1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Aerospace series - Heat shrinkable moulded shapesPart 101: Polyolefin, semi-rigid, limited fire hazard - Temperature range - 30 C to 105 C - Product standardBS EN 4840-101:2018EUROPEAN STANDARD NORME EUROPENNE EUROPISCH
2、E NORM EN 4840-101 August 2018 ICS 49.060 English Version Aerospace series - Heat shrinkable moulded shapes - Part 101: Polyolefin, semi-rigid, limited fire hazard - Temperature range - 30 C to 105 C - Product standard Srie arospatiale - Manchons thermortractables - Partie 101 : Semi-rigides en poly
3、olfine, risque de feu limit - Temprature - 30 C 105 C - Norme de produit Luft- und Raumfahrt - Wrmeschrumpfende Formteile - Teil 101: Polyolefin, halbsteif, reduziertes Brandverhalten - Temperaturbereich - 30 C bis 105 C - Produktnormen This European Standard was approved by CEN on 20 May 2018. CEN
4、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 appli
5、cation 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 Man
6、agement 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, Latv
7、ia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Rue
8、 de la Science 23, B-1040 Brussels 2018 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4840-101:2018 ENational forewordThis British Standard is the UK implementation of EN 4840101:2018.The UK participation in its preparation was e
9、ntrusted 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 responsi
10、ble for its correct application. The British Standards Institution 2018 Published by BSI Standards Limited 2018ISBN 978 0 580 99837 9ICS 49.060Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Pol
11、icy and Strategy Committee on 31 August 2018.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 4840101:2018EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4840-101 August 2018 ICS 49.060 English Version Aerospace series - Heat shrinkable moulded shapes - Part
12、 101: Polyolefin, semi-rigid, limited fire hazard - Temperature range - 30 C to 105 C - Product standard Srie arospatiale - Manchons thermortractables - Partie 101 : Semi-rigides en polyolfine, risque de feu limit - Temprature - 30 C 105 C - Norme de produit Luft- und Raumfahrt - Wrmeschrumpfende Fo
13、rmteile - Teil 101: Polyolefin, halbsteif, reduziertes Brandverhalten - Temperaturbereich - 30 C bis 105 C - Produktnormen This European Standard was approved by CEN on 20 May 2018. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving th
14、is 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
15、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 Aust
16、ria, 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, Serbia, Slovakia, Slovenia, Spai
17、n, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels 2018 CEN All rights of exploitation in any form and by any means reserved world
18、wide for CEN national Members. Ref. No. EN 4840-101:2018 EBS EN 4840101:2018EN 4840-101:2018 (E) 2 Contents Page European foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions . 5 4 Required characteristics 5 5 Quality assurance 9 6 Designation . 10 7 Labelling and packaging . 10 8 T
19、echnical specification . 10 Annex A (informative) Adhesive compatibility guide for EN 4840-101 moulded shapes . 11 BS EN 4840101:2018EN 4840-101:2018 (E) 3 European foreword This document (EN 4840-101:2018) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardiza
20、tion (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 gi
21、ven the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2019, and conflicting national standards shall be withdrawn at the latest by February 2019. Attention is drawn to the possibility that some of the elements of this document
22、may be the subject of patent rights. CEN 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, Bu
23、lgaria, 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, Serbia, Slovakia, Slovenia, Spain, Sweden, Switz
24、erland, Turkey and the United Kingdom. BS EN 4840101:2018EN 4840-101:2018 (E) 4 1 Scope This European Standard specifies the required characteristics for heat-shrinkable polyolefin semi-rigid, limited fire hazard heat-shrinkable boots for use in aircraft electrical systems at operating temperatures
25、between 30 C and 105 C. The moulded shapes may be supplied with a pre-coated adhesive. Refer to the manufacturers/suppliers for options. A guide to adhesive compatibility is given in Annex A. These moulded shapes are normally supplied in the styles and dimensions given in EN 4840-002 Tables 1 to 22.
