1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationAerospace series Electrical cables, installation Protective sleeves in meta-aramid fibresPart 008: Self-wrapping shielded (EMI) protective sleeve with nickel copper braid, flexib
2、le post installation operating temperature from 55 C to 200 C Product standardBS EN 6049-008:2013National forewordThis British Standard is the UK implementation of EN 6049-008:2013.The UK participation in its preparation was entrusted to Technical CommitteeACE/6, Aerospace avionic electrical and fib
3、re optic technology.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 provisions of acontract. Users are responsible for its correct application. The British Standards Institution 2013. Publ
4、ished by BSI Standards Limited 2013. ISBN 978 0 580 66794 7 ICS 49.060Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2013.Amendments issued since pub
5、licationDate Text affectedBRITISH STANDARDBS EN 6049-008:2013EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 6049-008 January 2013 ICS 49.060 English Version Aerospace series - Electrical cables, installation - Protective sleeves in meta-aramid fibres - Part 008: Self-wrapping shielded (EMI) pr
6、otective sleeve with nickel copper braid, flexible post installation operating temperature from - 55 C to 200 C - Product standard Srie arospatiale - Cbles lectriques, installation - Gaines de protection en fibres mta-aramides - Partie 008: Gaine de protection blinde (EMI) auto-fermable avec tresse
7、cuivre nickele, souple aprs montage temprature dutilisation - 55 C 200 C - Norme de produit Luft- und Raumfahrt - Elektrische Leitungen, Installation - Schutzschluche aus Meta-Aramidfasern - Teil 008: Selbstverschlieender Schutzschlauch, geschirmt (EMI), mit Nickel-Kupfer-Geflecht, flexibel, nachtrg
8、lich montierbar, Betriebstemperatur -55 C bis 200 C - Produktnorm This European Standard was approved by CEN on 3 May 2012. 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 wit
9、hout 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 official versions (English, French, German). A version in any other
10、 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 Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, D
11、enmark, 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, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMIT
12、TEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 6049-008:2013: EBS EN 6049-008:2013EN 6
13、049-008:2013 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions .54 Required characteristics .55 Test methods 96 Designation . 127 Marking 12BS EN 6049-008:2013EN 6049-008:2013 (E) 3 Foreword This document (EN 6049-008:2013) has been prepared by the Aerospace and
14、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 approval of the National Associations and the Official Services of the member countries of ASD, prior to its p
15、resentation 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 July 2013, and conflicting national standards shall be withdrawn at the latest by July 2013. Attention is drawn to the possibili
16、ty 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 CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bo
17、und to implement this European Standard: Austria, 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, Portug
18、al, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 6049-008:2013EN 6049-008:2013 (E) 4 1 Scope This European Standard specifies the characteristics of post installation flexible self-wrapping EMI shielding protection sleeves for electrical cable and cab
19、le bundles made from meta-aramid fibres for the external sleeve, and nickel copper plated braid as the internal layer and provided with a water repellent protection for aerospace application. 2 Normative references The following documents, in whole or in part, are normatively referenced in this docu
20、ment and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2825, Aerospace series Burning behaviour of non metallic materials under the influence of
21、 radiating heat and flames Determination of smoke densityEN 2826, Aerospace series Burning behaviour of non metallic materials under the influence of radiating heat and flames Determination of gas components in the smoke EN 2591-214, Aerospace series Elements of electrical and optical connection Tes
22、t methods Part 214: Lightning strike, current and voltage pulse EN 2591-305, Aerospace series Elements of electrical and optical connection Test methods Part 305: Rapid change of temperature EN 2591-307, Aerospace series Elements of electrical and optical connection Test methods Part 307: Salt mist
