1、BSI Standards PublicationBS EN 4652-311:2015Aerospace series Connectors, coaxial, radiofrequencyPart 311: Type 3, N interface Clamp nutassembly version Right angle plug Product standardBS EN 4652-311:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4652-311:
2、2015.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessa
3、ryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 89782 5ICS 49.060Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was publis
4、hed under the authority of theStandards Policy and Strategy Committee on 31 December 2015.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS EN 4652-311:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4652-311 December 2015 ICS 49.060 English Version Aerospace seri
5、es - Connectors, coaxial, radio frequency - Part 311: Type 3, N interface - Clamp nut assembly version - Right angle plug - Product standard Srie arospatiale - Connecteurs coaxiaux pour radio frquences - Partie 311 : Type 3, interface N - Version presse toupe - Fiche coude - Norme de produit Luft- u
6、nd Raumfahrt - Koaxiale Hochfrequenz-Steckverbinder - Teil 311: Typ 3, N-Anschluss - Klemmverbindung - freier Steckverbinder, 90 abgewinkelt - Produktnorm This European Standard was approved by CEN on 6 June 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipul
7、ate 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. This European St
8、andard 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 members are the n
9、ational 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, Portugal, Romania,
10、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 form and by any m
11、eans reserved worldwide for CEN national Members. Ref. No. EN 4652-311:2015 EBS EN 4652-311:2015EN 4652-311:2015 (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 7 Quality assuran
12、ce . 11 8 Designation . 11 9 Marking 11 10 Packaging . 11 11 Storage 11 BS EN 4652-311:2015EN 4652-311:2015 (E) 3 European foreword This document (EN 4652-311:2015) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes
13、 carried out in accordance with the rules of this Association, this European 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 national stan
14、dard, either by publication of an identical text or by endorsement, at the latest by June 2016, and conflicting national standards shall be withdrawn at the latest by June 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN
15、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, Cyprus, C
16、zech 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 United King
17、dom. BS EN 4652-311:2015EN 4652-311:2015 (E) 4 1 Scope This European Standard specifies the characteristics of screwed on coupling (N interface) coaxial right angle plugs 50 ohms. The cable to connector assembly is a clamp technology. 2 Normative references The following documents, in whole or in pa
18、rt, 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 electric
19、al 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 Clamp nu
20、t assembly version Square flange receptacle Product standard EN 4652-313, Aerospace series Connectors, coaxial, radio frequency Part 313: Type 3, N interface Clamp nut assembly version Bulkhead receptacle Product standard EN 9133, Aerospace series Quality management systems Qualification procedure f
21、or aerospace standard parts TR 6058, Aerospace series Cable code identification list 2)3 Terms and definitions For 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 described in Cla
22、use 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) All parts
23、quoted in this standard. 2) Published as ASD-STAN Technical Report at the date of publication of this standard. http:/www.asd-stan.org/ BS EN 4652-311:2015EN 4652-311:2015 (E) 5 4.1 Configuration, dimension and mass Mass without heat shrink tubing. See Figure 1 and Table 1. Dimensions in millimetres
24、 Key 1 3 holes for locking 1 2 Marking 3 HEX. 20 4 Flat 10 5 HEX. F Figure 1 N right angle plug Marking: see Clause 9. BS EN 4652-311:2015EN 4652-311:2015 (E) 6 Table 1 N right angle plug dimensions and mass Cable group B C D E HEX. F Mass (cable jacket) (cable conductor) g max. max. max. max. A 43,
25、0 7,8 2,3 15 12 59,5 B 33,8 5,55 1,4 13 8 47,7 4.2 Materials and finish Centre contact : Copper alloy gold plated over nickel undercoat Insulators . : PTFE Sealings . : Silicone rubber or silicone fluoride Body . : Copper alloy, nickel plated Heat shrink tube . : Polyolefin Coupling nut, rear screw
26、and other parts materials shall have mechanical and electrical characteristics consistent with the requirements of this product standard. 4.3 Temperature Operating temperature shall be between 65 C and 165 C. 4.4 Electrical characteristics Impedance . : 50 Maximum operating frequency : 6 GHz VSWR .
