ASD-STAN PREN 3375-012-2012 Aerospace series Cable electrical for digital data transmission Part 012 Single braid Star Quad 100 ohms 260 Type KH Product standard (Edition P 1).pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 3375-012 Edition P 1 February 2012 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONAvenue de Tervuren, 270 - B-1150 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Descriptors: ENGL

2、ISH VERSION Aerospace series Cable, electrical, for digital data transmission Part 012: Single braid Star Quad 100 ohms 260 C Type KH Product standard Srie arospatiale Cbles lectriques pour transmission de donnes numriques Partie 012 : Simple tresse Quarte toile 100 ohms 260 C Type KH Norme de produ

3、it Luft- und Raumfahrt Elektrische Leitungen fr Digitaldatenbertragungen Teil 012: Einfach geschirmt Quad 100 Ohm 260 C Typ KH Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standard

4、ization). 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 of this Prestandard, the technical content shall not be changed to an extent that interchangeab

5、ility 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 Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformatio

6、n 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 conflicting with the EN. Edition approved for publication 29 February 2012 Comments should be sent w

7、ithin six months after the date of publication to ASD-STAN Electrical Domain Copyright 2012 by ASD-STAN prEN 3375-012:2012 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and definitions .3 4 Required characteristics .4 4.1 Configuration, dimensions, tolerances and mass .4

8、4.2 Material .5 4.3 General characteristics .5 5 Tests 5 6 Quality assurance 11 7 Identification and marking (according to EN 3375-002 and TR 6058) .11 7.1 Designation 11 7.2 Short designation 11 7.3 Colour of the marking on the jacket 12 7.4 Colour of components 12 8 Packaging .12 9 Technical speci

9、fication .12 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 received approval for Publication. prEN 3

10、375-012:2012 (E) 3 1 Scope This standard specifies the dimensions, tolerances, required characteristics and the mass of an AWG 24 shielded quad cable, type KH, intended for high speed (100 Mbit/s) full duplex Ethernet networks. Linked to this particular application, the operating temperatures of the

11、 cable are between 65 C and 260 C. This cable is laser markable, this marking satisfies the requirements of EN 3838. The characteristics impedance must be (100 15) . 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references

12、, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 3375-001, Aerospace series Cable, electrical, for digital data transmission Part 001: Technical specification EN 3375-002, Aerospace series Cable, electrical

13、, for digital data transmission Part 002: General 1)EN 3475-100 (all parts), Aerospace series Cables, electrical, aircraft use Test methods Part 100: General EN 3838, Aerospace series Requirements and tests on user-applied markings on aircraft electrical cables EN 9133, Aerospace series Quality mana

14、gement systems Qualification procedure for 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 3475-100 apply. 1) Published as ASD-STAN Prestandard at the date of publicat

15、ion of this standard (www.asd-stan.org). 2) Published as ASD-STAN Technical Report at the date of publication of this standard (www.asd-stan.org). prEN 3375-012:2012 (E) 4 4 Required characteristics 4.1 Configuration, dimensions, tolerances and mass The configuration, dimensions and tolerances shall

16、 be in accordance with Figure 1 and Table 1. Mass: 45 g/m. Dimensions are in millimetres. NOTE No. of elements in accordance with Table 2. Figure 1 Configuration, dimensions and tolerances Table 1 Dimensions, tolerances and general characteristics Stranded conductor ( A) 0,598 mm 0,656 mm aInsulatio

17、n diameter (single wire) 1,35 mm 1,45 mm aOuter diameter of shield 3,85 mm 4,05 mm Braid, shield Strand diameter: 0,10 mm Outer diameter of cable ( B) 4,35 mm 4,55 mm Colour of the jacket Light green Colour of components Pair 1: Red (), Blue () Pair 2: Yellow (), Green () Minimum bending radius for

18、dynamic installation 10 Max. outer diameter Minimum bending radius in static 5 Max. outer diameter aAdapted tools are requested for stripping. prEN 3375-012:2012 (E) 5 4.2 Material The material and surface treatment shall be in accordance with Table 2. Table 2 Material No. of element Element Materia

