1、ASD STANDARD NORME ASD ASD NORM prEN 3375-006 Edition P1 November 2005 PUBLISHED BY THE AEROSPACE AND DEFENSE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Gulledelle 94 - B-1200 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 763 3565 - www.asd-stan.orgICS: Descriptors: ENGLISH VERSION Aerospace
2、 series Cable, electrical, for digital data transmission Part 006: Single braid 78 Ohms Type XM Product standard Srie arospatiale Cbles lectriques pour transmission de donnes numriques Partie 006 : Simple tresse 78 Ohms Type XM Norme de produit Luft- und Raumfahrt Elektrische Leitungen fr Digitaldat
3、enbertragungen Teil 006: Einzel geschirmt 78 Ohms Type XM Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The Aerospace and Defense Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Ind
4、ustry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identificat
5、ion of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then
6、to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 30 November 2005 Comments should be sent within six months after the date of publication to ASD-STAN Electrical
7、 Domain Copyright 2005 by ASD-STAN prEN 3375-006:20052 Foreword This standard was reviewed by the Domain Technical Coordinator 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
8、 received approval for Publication. Contents Page 1 Scope 3 2 Normative references 3 3 Terms and definitions .3 4 Required characteristics.4 4.1 Dimensions and mass.4 4.2 General characteristics (according to EN 2235 and EN 3475-100).5 4.3 Electrical characteristics 5 5 Tests5 6 Quality assurance8 7
9、 Identification and marking (according to EN 3375-002 and TR 6058) 8 7.1 Designation 8 7.2 Short designation 8 7.3 Marking .9 7.4 Colour of the marking on the jacket 9 7.5 Colour of components 9 8 Packaging.9 9 Technical specification .9 prEN 3375-006:20053 1 Scope This standard specifies the requir
10、ed characteristics of single braid, 78 Ohms, size 24 electrical cable type XM, intended for digital data transmissions. Main electrical characteristics are given in 4.3. It shall be used together with EN 3375-001 and EN 3375-002. 2 Normative references The following referenced documents are indispen
11、sable 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 2083, Aerospace series Copper or copper alloy conductors for electrical cables Product standa
12、rd. EN 2084, Aerospace series Cables, electric, single-core, general purpose, with conductors in copper or copper alloy Technical specification. EN 2235, Aerospace series Single and multicore electrical cables, screened and jacketed Technical specification. 1)EN 3375-001, Aerospace series Cable, ele
13、ctrical, for digital data transmission Technical specification. 1)EN 3375-002, Aerospace series Cable, electrical, for digital data transmission General. 1)EN 3475-*, Aerospace series Cables, electrical, aircraft use Test methods. EN 3475-100, Aerospace series Cables, electrical, aircraft use Test m
14、ethods Part 100: General. EN 9133, Aerospace series Quality management systems Qualification Procedure for aerospace standard parts. TR 6058, Aerospace series Cable code and identification list. 2)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3475-1
15、00 apply. * All its parts quoted in Table 2. 1) Published as AECMA Prestandard at the date of publication of this standard.2) Published as AECMA Technical Report at the date of publication of this standard. prEN 3375-006:2005 4 4 Required characteristics 4.1 Dimensions and mass See Figure 1 and Tabl
16、e 1. EN XM2423451Key c Two cores size 24 Nickel plated copper alloy d Insulation of elements: Fluorocarbon (colour: see 7.5) e Braid screening, overlap 65 % minimum, nickel-plated copper strands (strands = 0,08 mm) f First tape: polyimide g Polyimide without external coating (colour : see 7.5) Figur
17、e 1 Table 1 Core (AECMA EN 2083) Insulator Sheath external Mass diameter diameter diameter Composition min. max. min. max. max. max. N mm mm mm mm g/m 19 0,12 0,55 0,62 1,13 1,33 3,10 15 prEN 3375-006:2005 5 4.2 General characteristics (according to EN 2235 and EN 3475-100) Operating temperature . :
18、 55 C to 200 C (ambient + heating) Resistance to environment: Resistant to fluids : as per EN 3475-411 Non flammable . : as per EN 3475-407 Twisting pitch ranging between 8 and 16 times the ex ternal diameter of the dual-conductor assembly. 4.3 Electrical characteristics Impedance . : (78 7) from 1
19、MHz to 200 MHz Capacitance : 64 pF/m 10 % Attenuation maximum . : 0,035 dB/m at 1 MHz 0,15 dB/m at 10 MHz For information: maximum voltage rating 250 V AC 5 Tests According to EN 3375-001 and EN 3475-100. See Table 2. Table 2 Carried out on EN 3475- Designation of the test Component aCable 201 Visua
20、l examination Applicable Applicable 202 Mass Not applicable Applicable 15 kg/km 203 Dimensions Applicable Applicable 301 Ohmic resistance per unit length Not applicable Applicable 117 /km maximum 302 Voltage proof test Not applicable Applicable Elements: 1 500 V AC Jacket: Dry: 1 000 V AC Immersion:
21、 500 V AC 303 Insulation resistance Not applicable Applicable 1 500 M km at 20 C 304 Surface resistance Applicable Applicable 1 250 M.mm 305 Overload resistance Not applicable Not applicable continued prEN 3375-006:20056 Table 2 (continued) Carried out on EN 3475- Designation of the test Component a
22、Cable 306 Continuity of conductors Applicable Applicable 307 Corona extinction voltage Not applicable Not applicable 401 Accelerated ageing Not applicable Applicable T = operating Temperature 30 C 168 h Mandrel 50 mm Load = 0,7 daN 402 Shrinkage and delamination Applicable T C = (200 5) C0,8 mm max.