26、 The colour is normally black. Styles and dimensions other than those specifically listed in EN 4840-002 Tables 1 to 22 may be available as custom items. These items shall be considered to comply with this standard if they comply with the property requirements listed in Table 1 with the exception of
27、 dimensions. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced docume
28、nt (including any amendments) applies. EN 3909, Aerospace series Test fluids and test methods for electrical and optical components and sub-assemblies EN 4708-106, Aerospace series Sleeving, heat-shrinkable, for binding, insulation and identification Part 106: Limited fire hazard sleeving Operating
29、temperature 30 C to 105 C Product standard 1)EN 4840-001, Aerospace series Heat shrinkable moulded shapes Part 001: Technical specification EN 4840-002, Aerospace series Heat shrinkable moulded shapes Part 002: Index of product standards and product dimensions 1)IEC 60684-3, Flexible insulating slee
30、ving Part 3: Specifications for individual types of sleeving 2)IEC 60695-11-10, Fire hazard testing Part 11-10: Test flames 50 W horizontal and vertical flame test methods 2)IEC 62329-1, Heat shrinkable moulded shapes Part 1: Definitions and general requirements 2)IEC 62329-2, Heat-shrinkable moulde
31、d shapes Part 2: Methods of test2)IEC 60757:1983, Code for designation of colours 2)ISO 1817, Rubber, vulcanized or thermoplastic Determination of the effect of liquids 3)1) Published as ASD-STAN Prestandard at the date of publication of this European Standard by AeroSpace and Defence industries Ass
32、ociation of Europe - Standardization (ASD-STAN), http:/www.asd-stan.org/ 2) Published by: International Electrotechnical Commission (IEC), http:/www.iec.ch/ 3) Published by: International Organization for Standardization (ISO), http:/www.iso.ch/ BS EN 4840101:2018EN 4840-101:2018 (E) 5 MIL-PRF-87937
33、, Performance specification: cleaning compound, aerospace equipment 4)AMS 1476B, Deodorant, Aircraft Toilet 5)3 Terms and definitions For the purposes of this document, the terms and definitions given in IEC 62329-1 apply. ISO and IEC maintain terminological databases for use in standardization at t
34、he following addresses: IEC Electropedia: available at http:/www.electropedia.org/ ISO Online browsing platform: available at http:/www.iso.org/obp 4 Required characteristics 4.1 Dimensions and mass See EN 4840-002. 4.2 Conditions of test 4.2.1 Conditions of test for the moulded shapes The moulded s
35、hapes shall be shrunk in a forced air circulation oven for (10 1) min at the temperature specified in Table 1. 4.2.2 Moulded shapes material conformance Conformance with the requirements of this specification shall be based on the results form test sheets, (2 0,15) thick, unless otherwise specified
36、6) ,which shall be prepared from the same cross-linked heat shrinkable material that is used to manufacture the heat shrinkable moulded shapes. 4.2.3 Moulded shapes compatibility Conformance with the compatibility requirements of this specification shall be based on the results from the assembly con
37、figuration as shown in Figure 3 of IEC 62329-2. 4.3 Tests See Table 1. 4) Published by: Department of Defense (DoD). http:/www.defenselink.mil/ 5) Published by: National (US) Society of Automotive Engineers (SAE), http:/www.sae.org/ 6) A suitable size has been found to be 150 mm 150 mm. BS EN 484010
38、1:2018EN 4840-101:2018 (E) 6 Table 1 Tests (1 of 3) Designation of the test IEC 62329-2 Clause or Subclause Requirements Remarks Dimensions 5 EN 4840-002 Dimension tables Condition at 150 C 3 C Density 6 0,03 Max permitted deviation from manufacturers qualification values Heat shock Tensile strength
