BS EN 4674-003:2015 BSI Standards Publication Aerospace series — Electrical cables, installation — Selfwrapping shielding (EMI) protective sleeve Part 003: Open sleeve — Inside pressurized area — EMI protection kA — Temperature range — 65 °C to 200 °C — Product standard BS EN 4674-003:2015 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN 4674-003:2015 The UK participation in its preparation was entrusted to Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology A list of organizations represented on this committee can be obtained on request to its secretary This publication does not purport to include all the necessary provisions of a contract Users are responsible for its correct application © The British Standards Institution 2015 Published by BSI Standards Limited 2015 ISBN 978 580 84533 ICS 49.060 Compliance 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 28 February 2015 Amendments issued since publication Date Text affected BS EN 4674-003:2015 EN 4674-003 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM February 2015 ICS 49.060 English Version Aerospace series - Electrical cables, installation - Self-wrapping shielding (EMI) protective sleeve - Part 003: Open sleeve Inside pressurized area - EMI protection kA - Temperature range - 65 °C to 200 °C - Product standard Série aérospatiale - Câbles électriques, installation - Gaine de protection blindée (EMI) auto-fermable - Partie 003 : Gaine ouverte - Usage interne - Protection EMI kA Température d'utilisation - 65 °C 200 °C - Norme de produit Luft- und Raumfahrt - Elektrische Leitungen, Installation Selbstschließender abschirmender (EMI) Schutzschlauch Teil 003: Offener Schutzschlauch - Innerhalb druckbelüfteter Bereiche - EMI-Schutz kA Temperaturbereich -65 °C bis 200 °C - Produktnorm This European Standard was approved by CEN on January 2014 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 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 official 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 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, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels © 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members Ref No EN 4674-003:2015 E BS EN 4674-003:2015 EN 4674-003:2015 (E) Contents Page Foreword Scope Normative references Terms and definitions Required characteristics .5 Test methods Designation 10 Marking 10 BS EN 4674-003:2015 EN 4674-003:2015 (E) Foreword This document (EN 4674-003:2015) 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 approval 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 August 2015, and conflicting national standards shall be withdrawn at the latest by August 2015 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 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, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom BS EN 4674-003:2015 EN 4674-003:2015 (E) Scope This European Standard specifies the characteristics of flexible kA self-wrapping shielding (EMI) protection sleeves, to be installed inside pressurized areas on electrical cables or cable bundles, made from nickel plated copper strands and PPS (polyphenylene sulfide) monofilament Temperature range: − 65 °C to 200 °C 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 applies For undated references, the latest edition of the referenced document (including any amendments) applies EN 2591-214, Aerospace series — Elements of electrical and optical connection — Test methods — Part 214: Lightning strike, current and voltage pulse EN 2591-307, Aerospace series — Elements of electrical and optical connection — Test methods — Part 307: Salt mist EN 2825, Aerospace series — Burning behaviour of non metallic materials under the influence of radiating heat and flames — Determination of smoke density EN 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 3475, Aerospace series — Cables, electrical, aircraft use — Test methods 1) EN 3844-1, Aerospace series — Flammability of non metallic materials — Part 1: Small burner test, vertical — Determination of the vertical flame propagation EN 4674-001, Aerospace series — Electrical cables, installation — Self-wrapping shielding (EMI) protective sleeve — Part 001: Technical specification EN 4674-002, Aerospace series — Electrical cables, installation — Self-wrapping shielding (EMI) protective sleeve — Part 002: General and list of product standard EN 6059, Aerospace series — Electrical cables, installation — Protection sleeves — Test methods 1) ISO 4892-3, Plastics — Methods of exposure to laboratory light sources — Part 3: Fluorescent UV lamps IEC 62153-4-3, Metallic communication cable test methods — Part 4-3: Electromagnetic compatibility (EMC) — Surface transfer impedance — Triaxial method 2) ASTM D4894, Standard Specification for Polytetrafluoroethylene (PTFE) Granular Molding 3) 1) All its parts quoted in Table 2) Published by: IEC International Electrotechnical Commission http://www.iec.ch/ 3) Published by: ASTM National (US) American Society for Testing and Materials http://www.astm.org/ BS EN 4674-003:2015 EN 4674-003:2015 (E) Terms and definitions For the purposes of this document, the terms and definitions given in EN 4674-001 apply Required characteristics 4.1 Composition This product is manufactured from PPS (polyphenylene sulfide) monofilaments and nickel-plated copper wire, with or without an internal protective tape 4.2 Dimensions and mass of the sleeve See Figures and 2, Tables and The minimum sleeve lengths shall be in accordance with EN 4674-001 Figure Key Warp Weft Figure BS EN 4674-003:2015 EN 4674-003:2015 (E) Table — Dimensions and mass without internal protective tape Size code Wall thickness Diameters to be protected mm mm Mass max g/m 05 to 45 08 to 48 13 to 13 58 16 13 to 16 60 16 to 19 