1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4604-009 Edition P 4 October 2014 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.org ICS: Supersedes edition P 3 of
2、October 2012 and will supersede EN 4604-009:2011 Descriptors: ENGLISH VERSION Aerospace series Cable, electrical, for signal transmission Part 009: Cable, coaxial, light weight, 50 ohms, 180 C, type KW (light WN) Product standard Srie arospatiale Cbles lectriques pour transmission de signaux Partie
3、009 : Cble, coaxial, allg 50 ohms, 180 C, type KW (WN allg) Norme de produit Luft- und Raumfahrt Elektrische Leitungen fr Signalbertragungen Teil 009: Koaxialkabel, Leichtbauweise, 50 Ohm, 180 C, Typ KW (WN Leichtbauweise) Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the r
4、esponsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication
5、 of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European S
6、tandard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conf
7、licting with the EN. Edition approved for publication 1st October 2014 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2014 by ASD-STAN prEN 4604-009:2014 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and def
8、initions .3 4 Required characteristics .3 5 Quality assurance . 10 6 Designation . 10 7 Identification and marking . 11 8 Colours of components and jacket . 11 9 Packaging, labelling and delivery lengths . 11 10 Technical specification 11 Foreword This standard was reviewed by the Domain Technical C
9、oordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 4604-009:2014 (E) 3 1 Scope This standard specifies the required characteri
10、stics of a light weight coaxial cable, 50 , type KW for use in aircraft electrical systems at operating temperature between 55 C and 180 C and specially for high frequency up to 6 GHz. Nevertheless, if needed, 65 C is also acceptable as shown by rapid change of temperature test. 2 Normative referenc
11、es 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 (all parts), Aerospace series Cabl
12、es, electrical, aircraft use Test methods Part 100: General EN 4434, Aerospace series Copper or copper alloy lightweight conductors for electrical cables Product standard (Normal and tight tolerances) EN 4604-001, Aerospace series Cable, electrical, for signal transmission Part 001: Technical specif
13、ication EN 4604-002, Aerospace series Cable, electrical, for signal transmission Part 002: General TR 6058, Aerospace series Cable code identification list 1) ASTM B566, Standard specification for copper-clad aluminium wire 2) 3 Terms and definitions For the purposes of this document, the terms and
14、definitions given in EN 3475-100 and the following apply. 3.1 Epsilon () value of dielectric constant 4 Required characteristics 4.1 Material, constructions, dimensions and mass 4.1.1 Material See Table 1. 1) Published as ASD-STAN Technical Report at the date of publication of this standard. http:/w
15、ww.asd-stan.org/ 2) Published by: ASTM National (US) American Society for Testing and Materials. http:/www.astm.org/ prEN 4604-009:2014 (E) 4 Table 1 Material Material Finish Colour Conductor Single-strand (copper clad aluminium as per ASTM B566 class 15 A) 1 m silver plated Dielectric Fluorocarbon
16、dielectric with low epsilon Screen (foil) Foil, silver plated copper or silver alloy Shield Reinforced braid made of a mix of strands in copper or copper alloy as per EN4434 and copper clad aluminium as per ASTM-B566 class 15 A 1 m silver plated Jacket Fluorocarbon Turquoise 4.1.2 Construction, dime
17、nsions 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 (mm) Mass g/m Conductor Dielectric Shield Cable min. nom. max. min. max. min. nom. max. nom. max. 2,28 2,30 2,32 6,1 6,3 6,87 0,2 7,5 7,65 7,8
18、85 95 The dielectric diameter (min. max.) shall be maintained during the connection (after unwrapping off screen). prEN 4604-009:2014 (E) 5 4.2 General characteristics operating temperature: 55 C to 180 C, minimum bend radius: in static use: 80 mm, in dynamic use: 120 mm. performances are guaranteed
19、 up to 6 GHz. 4.3 Electrical characteristics characteristic impedance: Zc (50 3) at 200 MHz, capacitance per unit length: Cp 88 pF/m max., transfer impedance up to 400 MHz: 20 m/m max., operating voltage: 1 000 V RMS max., maximum power handling (at sea level): see Table 3 and Figure 2, attenuation
20、versus frequency: see Table 3 and Figure 2, velocity of propagation 243 000 km/s. Table 3 Maximum attenuation, power handling and return loss Frequency MHz 50 100 400 1 000 5 000 6 000 Attenuation dB/100 m 3,5 5,5 10 15 35 41 Power handling W 8 000 5 000 3 000 2 000 800 700 Return loss dB 1,1 1,1 1,
