1、BS EN4604-006:2009ICS 49.060NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Cable, electrical, forsignal transmissionPart 006: Cable, coaxial, 50 ohm, 200 C,type WM Product standardThis British Standardwas published under theauthority of the Sta
2、ndardsPolicy and StrategyCommittee on 31 March2009 BSI 2009ISBN 978 0 580 62395 0Amendments/corrigenda issued since publicationDate CommentsBS EN 4604-006:2009National forewordThis British Standard is the UK implementation of EN 4604-006:2009.The UK participation in its preparation was entrusted to
3、TechnicalCommittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its corr
4、ect application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 4604-006:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4604-006 February 2009 ICS 49.060 English Version Aerospace series - Cable, electrical, for signal transmission - Part 006: Cable, c
5、oaxial, 50 ohm, 200 C, type WM - Product standard Srie arospatiale - Cbles lectriques pour transmission de signaux - Partie 006: Cble coaxial, 50 ohms, 200 C, type WM - Norme de produit Luft- und Raumfahrt - Elektrisch Leitungen fr Signalbertragungen - Teil 006: Koaxialkabel, 50 Ohm, 200 C, Typ WM -
6、 Produktnorm This European Standard was approved by CEN on 21 June 2008. 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-to-date lists and bibliogra
7、phical 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, German). A version in any other language made by translation under the responsibility of a
8、 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 Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland
9、, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17,
10、B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4604-006:2009: EBS EN 4604-006:2009EN 4604-006:2009 (E) 2 Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Required charac
11、teristics .4 5 Quality assurance . 10 6 Designation . 11 7 Identification and marking . 11 8 Packaging, labelling and delivery lengths . 11 9 Technical specification 11 BS EN 4604-006:2009EN 4604-006:2009 (E) 3 Foreword This document (EN 4604-006:2009) has been prepared by the Aerospace and Defence
12、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 the Official Services of the member countries of ASD, prior to its presentat
13、ion 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 August 2009, and conflicting national standards shall be withdrawn at the latest by August 2009. Attention is drawn to the possibility t
14、hat 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/CENELEC Internal Regulations, the national standards organizations of the following countries are bound
15、to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Swit
16、zerland and the United Kingdom. BS EN 4604-006:2009EN 4604-006:2009 (E) 4 1 Scope This standard specifies the required characteristics of a coaxial cable, 50 , type WM, for use in aircraft electrical systems at operating temperature between 55 C and 200 C and specially for high frequency up to 5 GHz
17、. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 3475-100*, Aerospace
18、series Cables, electrical, aircraft use Test methods Part 100: General EN 4604-001, Aerospace series Cable, electrical, for signal transmission Part 001: Technical specification EN 4604-002, Aerospace series Cable, electrical, for signal transmission Part 002: General TR 6058, Aerospace series Cable
19、 code identification list 1)ASTM B 298-99, Standard specification for silver-coated soft or annealed copper wire 2)MIL-PRF-39012, Connectors, coaxial, radio frequency, general specification for 3)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3475-10
20、0:2002 and the following apply. 3.1 epsilon () value of dielectric constant 4 Required characteristics 4.1 Material, construction, dimensions and mass 4.1.1 Material See Table 1. * And all parts quoted in Table 4. 1) Published as ASD Technical Report at the date of publication of this standard. 2) P
21、ublished by: American Society for Testing and Materials (ASTM), 1916 Race Street, Philadelphia, PA 19103, USA. 3) Published by: Department of Defense (DOD), the Pentagon, Washington, D.C. 20301 USA. BS EN 4604-006:2009EN 4604-006:2009 (E) 5 Table 1 Material Material Finish Colour Conductor Single-st
22、rand copper per ASTM-B298-99 1 m silver plated Dielectric Fluorocarbon dielectric with low epsilon (PTFE) Screen (foil) Tape, silver plated copper or silver alloy Shield Braid, copper per ASTM-B298-99 1 m silver plated Jacket Extruded Fluorinated Ethylene Propylene (FEP) Violet 4.1.2 Construction, d
23、imensions and mass See Figure 1 and Table 2. Key 1 Conductor 2 Dielectric 3 Screen 4 Shield 5 Jacket Figure 1 Construction Table 2 Dimensions and mass Diameter Mass mm g/m Conductor Dielectric Shield Cable min. nom. max. min. max. min. max. min. nom. max. max. 0,99 1,02 1,05 2,74 2,94 3,30 3,70 3,70
24、 3,85 4,00 35 In order to ensure mechanical integrity (connection strength as per MIL-PRF-39012) the minimum diameter of the shielding strands shall be 0,10 mm. The dielectric diameter (min. max.) shall be maintained during connection (after unwrapping screen). BS EN 4604-006:2009EN 4604-006:2009 (E