88 25 19 to 25 112 32 25 to 32 148 38 32 to 38 172 45 38 to 45 187 19 0,9 ± 0,40 Table — Dimensions and mass with internal protective tape Size code Wall thickness Diameters to be protected mm mm max g/m 05 to 50 08 to 54 13 to 13 67 16 13 to 16 72 16 to 19 93 25 19 to 25 122 32 25 to 32 160 38 32 to 38 187 45 38 to 45 205 19 4.3 4.3.1 Colour, materials and tracer line identification Colour, tracer line and sleeve identification See EN 4674-001 ± 0,40 Mass BS EN 4674-003:2015 EN 4674-003:2015 (E) 4.3.2 Internal protective tape The sleeve can be delivered with or without an internal protective tape which is in accordance with ASTM D4894 Type IV, Grade 2, see Table Table — Internal protective tape code Tape code 4.3.3 Supply condition P With internal protective tape W Without internal protective tape Size identification To identify each sleeve size, no specific tracer shall be specified The size can be verified by the installation of the sleeve on a mandrel or bundle and the tracer line 4.4 4.4.1 Electrical characteristics for EMI protection Electrical resistance requirement In accordance with Table Table — Electrical resistance requirement Size code DC Electrical resistance Ro max mΩ/m After endurance cycles 05 08 13 16 19 25 32 38 45 53 Resistance measurement shall be done at ambient T and after endurance testing BS EN 4674-003:2015 EN 4674-003:2015 (E) 4.4.2 Transfer impedance requirement After endurance cycles the transfer impedance curve (see Figure 3) shall be below Zt max between 10 kHz and 100 MHz: ω )2 Z t max = ( Ro max.)2 + ( Lt max × with Ro max = see Table 4; Lt max = nH/m; ω = 2πf; π = 3,141 where f = the frequency in Hz; Zt (ohm/m) Zt max = transfer impedance maximum acceptable Frequency (MHz) Figure — Transfer impedance curve BS EN 4674-003:2015 EN 4674-003:2015 (E) For sleeve size 5, the maximum admissible tolerance above the transfer impedance curve is 3.6 dB between 10 kHz and 600 kHz for all other frequencies the maximum admissible tolerance above the transfer impedance curve is dB, on % of the frequency according to X-axis For sleeve sizes to 13 included, the maximum admissible tolerance above the transfer impedance curve is 2.3 dB between 10 kHz and 600 kHz For all other frequencies the maximum admissible tolerance above the transfer impedance curve is dB, on % of the frequency according to X-axis For all other sizes, the maximum admissible tolerance above the transfer impedance curve is dB, on % of the frequency according to X-axis Test methods The tests shall be carried out as shown in Table For the number of samples to be tested and the test sequences, see EN 4674-001 Table — Test methods and details (1 of 2) Test method Designation of the test Details EN 6059-201 Visual inspection Applicable EN 6059-202 Dimensions and mass Applicable EN 6059-203 Coverage Not applicable Applicable (duration is 40 h) See ISO 4892-3, method B, cycle EN 6059-301 Sun light exposure EN 6059-302 High temperature exposure Applicable EN 6059-303 Resistance to fluids Applicable – The retention of the tensile strength shall be 45 % minimum EN 3844-1b Flammability Applicable EN 6059-305 Fluid absorption Not applicable EN 6059-306 Mould growth Applicable EN6059-308 Rapid change of temperature EN 6059-309 Fire resistance of protected Not applicable bundle EN 6059-401 Expansion range Not applicable EN 6059-402 Bending properties Applicable EN 6059-403 Scrape abrasion Not applicable EN 6059-404 Tensile strength Not applicable EN 6059-405 Dynamic cut-through Applicable (load is 30 N) EN 6059-406 Vibration Applicable EN 6059-501 Voltage proof test Not applicable EN 6059-502 Resistance to electrical arcs Not applicable EN 6059-503 Temperature rise due to rated Applicable current EN 6059-601 Open and close The retention of the tensile strength shall be 45 % minimum Applicable TA = 200 °C and TB = − 65 °C Applicable BS EN 4674-003:2015 EN 4674-003:2015 (E) Table — Test methods and details (2 of 2) Test method Details EN 2825 Smoke density Applicable EN 2826 Toxicity Applicable Ohmic resistance per unit length Applicable Tensile test on conductors and strands Applicable during purchasing process EN 3475-506 Plating continuity Applicable (test report issued by raw material manufacturer can be provided) EN 3475-507 Adherence of plating Applicable (test report issued by raw material manufacturer can be provided) EN 3475-508 Plating thickness Applicable (test report issued by raw material manufacturer can be provided) EN 3475-509 Solderability Applicable during purchasing process for codes B, C Transfer impedance Applicable EN 2591-214 Lightning strike, current and voltage pulse Applicable : kA waveform EN 2591-307 Salt mist Applicable: 96 h EN 3475-301 EN 3475-505 for metallic strands EN6059-404 for non-metallic strands EN 3475-807 IEC 62153-4-3 Title Designation EXAMPLE Description block SLEEVE, PROTECTION Number of the basic standard Sleeve model Size code (see Table and Table 2) Variant: internal protective tape code (see Table 3) Marking See EN 4674-002 10 Identity block EN4674-003-XXX This page deliberately left blank NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards Institution (BSI) BSI is the national body responsible for preparing British Standards and other standards-related publications, information and services BSI is incorporated by Royal Charter British Standards and other standardization products are published by BSI Standards Limited About us Revisions We bring together business, industry, government, consumers, innovators and others to shape their combined experience and expertise into standards -based solutions Our British Standards and other publications are updated by amendment or revision The knowledge embodied in our standards has been 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