23、EN 3475-301, Aerospace series Cables, electrical, aircraft use Test methods Part 301: Ohmic resistance per unit length EN 3475-705, Aerospace series Cables, electrical, aircraft use Test methods Part 705: Contrast measurement EN 3844-1, Aerospace series Flammability of non metallic materials Part 1:
24、 Small burner test, vertical Determination of the vertical flame propagation EN 6049-001, Aerospace series Electrical cables, installation Protection sleeve in meta-aramid fibres Part 001: Technical specification 1)EN 6059 (all parts), Aerospace series Electrical cables, installation Protection slee
25、ves Test methods 1) Published as ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). BS EN 6049-008:2013EN 6049-008:2013 (E) 5 IEC 60096-0-1, Radio-frequency cables Part 0: Guide to the design of detailed specifications Section 1: Coaxial cables 2)ASTM B355, Standard
26、 Specification for Nickel-Coated Soft or Annealed Copper Wire 3) ASTM D1000, Standard Test Methods for Pressure-Sensitive Adhesive-Coated Tapes Used for Electrical and Electronic Applications 3)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 6049-001
27、and the following apply. 3.1 after ageing the ageing is to be understood as the effect of environmental test(s) listed in section 5 on the product performance at the end of a qualification test group 3.2 overlap angle sleeve overlap angle for maximum wire bundle diameter 4 Required characteristics 4
28、.1 Composition A textile and metal openable, self-wrappable sleeving made of two layers: External layer: a woven blend of textured meta-aramid continuous yarn and polyphenylene sulfide (PPS) monofilament. A specific feature avoids excessive fraying of the sleeving after cold cutting. Internal layer:
29、 a metallic flat braid made of nickel copper strands as per ASTM B355 Class 27, with an option of adhesive polytetrafluoroethylene (PTFE) tape as per ASTM D1000. 2) Published by: IEC International Commission Electrotechnique Internationale http:/www.iec.ch/. 3) Published by: ASTM National (US) Ameri
30、can Society for Testing and Materials http:/www.astm.org/. BS EN 6049-008:2013EN 6049-008:2013 (E) 6 4.2 Dimensions and mass of the sleeve See Figure 1, Table 1 and Table 2. Key 1 90 of overlap 2 Sleeve identification by a blue tracer line separated by a green Nomex filament at this longitudinal edg
31、e. 3 Overlap angle 4 Ivory tracer indicating the maximum operating diameter. 5 Mandrel diameter = maximum bundle diameter. Indicated per internal ivory line for maximum permissible bundle diameter. Figure 1 Configuration Table 1 Dimensions and mass (without adhesive PTFE tape layer) Size code Overla
32、p angle measured on a mandrel Wall thickness Diameters to be protected Procurement length Maximum mass (mandrel dia. = max. dia. bundle) L min. max. mm mm m g/m 06 65 130 2,35 1 to 6 50 79 11 1,60 6 to 11 92 14 11 to 14 25 116 17 14 to 17 149 23 70 110 17 to 23 175 30 23 to 30 235 38 30 to 38 305 BS
33、 EN 6049-008:2013EN 6049-008:2013 (E) 7 Table 2 Dimensions and mass (with adhesive PTFE tape layer) Size code Overlap angle measured on a mandrel Wall thickness Diameters to be protected Procurement length Maximum mass (mandrel dia. = max. dia. bundle) L min. max. mm mm m g/m 06 65 130 2,44 1 to 6 5
34、0 86 11 1,69 6 to 11 102 14 11 to 14 25 132 17 14 to 17 165 23 70 110 17 to 23 196 30 23 to 30 262 38 30 to 38 339 4.3 Colour, materials and tracer line identification 4.3.1 Colour In accordance with Table 3. Table 3 Colour Colour code Colour 5 Olive green 4.3.2 Materials External layer: The materia
35、ls shall be multifilament fibres of meta-aramid and PPS monofilament and meet the requirements as specified in this standard. Internal layer: The material shall be metallic nickel copper flat braid. Strands shall be in accordance with ASTM B355 Class 27. 4.3.3 Tracer line identification The sleeve i
36、s delivered with a blue “tracer line” with a width of 9 mm over its complete length marked to identify the shielding protection. The blue tracer line shall remain visible when installed on a harness of the minimum or maximum diameter as per Table 1 or Table 2. 4.3.4 Adhesive PTFE tape The sleeve can
37、 be delivered with an adhesive PTFE tape as per ASTM D1000 for electrical insulation between the cables and the metallic flat braid; see Table 4. BS EN 6049-008:2013EN 6049-008:2013 (E) 8 Table 4 Adhesive PTFE tape designation code Tape code Supply condition P With PTFE tape W Without PTFE tape 4.3.