39、 Elongation at break 7 10 10 5 MPa min 100 % min Heat at 175 C 3 C Bending at low temperature 8 No cracks shall be visible Condition at 30 C 2 C. The mandrel diameter shall be between 20 mm + 1/ 0 mm Dimensional stability during storage 9 The dimensions shall be as specified in EN 4840-002 dimension
40、 tables Tensile strength Elongation at break 10 10 7 MPa min 200 % min Use a jaw separation rate of 100 mm/min. Secant modulus at 2 % elongation 11 50 MPa min 130 MPa max Electric Strength 12 8 KV/mm Volume resistivity 13 1010 m min Flammability 16 30 s max. Test in accordance with method A of IEC 6
41、0695-11-10 Oxygen Index 17 29 % min. Copper corrosion 18 None above the allowable 8 Heat for (16 0,5) h at 150 C 3C Colour fastness to light 19 The colour contrast between the exposed and unexposed parts of the specimens shall be equal to or less than that of the fastness standard. Fastness standard
42、 No. 5 Resistance to selected fluids Tensile strength Elongation at break 20 10 10 4 MPa min 100 % min Use the fluids and test temperatures specified in Table 2. Immersion time (24 1) h BS EN 4840101:2018EN 4840-101:2018 (E) 7 Table 1 Tests (2 of 3) Designation of the test IEC 62329-2 Clause or Subc
43、lause Requirements Remarks Long Term Ageing (3 000 h) Elongation at break 21 10 100 % min Heat at 105 C 3 C Mass 22 EN 4840-002 Dimension tables Heat ageing Tensile strength Elongation at break 23 10 10 5 MPa min 100 % min Heat at 150 C 3 C Water absorption 24 0,5 Colour stability to heat 25 Not app
44、licable Smoke Index 26 20 max. Toxicity 27 5 max. Halogen content Chlorine, Bromine, Iodine Fluorine 28 28.1 28.2 0,2 max. 0,1 max. Expressed as Chlorine Acid gas generation 29 29.2 3,5 pH min. 10,5 pH max. 10,0 S/mm Resistance to mould growth Tensile Strength Elongation 30 10 10 7 MPa min. 200 % mi
45、n. Method B 56 days exposure Compatibility a 31 Boot: EN4840-101-B/5-BK-W1-N Tubing: EN4708-106-12.7/6.4-BK Dynamic shear 31.1 300 N min. Test at 23 C 3 C 30 N min. Test at 105 C 3 C Static load 31.2 10 kg Test at 23 C 3 C 0,5 kg Test at 105 C 3 C Fluid resistance 31.3 150 N min. Use the fluids and
46、test temperatures specified in Table 3. Immersion time (24 1) h BS EN 4840101:2018EN 4840-101:2018 (E) 8 Table 1 Tests (3 of 3) Designation of the test IEC 62329-2 Clause or Subclause Requirements Remarks Thermal Ageing 31.4 300 N min. Heat for (168 1) h at 100 C 3 C Peel Adhesion 31.5 60 N/25 mm Al
47、titude immersion 31.6 109 Shelf life b EN 4840-001 Clause 4.6 The dimensions shall be as specified in EN 4840-002 Condition the boots for 60 months at ambient temperature prior to testing; interim measurements shall be made every 12 months. Artifical weathering Tensile strength Elongation at break E
48、N 4840-001 Table 2 10 10 5 MPa min 100 % min aThese system performance requirements are based on using W1 adhesive. When using other adhesives the performance may be different. Refer to the supplier/manufacturer. bDue to the duration of this test, lack of completion of this test shall not preclude c
49、ertification of this material. Additional evidence of compliance with this requirement in the interim shall be as agreed between the supplier and/or the approval authority and/or the customer. Table 2 Resistance to selected fluids (1 of 2) EN 3909 No. Fluid family Type Test fluid to be used Immersion temperature 2 C 1a Fuels Gasoline ISO 1817 Liquid B 23 1b Kerosene ISO 1817 Liqu
