1、BSI Standards PublicationBS EN 3375-012:2013Aerospace series Cable,electrical, for digital datatransmissionPart 012: Single braid Star Quad 100ohms 260 C Type KH ProductstandardBS EN 3375-012:2013 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3375-012:2013.The
2、 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 necessaryprovis
3、ions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 83449 3ICS 49.090Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published unde
4、r the authority of theStandards Policy and Strategy Committee on 31 December 2013.Amendments issued since publicationDate Text affectedBS EN 3375-012:2013EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3375-012 December 2013 ICS 49.090 English Version Aerospace series - Cable, electrical, for d
5、igital 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 produit Luft- und Raumfahrt - Elektri
6、sche Leitungen fr Digitaldatenbertragungen - Teil 012: Einfach geschirmt - Quad 100 Ohm - 260 C - Typ KH - Produktnorm This European Standard was approved by CEN on 28 September 2013. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving
7、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 Standard exists in three officia
8、l 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 national standards bodies of Au
9、stria, 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, Slovakia, Slovenia, Spain, Swe
10、den, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for C
11、EN national Members. Ref. No. EN 3375-012:2013 EBS EN 3375-012:2013EN 3375-012:2013 (E) 2 Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Required characteristics .5 4.1 Configuration, dimensions, tolerances and mass .5 4.2 Material .6 4.3 General characteris
12、tics .6 5 Tests 6 6 Quality assurance . 12 7 Identification and marking (according to EN 3375-002 and TR 6058) 12 7.1 Designation . 12 7.2 Short designation . 12 7.3 Colour of the marking on the jacket . 13 7.4 Colour of components . 13 8 Packaging 13 9 Technical specification 13 BS EN 3375-012:2013
13、EN 3375-012:2013 (E) 3 Foreword This document (EN 3375-012:2013) has been prepared by the Aerospace and Defence 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 approv
14、al 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 standard, either by publication of an identical text or by endorsement, at the latest by June 2014, and conflicti
15、ng national standards shall be withdrawn at the latest by June 2014. Attention is drawn to the possibility that 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
16、CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hun
17、gary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 3375-012:2013EN 3375-012:2013 (E) 4 1 Scope This European Standard specifies the dimensions, toler
18、ances, 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 cable are between null 65 C and 260 C. This cable is laser markable, th
19、is marking satisfies the requirements of EN 3838. The characteristics impedance must be (100 15) . 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited
20、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, for digital data transm
21、ission Part 002: General 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 management systems Qualificatio
22、n procedure for aerospace standard parts TR 6058, Aerospace series Cable code identification list 1)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 Technical Report at the date of publication of this standard.
23、http:/www.asd-stan.org/ BS EN 3375-012:2013EN 3375-012:2013 (E) 5 4 Required characteristics 4.1 Configuration, dimensions, tolerances and mass The configuration, dimensions and tolerances shall be in accordance with Figure 1 and Table 1. Mass: 45 g/m. Dimensions are in millimetres. NOTE No. of elem
24、ents 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 aInsulation diameter (single wire) 1,35 mm 1,45 mm aOuter diameter of shield 3,85 mm 4,05 mm Braid, shield Strand di
25、ameter: 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 (null) Pair 2: Yellow (+), Green (null) Minimum bending radius for dynamic installation 10 Max. outer diameter Minimum bending radius in static 5 Max. outer diamet
26、er aAdapted tools are requested for stripping. BS EN 3375-012:2013EN 3375-012:2013 (E) 6 4.2 Material The material and surface treatment shall be in accordance with Table 2. Table 2 Material No. of element Element Material Stranded conductor Nickel plated copper Insulation Fluoropolymer Protection t
27、ape 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. Maximum attenuation of the cable at 25 C shall be in accordance with Table 4.
28、 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. BS EN 3375-012:2013EN 3375-012:2013 (E) 7 Table 3 Tests as per EN 3475 (1 of 4) EN 3475- Test Carried out on / Requirement Component (samples from finis
29、hed 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 Applicable Maximum Electrical loop resistance 192 /km
30、 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 Applicable 1 250 M.mm Applicable 1 250 M.mm 305 Overl
31、oad resistance Not applicable Not applicable 306 Continuity of conductors Applicable Applicable 307 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 daN 402 Shrinkage and delamination Applicable
32、 T C = (260 5) C shrinking 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 Applicable 30 min at (260 5)
33、C / 30 min at ( 65 3) C / 30 min at (20 3) C shrinking of the jacket = 5 mm max. BS EN 3375-012:2013EN 3375-012:2013 (E) 8 Table 3 Tests as per EN 3475 (2 of 4) EN 3475- Test Carried out on / Requirement Component (samples from finished cable) Cable 405 Bending at ambient temperature Not applicable
34、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 applicable 410 Th
35、ermal 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 change of t
36、emperature 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 Applicable At (
37、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 Applicable T
38、S 45 N and A % 10 Braid: TS N Not applicable BS EN 3375-012:2013EN 3375-012:2013 (E) 9 Table 3 Tests as per EN 3475 (3 of 4) EN 3475- Test Carried out on / Requirement Component (samples from finished cable) Cable 506 Plating continuity Applicable Applicable 507 Adherence of plating Applicable Appli
39、cable 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
40、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
41、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 insulat
42、ion 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 mark
43、ability Not applicable Applicable 801 Capacitance per unit length Not applicable Applicable At 1 kHz 60 pF/m max. BS EN 3375-012:2013EN 3375-012:2013 (E) 10 Table 3 Tests as per EN 3475 (4 of 4) EN 3475- Test Carried out on / Requirement Component (samples from finished cable) Cable 802 Capacitance
44、unbalance Not applicable Pair to ground: Applicable (20 5) C 330 pF max. per 100 m 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
45、MHz to 100 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
46、Applicable 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
47、 10 log (f) From 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
48、a requirement of 40 dB minimum. BS EN 3375-012:2013EN 3375-012:2013 (E) 11 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 13,4 31,25 17,3 62,50 27,9 100,00 41,8 The cable attenuation shall be also
49、verified at temperatures 55 C, 70 C, 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 % (125