38、5 Temperature range The operational temperature of the protection sleeves shall be from 55 C to 200 C. 4.4 Electrical characteristics for EMH protection 4.4.1 Electrical resistance requirement In accordance with Table 5. Table 5 Electrical resistance requirement Size code DC Electrical resistance Ro
39、max. m/m Electrical Impedance 10 KHz Zt; (10 kHz) max. m/m Before ageing After ageing Before ageing After ageing 06 4,2 4,7 5,2 5,7 11 3,7 4,2 4,7 5,2 14 3,5 3,7 4,2 4,7 17 2,7 3,2 3,7 4,2 23 2,2 2,7 3,2 3,7 30 2 2,2 2,7 3,2 38 1,8 2 2,2 2,7 4.4.2 Transfer impedance requirement After ageing, the tra
40、nsfer impedance curve (see Figure 2) shall be below: 2t2ot)max.(max.)(max. LRZ += with Romax. = See Table 5, Column “Electrical Impedance 10 KHz Zt(10 kHz) max.”; Ltmax. = 0,6 nH/m; = 2F; = 3,141 6. BS EN 6049-008:2013EN 6049-008:2013 (E) 9 where F = the frequency in Hz; Ztmax. = transfer impedance
41、maximum acceptable. Transferimpedance (Ohms/m)Frequencies (Hz) Figure 2 Transfer impedance curve (size 06 shown) 5 Test methods 5.1 Standard tests The tests shall be carried out as shown in Table 6. For the number of samples to be tested, see EN 6049-001. BS EN 6049-008:2013EN 6049-008:2013 (E) 10 T
42、able 6 Test methods and details (1 of 2) Test method Title Details EN 6059-201 Visual examination See 4.1 and 4.2. EN 6059-202 Dimensions and mass See 4.2. EN 6059-203 Coverage Not applicable. EN 6059-301 Sun light exposure For 40 h, the retention of the tensile strength shall be 45 % minimum. EN 60
43、59-302 High temperature exposure The specimen shall be within the overwrap tolerances, see Table 1 and tensile strength test, according to EN 6059-404, shall be carried out. The value shall not be less than 0,010 N per dTex. EN 6059-303 Resistance to fluids The specimen must show no evidence of defo
44、rmation swelling, shrinking, cracking or rupture and a tensile strength test according to EN 6059-404 shall be carried out. The value shall not be less than 0,010 N per dTex. EN 3844-1 B Flammability After burn length (average) shall not exceed 203 mm (8 inches). After flame time (average) shall not
45、 exceed 15 s. After flame time drips (average) shall not exceed 5 s. EN 6059-305 Fluid absorption The specimen shall repel water for 6 h after test according to EN 6059302. EN 6059-306 Mould growth There shall no external deterioration that would affect service use and no mould growth visible to the
46、 naked eye. EN 6059-401 Expansion range Not applicable. EN 6059-402 Bending properties A medium size specimen installed on aerospace cable, twisted two turns per metre tied every 10 cm, loaded with 10 N must not show any evidence of deformation, swelling, cracking or more than 10 % of rupture of met
47、allic filament after 200 cycles. EN 6059-403 Scrape abrasion Needle load shall be 10 N. EN 6059-404 Tensile strength The tensile force to be applied per dTex shall not be less than 0,02 N. Degradation of the tensile strength after environmental tests shall be within the limits as mentioned in the re
48、levant paragraph. For this test, unwoven tows of the batch, which have been used for weaving of the sleeves, may be used. EN 6059-405 Dynamic cut through The test shall be carried out at ambient temperature. Load shall be 30 N. EN 6059-406 Vibration After the endurance test performed in accordance w
49、ith EN 6059-406, no evidence of wear or defect must be visible on the wires. EN 2825 B Smoke density The test duration shall be 4 min. The maximum specific optical smoke density (average) shall not exceed: Ds = 200 (flaming mode) Ds = 150 (non flaming mode) BS EN 6049-008:2013EN 6049-008:2013 (E) 11 Table 6 Test methods and details (2 of 2) Test method Title Details EN 2826 B Toxicity Gas component