25、) 6 4.2 General characteristics Operating temperature: 55 C to 200 C. Minimum bend radius: in static use: 25 mm; in dynamic use: 70 mm. Performances are guaranteed up to 5 GHz. 4.3 Electrical characteristics Characteristic impedance : Zc = (50 3) . Capacitance per unit length: Cp = 82 pF/m max. Tran
26、sfer impedance up to 400 MHz: 20 m/m max. Operating voltage: 750 V RMS max. Maximum power handling (at sea level): see Table 3 and Figure 2. Attenuation versus frequency: see Table 3 and Figure 2. Velocity of propagation: 0,81 c min. Table 1 Frequency, attenuation and power handling Frequency MHz 50
27、 100 400 1 000 5 000 Attenuation dB/100 m 8 11,5 20,5 40 85 Power handling W 2 800 2 000 1 100 600 300 BS EN 4604-006:2009EN 4604-006:2009 (E) 7 Figure 2 Maximum attenuation curve (ascending) Power curve (descending) 4.4 Tests See Table 4. BS EN 4604-006:2009EN 4604-006:2009 (E) 8 Table 4 Tests EN 3
28、475- Designation of the test Remarks 201 Visual examination Applicable 202 Mass Applicable 203 Dimensions Applicable See 4.1.2, Table 2. 301 Ohmic resistance per unit length Applicable 21,5 /km max. 302 Voltage proof test Applicable Dielectric: Dry test: 2 500 VAC Jacket: Dry impulse: 5 000 V Dry te
29、st: 1 750 VAC 303 Insulation resistance Applicable 5 000 M.km between conductor and shield. 304 Surface resistance Not applicable 305 Overload resistance Not applicable 306 Continuity of conductors Applicable 307 Corona extinction voltage Not applicable 401 Accelerated ageing Not applicable 402 Shri
30、nkage and delamination Not applicable 403 Delamination and blocking Not applicable 404 Thermal shock Not applicable 405 Bending at ambient temperature Not applicable 406 Cold bend test Not applicable 407 Flammability Applicable Load = 10 N 408 Fire resistance Not applicable 409 Air-excluded ageing N
31、ot applicable 410 Thermal endurance Not applicable 411 Resistance to fluids Applicable 412 Humidity resistance Not applicable 413 Wrap back test Not applicable 414 Differential scanning calorimeter (DSC test) Not applicable continued BS EN 4604-006:2009EN 4604-006:2009 (E) 9 Table 4 Tests (continued
32、) EN 3475- Designation of the test Remarks 415 Rapid change of temperature Applicable Variation of capacitance: 5 % max. Increase of attenuation: 5 % max. Shrinkage: 1,5 mm max. 1stSpecimen length (C,): 20 m 416 Thermal stability Applicable Heat exposure temperature: 200 C Variation of capacitance:
33、5 % max. Increase of attenuation: 5 % max. Variation of impedance: 3 % max. Shrinkage: 1,5 mm max. 3rdSpecimen length (C,): 20 m Mandrel diameter: 50 mm. 418 Thermal endurance for conductors Not applicable 501 Dynamic cut-through Not applicable 502 Notch propagation Applicable Cut depth 0,04 mm 503
34、Scrape abrasion Applicable External sheath 10 000 cycles Load = 6 N 504 Torsion Not applicable 505 Tensile test on conductors and strands Applicable Elongation 10 % Tensile strength 18 daN min. 506 Plating continuity Applicable 507 Adherence of plating Applicable 508 Plating thickness Applicable 1m
35、509 Solderability Not applicable 510 Tensile strength and elongation of extruded insulation, sheath and jacket material Not applicable 511 Cable-to-cable abrasion Not applicable 512 Flexure endurance Applicable Load = 1,5 daN Mandrel diameter = 50 mm 500 cycles 513 Deformation resistance (Installati
36、on with plastic cable ties) Applicable 514 Porosity of copper cladding on aluminium strands Not applicable 601 Smoke density Applicable 602 Toxicity Applicable 603 Resistance to wet arc tracking Not applicable continued BS EN 4604-006:2009EN 4604-006:2009 (E) 10 Table 4 Tests (concluded) EN 3475- De
37、signation of the test Remarks 604 Resistance to dry arc propagation Not applicable 605 Wet short circuit test Not applicable 701 Strippability and adherence of insulation to the conductor Applicable 2,5 N to 7,5 N 702 Screen pushback capability Applicable 703 Permanence of manufacturers marking Appl
38、icable Except when marking on tape between shield and jacket 704 Flexibility Applicable The force to crush the loop by 25 % shall be 5 N maximum. 705 Contrast measurement Not applicable 706 Laser markability Not applicable 801 Capacitance per unit length Cp = 82 pF/m maximum 802 Capacitance unbalanc
39、e Not applicable 803 Capacitance variation Not applicable 804 Velocity of propagation Applicable v: 243 000 km/s 805 Characteristic impedance Applicable Zc = (50 3) at 200 MHz. 806 Attenuation Applicable See 4.3, Table 3, Figure 2. 807 Transfer impedance Applicable Zt 20 m/m up to 400 MHz 808 Cross-
40、talk Not applicable 809 Resistance unbalance Not applicable 810 Structural return loss Not applicable 5 Quality assurance See EN 4604-001. BS EN 4604-006:2009EN 4604-006:2009 (E) 11 6 Designation EXAMPLE Description blockCABLE, COAXIAL Identity block EN4604-006WM Number of this standard Cable code (
41、see TR 6058) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 7 Identification and marking See EN 4604-002. 8 Packaging, labelling and delivery lengths 8.1 Packaging and labelling See EN 4604-001. 8.2 Delivery lengths Delivery on cable drum (abo
42、ut 175 metres) Minimum length of each piece: 50 metres. 9 Technical specification See EN 4604-001. BS EN4604-006:2009BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British Standards InstitutionBSI is the independent national body responsibl
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