27、: 1,15 max. from DC to 3 GHz 1,20 max. from 3 GHz to 6 GHz Insertion loss : 0,07f dB max., f in GHz Contact resistance (initial centre contact) . : 2,5 m max. Insulation resistance . : 5 000 M min. Withstand voltage : 1 500 Veff (at sea level) 4.5 General characteristics Tightening torque of couplin
28、g nut . : 4 Nm 0,4 Nm Force to engage or disengage : 0,68 Nm max. Service life . : 500 cycles BS EN 4652-311:2015EN 4652-311:2015 (E) 7 Retention of centre contact : 27 N min Retention of cable : see Table 2. Table 2 Retention of cable Cable group Retention of cable N min. A 180 B 180 4.6 Admissible
29、 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. 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 m
30、ax. mm min. mm max. mm 3,6 4,4 7,6 8,4 For stripping, see EN 2812. BS EN 4652-311:2015EN 4652-311:2015 (E) 8 5 Test methods See Table 6. Table 6 Test methods EN 2591- Designation of the test Details 101 Visual examination Applicable 102 Examination of dimensions and mass See 4.1. 201 Contact resista
31、nce - low level Applicable on centre contact 202 Contact resistance at rated current 2,5 m max. = initial centre contact, and 3,0 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 the microsecond range Du
32、ration 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 Pressure Mated aUnmated aSea level 1 500 1 500 12,1 kPa 800 550 4,7 kPa 375 350 2,7 kPa 250 200 aValu
33、es 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 strike, current and voltage pulse 10 kA wave form 5 A, 10 A RMS 221 Voltage Standing Wave Ratio (VSWR) Method B VSWR 1,15 from DC to 3 GHz VSWR 1,20 from 3 GHz to 6 GH
34、z BS EN 4652-311:2015EN 4652-311:2015 (E) 9 EN 2591- Designation of the test Details 222 Insertion Loss (I.L.) 0,07f dB max., f in GHz Measurement shall be performed with connector mated with EN 4652-312 or EN 4652-313 receptacle from same technology and cable group. 223 Measurement of characteristi
35、c 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 1 000 V at 5 MHz 226 Corona level Corona extinction voltag
36、e 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 chamber with non-metallic cords, so that no
37、 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 Sand and dust The mated connectors shall be arranged so
38、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. 312 Air leakage Not applicable BS EN 4652-311:2015EN 4652-311:2015 (E) 10 EN 2
39、591- Designation of the test Details 313 Artificial rain Not applicable 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 interfac
40、e with soft 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
41、in all) 403 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
42、load Applicable on rear of plug; torque moment = 15 Nm 406 Mechanical endurance 500 cycles 408 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
43、 (female contacts) Not applicable 422 Locking wire hole strength Applicable 427 Robustness of protective cover attachment Not applicable 507 Plating porosity Applicable 508 Measurement of thickness of coating on contacts Applicable 509 Adhesion of coating on contacts Applicable 513 Magnetic permeabi
44、lity 2 BS EN 4652-311:2015EN 4652-311:2015 (E) 11 6 Qualification Qualification test programme: see EN 4652-001. 7 Quality assurance See EN 9133. 8 Designation EXAMPLE Description block CONNECTOR, COAXIAL Identity block EN4652-311A50 Number of the basic standard Connector interface type code (see EN
45、 4652-001) 3 = N Technology of assembly code (see EN 4652-001) 1 = clamp Connector model code (see EN 4652-001) 1 = right angle 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
46、 EN 4652-001. 10 Packaging See EN 4652-001. 11 Storage See EN 4652-001. This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is incorporated by Roy
47、al Charter. British Standards and other standardization products are published by BSI Standards Limited.British Standards Institution (BSI)BSI Group Headquarters389 Chiswick High Road London W4 4AL UKAbout usWe bring together business, industry, government, consumers, innovators and others to shape
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49、ve their goals.Information on standardsWe can provide you with the knowledge that your organization needs to succeed. Find out more about British Standards by visiting our website at or contacting our Customer Services team or Knowledge Centre.Buying standardsYou can buy and download PDF versions of BSI publications, including British and adopted European and international standards, through ou