19、l Stranded conductor Nickel plated copper Insulation Fluoropolymer Protection tape Synthetic Braid Nickel plated copper Jacket Fluoropolymer Filler Fluoropolymer 4.3 General characteristics General characteristics shall be in accordance with Table 1. 5 Tests Tests shall be in accordance with Table 3

20、. Maximum attenuation of the cable at 25 C shall be in accordance with Table 4. Minimum Near End Cross-talk of the cable and contacts shall be in accordance with Table 5. Transfer impedance shall be in accordance with Table 6. prEN 3375-012:2012 (E) 6 Table 3 Tests as per EN 3475 EN 3475- Test Carri

21、ed out on / Requirement Component (samples from finished cable) Cable 100 General Not applicable Applicable 201 Visual examination Applicable Applicable 202 Mass Not applicable Applicable, see 4.1. 203 Dimensions Applicable Applicable See Table 1. 301 Ohmic resistance per unit length Not applicable

22、Applicable Maximum Electrical loop resistance 192 /km 302 Voltage proof test Not applicable Applicable Conductor/Conductor Conductors/Shield DC: 1 kV (1 mn) or 2,5 kV (2 s) AC: 700 V (1 mn) or 1,7 kV (2 s) 303 Insulation resistance Not applicable Applicable 1 500 M.km at 20 C 304 Surface resistance

23、Applicable 1 250 M.mm Applicable 1 250 M.mm 305 Overload resistance Not applicable Not applicable 306 Continuity of conductors Applicable Applicable307 Corona extinction voltage Not applicable Not applicable 401 Accelerated ageing Not applicable Applicable T C (290 5) C, 168 h Mandrel 60 mm Load 0,7

24、 daN 402 Shrinkage and delamination Applicable T C (260 5) Cshrinking of the insulation 0,8 mm max. Applicable T C (260 5) C shrinking of the jacket 5 mm max. 403 Delamination and blocking Applicable T C (260 5) C Mandrel 20 mm Applicable T C (260 5) C Mandrel 60 mm 404 Thermal shock Not applicable

25、Applicable 30 min at (260 5) C / 30 min at ( 65 3) C / 30 min at (20 3) C shrinking of the jacket 5 mm max. continued prEN 3375-012:2012 (E) 7 Table 3 Tests as per EN 3475 (continued) EN 3475- Test Carried out on / Requirement Component (samples from finished cable) Cable 405 Bending at ambient temp

26、erature Not applicable Applicable Mandrel 60 mm Load 0,7 daN 406 Cold bend test Not applicable Applicable T C ( 65 3) C Mandrel 60 mm Load 0,7 daN 407 Flammability Not applicable Applicable Load 1 daN 408 Fire resistance Not applicable Not applicable 409 Air-excluded ageing Not applicable Not applic

27、able 410 Thermal endurance Not applicable Not applicable 411 Resistance 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

28、change of temperature Not applicable Not applicable 416 Thermal stability Not applicable Not applicable 417 Fire resistance of cables confined inside a harness Not applicable Not applicable 418 Thermal endurance for conductors Not applicable Not applicable 501 Dynamic cut-through Not applicable Appl

29、icable At (20 5) C: 1 daN At operating temperature: 0,5 daN 502 Notch propagation Not applicable Applicable Notch depth 0,05 mm Mandrel 60 mm 503 Scrape abrasion Not applicable Applicable at (20 5) C F 1 daN 504 Torsion Not applicable Not applicable 505 Tensile test on conductors and strands Applica

30、ble TS 45 N and A % 10 Braid: TS N Not applicable 506 Plating continuity Applicable Applicable continued prEN 3375-012:2012 (E) 8 Table 3 Tests as per EN 3475 (continued) EN 3475- Test Carried out on / Requirement Component (samples from finished cable) Cable 507 Adherence of plating Applicable Appl

31、icable 508 Plating thickness Applicable aApplicablea509 Solderability Not applicable Not applicable 510 Tensile strength and elongation of extruded insulation, sheath and jacket material Not applicable Not applicable 511 Cable-to-cable abrasion Not applicable Not applicable 512 Flexure endurance Not

32、 applicable Not applicable 513 Deformation resistance (Installation with plastic cable ties) Not applicable Not applicable 514 Porosity of copper cladding on aluminium strands Not applicable Not applicable 515 Crush resistance Not applicable Not applicable 601 Smoke density Not applicable Applicable