23、 Applicable T C = (200 5) C 2 mm max. 403 Delamination and blocking Not applicable Applicable T C = 200 C Mandrel 50 mm 404 Thermal shock Applicable T C = (200 5) C0,8 mm max. Applicable T C = (200 5) C 2 mm max. 405 Bending at ambient temperature Not applicable Applicable Load = 0,7 daN Mandrel 50
24、mm 406 Cold bend test Not applicable Applicable Load = 0,7 daN Mandrel 50 mm 407 Flammability Not applicable Applicable Load = 1 daN 408 Fire resistance Not applicable Not applicable 409 Air-excluded ageing Not applicable Not applicable 410 Thermal endurance Not applicable Not applicable 411 Resista
25、nce to fluids Not applicable Applicable 412 Humidity resistance Not applicable Not applicable 413 Wrap back test Not applicable Not applicable 414 Differential scanning calorimeter (DSC test) Not applicable Not applicable 415 Rapid change of temperature Not applicable Not applicable 416 Thermal stab
26、ility Not applicable Not applicable 417 Fire resistance inside harness Not applicable Not applicable 418 Conductor thermal endurance Not applicable Not applicable 501 Dynamic cut-through Not applicable Applicable at 23 C: 1,0 daN at 200 C: 0,5 daN continued prEN 3375-006:2005 7 Table 2 (continued) C
27、arried out on EN 3475- Designation of the test Component a Cable 502 Notch propagation Not applicable Applicable Notch = 0,05 mm Mandrel 50 mm 503 Scrape abrasion Not applicable Applicable F = 1 daN 504 Torsion Not applicable Not applicable 505 Tensile test on conductors and strands Applicable Not a
28、pplicable 506 Plating continuity Applicable Applicable 507 Adherence of plating Applicable Applicable 508 Plating thickness Applicable Applicable 509 Solderability Not applicable Not applicable 510 Tensile strength and elongation of extruded insulation, sheath and jacket material Not applicable Not
29、applicable 511 Cable-to-cable abrasion Not applicable Not applicable 512 Flexure endurance Not applicable Not applicable 513 Deformation resistance (Installation with plastic cable ties) Not applicable Not applicable 514 Porosity of copper cladding Not applicable Not applicable 601 Smoke density Not
30、 applicable Applicable 602 Toxicity Not applicable Applicable 603 Resistance to wet arc tracking Not applicable Not applicable 604 Resistance to dry arc propagation Not applicable Not applicable 605 Wet short circuit test Not applicable Not applicable 701 Strippability and adherence of insulation to
31、 the conductor Applicable 0,25 daN Applicable 702 Screen pushback capability Not applicable Applicable 703 Permanence of manufacturers marking Not applicable Applicable 704 Flexibility Not applicable Not applicable 705 Contrast measurement Not applicable Not applicable 706 Laser markability Not appl
32、icable Not applicable 801 Capacitance per unit length Not applicable Mutual capacitance See 4.3. 802 Capacitance unbalance Not applicable Applicable 5 % 803 Capacitance variation Not applicable Not applicable 804 Velocity of propagation Not applicable Not applicable continued prEN 3375-006:2005 8 Ta
33、ble 2 (concluded) Carried out on EN 3475- Designation of the test Component a Cable 805 Characteristic impedance Not applicable Applicable Differential impedance See 4.3. 806 Attenuation Not applicable Applicable See 4.3. 807 Transfer impedance Not applicable Not applicable 808 Cross-talk Not applic
34、able Not applicable 809 Resistance unbalance (DC) Not applicable Not applicable 810 Structural return loss Not applicable Not applicable 811 Unbalance attenuation Not applicable Not applicable aSamples from finished cable. 6 Quality assurance See EN 9133. 7 Identification and marking (according to E
35、N 3375-002 and TR 6058) 7.1 Designation EXAMPLE Description block ELECTRICAL CABLE Identity block EN3375-006D02 Reference of this standard Nature of braid (D: Nickel plated copper) Jacket marking code (see Table 3) 7.2 Short designation See Table 3. prEN 3375-006:2005 9 Table 3 Braid code Jacket cod
36、e Short designation D none XM 24 D 01 XM R 24 D 02 XM B 24 7.3 Marking EXAMPLE EN XM R 24 FRF 05 7.4 Colour of the marking on the jacket Code “none“: Green or Black (standard); Code 01: Red (main line); Code 02: Blue (branch line). 7.5 Colour of components Cores: 1 red + 1 light blue; Jacket: natural. 8 Packaging See EN 3375-001. 9 Technical specification See EN 2084. See EN 2235. See EN 3375-001.