21、15 1,15 1,2 1,35 Values of power have to be confirmed by measurement or calculation. prEN 4604-009:2014 (E) 6 Attenuation (dB/100m)P (W) Frequency (MHz) Attenuation (dB/100 m) P (W) Figure 2 Maximum attenuation curve (ascending) Power curve (descending) 4.4 Tests See Table 4. prEN 4604-009:2014 (E)
22、7 Table 4 (1 of 4) EN 3475- Designation of the test Remarks 201 Visual examination Applicable 202 Mass Applicable 203 Dimensions Applicable See 4.1 and Table 2. 301 Ohmic resistance per unit length Applicable 6,57 /km max. 302 Voltage proof test Applicable Dielectric Dry test: 3 000 VAC Jacket Dry i
23、mpulse: 5 000 V Dry test: 1 750 VAC Immersion test : 1 750 VAC 303 Insulation resistance Applicable 5 000 M.km between shield and conductor 304 Surface resistance Not applicable 305 Overload resistance Not applicable 306 Continuity of conductors Applicable 307 Corona extinction voltage Not applicabl
24、e 401 Accelerated ageing Not applicable 402 Shrinkage 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 20 N Extinction tim
25、e 3 s 408 Fire resistance Not applicable 409 Air-excluded ageing Not 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 prEN 4604-
26、009:2014 (E) 8 Table 4 (2 of 4) EN 3475- Designation of the test Remarks 415 Rapid change of temperature Applicable but ( 65 2) C instead of ( 55 2) C Variation of capacitance: 5 % max. Increase of attenuation: 5 % max. Shrinkage: 1,5 mm max. 1st specimen length (C,): 28 m 416 Thermal stability Appl
27、icable Heat exposure temperature: 180 C. Variation of capacitance: 5 % max. Increase of attenuation: 5 % max. Variation of impedance: 3 % max. Shrinkage: 1,5 mm max. 3rd specimen length (C,): 28 m Mandrel diameter: 120 mm 417 Fire resistance of cables confined inside a harness Not applicable 418 The
28、rmal endurance for conductors Applicable Test: 10 000 h at 180 C or 140 000 h at 150 C or 2 500 h at 200 C (equivalent time) x 8 %; y 105 % 501 Dynamic cut-through Not applicable 502 Notch propagation Applicable Cut depth: 0,05 mm Immersion test 1 750 VAC 503 Scrape abrasion Applicable External shea
29、th 10 000 cycles Load: 9 N 504 Torsion Not applicable 505 Tensile test on conductors and strands Applicable Inner conductor: elongation: 15 % tensile strength: 138 MPa Braid: elongation: 10 % tensile strength: 35 daN prEN 4604-009:2014 (E) 9 Table 4 (3 of 4) EN 3475- Designation of the test Remarks
30、506 Plating continuity Applicable 507 Adherence of plating Applicable 508 Plating thickness Applicable See 4.1.1, Table 1. 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
31、 512 Flexure endurance Applicable Load: 1,5 daN Mandrel diameter: 240 mm 1 200 cycles 513 Deformation resistance (Installation with plastic cable ties) Applicable Method A 514 Porosity of copper cladding on aluminium strands Applicable 515 Crush resistance Applicable. Load application time 2 min Loa
32、d: 100 daN Attenuation: See Table 3. Impedance: See 4.3. VSWR: See Table 3. 601 Smoke density Applicable 602 Toxicity Applicable 603 Resistance to wet arc tracking Not applicable 604 Resistance to dry arc propagation Not applicable 605 Wet short circuit test Not applicable 701 Strippability and adhe
33、rence of insulation to the conductor Applicable 15 N to 75 N 702 Screen pushback capability Applicable 703 Permanence of manufacturers marking Applicable Except when marking on tape between shield and jacket 704 Flexibility The force to crush the loop by 25 % shall be 15 N maximum. prEN 4604-009:201
34、4 (E) 10 Table 4 (4 of 4) EN 3475- Designation of the test Remarks 705 Contrast measurement Not applicable 706 Laser markability Not applicable 801 Capacitance per unit length Applicable See 4.3. 802 Capacitance unbalance Not applicable 803 Capacitance variation Not applicable 804 Velocity of propag
35、ation Applicable See 4.3. 805 Characteristic impedance Applicable See 4.3. 806 Attenuation Applicable See 4.3, Table 3. 807 Transfer impedance Applicable See 4.3. 808 Cross-talk Not applicable 809 Resistance unbalance Not applicable 810 Structural return loss Not applicable 811 Unbalance attenuation
36、 Not applicable 812 Return loss (VSWR) Applicable See 4.3, Table 3. 5 Quality assurance See EN 4604-001. 6 Designation EXAMPLE Description block CABLE, COAXIAL Identity block EN4604-009KW Number of this standard Cable code (see TR 6058) NOTE If necessary, the code I9005 shall be placed between the d
37、escription block and the identity block. prEN 4604-009:2014 (E) 11 7 Identification and marking See EN 4604-002. Colour of the marking shall be black or green, or any legible colour if marking on tape between shield and jacket. 8 Colours of components and jacket See 4.1.1, Table 1. 9 Packaging, labelling and delivery lengths 9.1 Packaging and labelling See EN 4604-001. 9.2 Delivery lengths Delivery on cable drum (about 175 m). Minimum length of each piece: 50 m. 10 Technical specification See EN 4604-001.