33、 T 4 min; Dm 200 602 Toxicity Not applicable Applicable T 4 min 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

34、to the conductor Applicable 0,25 daN (see aof Table 1) 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 K 50 % 706 Laser markabil

35、ity Not applicable Applicable 801 Capacitance per unit length Not applicable Applicable At 1 kHz 60 pF/m max. 802 Capacitance unbalance Not applicable Pair to ground: Applicable (20 5) C 330 pF max. per 100 m continued prEN 3375-012:2012 (E) 9 Table 3 Tests as per EN 3475 (concluded) EN 3475- Test C

36、arried out on / Requirement Component (samples from finished cable) Cable 803 Capacitance variation Not applicable Not applicable 804 Velocity of propagation Not applicable Applicable (C 3 105km/s) 0,66 C at 31,25 MHz 805 Characteristic impedance Not applicable Applicable (100 15) from 1 MHz to 100

37、MHz 806 Attenuation Not applicable Applicable Finished cable See Table 4. 807 Transfer impedance Not applicable Applicable See Table 6. 808 Cross-talk Not applicable Applicable See Table 5. 809 Resistance unbalance Not applicable Applicable 1,5 % 810 Structural return loss Not applicable Applicable

38、1 MHz f 10 MHz : 20 5 log (f) 10 MHz f 20 MHz : 25 dB 20 MHz f 100 MHz : 25 7 log (f/20) in dB With f frequency in MHz 811 Unbalance attenuation Not applicable Applicable LCL (min): 1 MHz f 100 MHz : 30 10 log (f/100)bLCTL (min): From 0,1 MHz to 1 MHz : 40 dB From 1 MHz to 10 MHz : 40 10 log (f) Fro

39、m 10 MHz to 100 MHz : 30 dB With f frequency in MHz 812 Return loss (VSWR) Not applicable Not applicable 813 Power rating Not applicable Not applicable aPlating thickness shall be at least 1,0 m for silver. bCalculations that result in LCL values greater than 40 dB can be revert to a requirement of

40、40 dB minimum. prEN 3375-012:2012 (E) 10 Table 4 Maximum attenuation of the cable at 25 C Frequency MHz Maximum attenuation of the cable dB/100 m 1,00 3,0 4,00 5,1 10,00 9,0 16,00 11,6 20,00 13,431,25 17,362,50 27,9100,00 41,8 The cable attenuation shall be also verified at temperatures 55 C, 70 C,

41、125 C and shall meet the requirements of the table above after adjusting for temperature. The maximum attenuation must be adjusted using a factor of 0,2 % in dB per C above 25 C (only for temperature greater than 25 C). For example: at 31,25 MHz the maximum attenuation at 125 C shall be: 17,3 0,2 %

42、(125 25) 17,3 20,8 dB. Table 5 Minimum Near End Cross talk loss of the cable and contacts Frequency MHz Next cable dB/100 m 1,00 684,00 5910,00 53 16,00 5020,00 4831,25 46 62,50 41100,00 38prEN 3375-012:2012 (E) 11 Table 6 Transfer impedance Frequency MHz Maximum transfer impedance (Zt max.) m/m DC

43、240,1 24 1,0 245,0 4010,0 6020,0 100 50,0 250100,0 5006 Quality assurance See EN 9133. 7 Identification and marking (according to EN 3375-002 and TR 6058) 7.1 Designation EXAMPLE Description block ELECTRICAL CABLE Identity block EN3375-012D Number of this standard Nature of braid (D: nickel plated c

44、opper) NOTE If necessary, the code I9005 may be placed between the description block and the identity block. 7.2 Short designation According to TR 6058: KH24 prEN 3375-012:2012 (E) 12 7.3 Marking on cable In accordance with the design of the cable, there is only one way to use it for installation. The cable shall be marked with letter “A-B“. Figure 2 Marking on cable 7.3 Colour of the marking on the jacket Green (preferential) or black. 7.4 Colour of components According to Table 1. 8 Packaging See EN 3375-001. 9 Technical specification See EN 3375-001. END ABlueYellowGreenRed