublicationBS EN 4652-310:2015Aerospace series Connectors, coaxial, radiofrequencyPart 310: Type 3, N interface Clampnut assembly version Straight plug Product standardBS EN 4652-310:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4652-310:201
2、5. The UK participation in its preparation was entrusted to Technical Committee 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 necess
3、ary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 88573 0 ICS 49.060 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was
4、published under the authority of the Standards Policy and Strategy Committee on 30 September 2015.Amendments/corrigenda issued since publicationDate Text affectedBS EN 4652-310:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORMEN 4652-310 September 2015 ICS 49.060 English Version Aerospace series
5、 - Connectors, coaxial, radio frequency - Part 310: Type 3, N interface - Clamp nut assembly version - Straight plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 310: Type 3, interface N - Version presse toupe - Fiche droite - Norme de produit Luft- und Ra
6、umfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 310: Typ 3, N-Schnittstelle - Anschluss mit Konusringverschraubung - Gerader, freier Steckverbinder - Produktnorm This European Standard was approved by CEN on 7 February 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulat
7、ions 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 any CEN member.
8、 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 versions. CEN
9、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, Norway, Poland, Po
10、rtugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any
11、form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4652-310:2015 EBS EN 4652-310:2015EN 4652-310:2015 (E) 2 Contents Page European foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions . 4 4 Required characteristics 4 5 Test methods 8 6 Qualification . 11
12、7 Quality assurance . 11 8 Designation . 11 9 Marking 11 10 Packaging . 11 11 Storage 11 BS EN 4652-310:2015EN 4652-310:2015 (E) 3 European foreword This document (EN 4652-310:2015) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After en
13、quiries and votes carried out in accordance with the rules of this Association, this Standard has received 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 natio
14、nal standard, either by publication of an identical text or by endorsement, at the latest by March 2016, and conflicting national standards shall be withdrawn at the latest by March 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent ri
15、ghts. CEN and/or CENELEC shall not be held responsible for identifying 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, Bulgaria, Croatia,
16、 Cyprus, 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, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the U
17、nited Kingdom. BS EN 4652-310:2015EN 4652-310:2015 (E) 4 1 Scope This European Standard specifies the characteristics of screwed on coupling (N interface) coaxial straight plugs 50 ohms. The cable to connector assembly is a clamp technology. 2 Normative references The following documents, in whole o
18、r in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591 1), Aerospace series Elements of e
19、lectrical and optical connection Test methods EN 2812, Aerospace series Stripping of electric cables EN 4652-001, Aerospace series Connectors, coaxial, radio frequency Part 001: Technical specification EN 4652-312, Aerospace series Connectors, coaxial, radio frequency Part 312: Type 3, N interface C
20、lamp nut assembly version Square flange receptacle Product standard2)EN 4652-313, Aerospace series Connectors, coaxial, radio frequency Part 313: Type 3, N interface Clamp nut assembly version Bulkhead receptacle Product standard 2)EN 9133, Aerospace series Quality management systems Qualification p
21、rocedure for aerospace standard parts TR 6058, Aerospace series Cable code identification list 3)3 Terms and definitionsFor the purposes of this document, the terms and definitions given in EN 4652-001 apply. 4 Required characteristics The connection technology shall comply to required tests describ
22、ed in Clause 5. Interface shall comply to EN 4652-001. A self-locking device on plugs shall be proposed if holes for lockwire do not exist. Water ingress resistance is required in mated conditions for all cable groups. Water ingress resistance is required in unmated condition for cable group A. 1) A
23、ll parts quoted in this European Standard. 2) Published as ASD-STAN Prestandard at the date of publication of this European Standard. http:/www.asd-stan.org/ 3) Published as ASD-STAN Technical Report at the date of publication of this European Standard. http:/www.asd-stan.org/ BS EN 4652-310:2015EN
24、4652-310:2015 (E) 5 4.1 Configuration, dimension and mass Mass without heat shrink tubing. See Figure 1 and Table 1. Dimensions in millimetres Key 1 Marking 2 3 holes for lockwire 1 3 HEX. 20 4 Flat 10 5 HEX. F Figure 1 N straight plug Marking: see Clause 9. Table 1 N straight plug dimensions and ma
25、ss Cablegroup A C D E HEX. F Mass(cable jacket) (cable conductor) gmax. max. max. max. A 44,9 7,8 2,3 15 12 45,9 B 38,7 5,55 1,4 13 8 36,8 BS EN 4652-310:2015EN 4652-310:2015 (E) 6 4.2 Materials and finish Centre contact : Copper alloy gold plated over nickel undercoat Insulators . : PTFE Sealings .
26、 : Silicone rubber or silicone fluoride Body . : Copper alloy, nickel plated Heat shrink tube . : Polyolefin Coupling nut, rear screw and other parts materials shall have mechanical and electrical characteristics consistent with the requirements of this product standard. 4.3 Temperature Operating te
27、mperature shall be between 65 C and 165 C. 4.4 Electrical characteristics Impedance . : 50 Maximum operating frequency : 6 GHz VSWR . : 1,15 up to 6 GHz Insertion loss : 0,04f dB max., f in GHz Contact resistance (initial centre contact) . : 1,5 m max. Insulation resistance . : 5 000 M min. Withstan
28、d voltage : 1 500 Veff (at sea level) 4.5 General characteristics Tightening torque of coupling nut . : 4 Nm 0,4 Nm Force to engage or disengage : 0,68 Nm max. Service life . : 500 cycles Retention of centre contact : 27 N min Retention of cable . : see Table 2. BS EN 4652-310:2015EN 4652-310:2015 (
29、E) 7 Table 2 Retention of cable Cable group Retention of cable N min. A 180 B 180 4.6 Admissible cables, tools and stripping lengths See Table 3 to Table 5. Table 3 Stripping lengths Cable group Cable code (see TR 6058) Stripping lengths mm A KW B KX Table 4 Stripping lengths cable group A A B min.
30、mm max. mm min. mm max. mm 3,6 4,4 8,6 9,4 Table 5 Stripping lengths cable group B A B min. mm max. mm min. mm max. mm 3,6 4,4 7,6 8,4 For stripping, see EN 2812. BS EN 4652-310:2015EN 4652-310:2015 (E) 8 5 Test methods See Table 6. Table 6 Test methods EN 2591- Designation of the test Details 101 V
31、isual examination Applicable 102 Examination of dimensions and mass See 4.1. 201 Contact resistance - low level Applicable on centre contact 202 Contact resistance at rated current 1,5 m max. = initial centre contact, and 2,0 m max. after testFor nickel plated connectors: 0,4 m max. = initial extern
32、al contact, and 1,2 m max. after test 204 Discontinuity of contacts in the microsecond range Duration of micro discontinuity: 1 s Method B Test time: throughout duration of tests EN 2591-402 and EN 2591-403. 206 Measurement of insulation resistance 5 000 M min. 207 Voltage proof test Method A Pressu
33、re Mated aUnmated aSea level 1 500 1 500 12,1 kPa 800 5504,7 kPa 375 3502,7 kPa 250 200aValues in Volts RMS. 212 Surface transfer impedance Applicable (up to 100 MHz) 3 m 1 MHz 1 m 10 MHz 3 m 30 MHz5 m 100 MHz 214 Lightning strike, current and voltage pulse 10 kA wave form 5 A, 10 A RMS 221 Voltage
34、Standing Wave Ratio (VSWR) Method B VSWR 1,15 up to 6 GHz BS EN 4652-310:2015EN 4652-310:2015 (E) 9 EN 2591- Designation of the test Details 222 Insertion Loss (I.L.) 0,04f dB max., f in GHz Measurement shall be performed with connector mated with EN 4652-312 or EN 4652-313 receptacle from same tech
35、nology and cable group. 223 Measurement of characteristic impedance of a coaxial connector or contact 50 5 at 200 MHz Input impedance 224 RF leakage Measured from 2 GHz to 3 GHz. 50 dB for connectors on cable group A 60 dB for connectors on cable group B 225 RF high potential withstanding voltage 1
36、000 V at 5 MHz 226 Corona level Corona extinction 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
37、 in the test chamber 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 5 cycles/min.; exposed to the salt mist: mated for 240 h Not exposed to the salt mist: unmated for 48 h. 308
38、Sand and dust The mated connectors 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) 311 Low air pressure Refer to test EN 2591-207. BS EN 4652-310:2015EN
39、4652-310:2015 (E) 10 EN 2591- Designation of the test Details 314 Immersion at low air pressure Specimen without heat shrinkable tube. In unmated condition (applicable only for connectors on cable group A): After the three (3) cycles, remove the specimen from salt water, clean the interface with sof
40、t paper. In mated condition (applicable for all connectors): standard procedure.315 Fluid resistance See EN 4652-001. 317 Flammability 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
41、Sinusoidal and random vibration Method A: sinusoidal vibration with the following individual modalities:Level 2 50 Hz to 70 Hz 1,5 mm double amplitude 70 Hz to 2 000 Hz 20 g Three (3) axis or two (2) axis (straight connectors) Duration 4 h per axis at ambient temperature 404 Transverse load Applicab
42、le on rear of plug; torque moment = 15 Nm 406 Mechanical endurance 500 cycles408 Mating and unmating forces 0,68 Nm max.409 Contact retention in insert 27 N min., applicable on cabled specimen 417 Tensile strength (crimped connection) See Table 2. 418 Gauge insertion/extraction forces (female contac
43、ts) Not applicable 422 Locking wire hole strength Applicable 507 Plating porosity Applicable 508 Measurement of thickness of coating on contacts Applicable 509 Adhesion of coating on contacts Applicable 513 Magnetic permeability 2 BS EN 4652-310:2015EN 4652-310:2015 (E) 11 6 Qualification Qualificat
44、ion test programme: see EN 4652-001. 7 Quality assurance See EN 9133. 8 Designation EXAMPLEDescription block CONNECTOR, COAXIAL Identity block EN4652-310A50 Number of the basic standard Connector interface type code (see EN 4652-001) 3 = N Technology of assembly code (see EN 4652-001) 1 = clamp Conn
45、ector model code (see EN 4652-001) 0 = straight plug Cable group code (see Table 3) Impedance: 50 = 50 NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 9 Marking See EN 4652-001. 10 Packaging See EN 4652-001. 11 Storage See EN 4652-001. This pag
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