BS EN 50290-2-37-2016 Communication cables Common design rules and construction Polyethylene insulation for coaxial cables《通信电缆 通用设计规则和结构 同轴电缆的聚乙烯绝缘》.pdf

1、BS EN 50290-2-37:2016Communication cablesPart 2-37: Common design rules andconstruction Polyethylene insulation forcoaxial cablesBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN 50290-2-37:2016 BRITISH STANDARDNational forewordThis British Standard is the UK imp

2、lementation of EN 50290-2-37:2016.The UK participation in its preparation was entrusted to Technical Committee EPL/46, Cables, wires and waveguides, radio frequency connectors and accessories for communication and signalling.A list of organizations represented on this committee can be obtained on re

3、quest 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 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 85078 3 ICS 29.035.20; 33.120.10 Compliance

4、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 May 2016.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS EN 50290-2-37:2016EUROPEAN STANDARD

5、 NORME EUROPENNE EUROPISCHE NORM EN 50290-2-37 May 2016 ICS 29.035.20; 33.120.10 English Version Communication cables - Part 2-37: Common design rules and construction - Polyethylene insulation for coaxial cables Cbles de communication - Partie 2-37: Rgles de conception communes et construction - Po

6、lythylne pour enveloppes isolantes pour cbles coaxiaux Kommunikationskabel - Teil 2-37: Gemeinsame Regeln fr Entwicklung und Konstruktion - Polyethylen-Isoliermischungen fr Koaxialkabel This European Standard was approved by CENELEC on 2016-03-14. CENELEC members are bound to comply with the CEN/CEN

7、ELEC 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

8、or to any CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status a

9、s the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Lu

10、xembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung

11、 CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 50290-2-37:2016 E BS EN 50290-2-37:2016Contents European foreword . 3 1 Scope 4 2 Normative references . 4 3 Raw

12、material requirements . 5 4 Cable test requirements . 5 5 Health, safety and environmental regulations 5 Bibliography 10 EN 50290-2-37:2016 (E)2 BS EN 50290-2-37:2016European foreword This document (EN 50290-2-37:2016) has been prepared by CLC/TC 46X “Communication cables”. The following dates are f

13、ixed: latest date by which this document has to beimplemented at national level by publicationof an identical national standard or byendorsement(dop) 2017-03-14 latest date by which the national standardsconflicting with this document have tobe withdrawn(dow) 2019-03-14 Attention is drawn to the pos

14、sibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CENELEC by the European Commission and the European Free T

15、rade Association. EN 50290-2-37:2016 (E)3 BS EN 50290-2-37:20161 Scope This Part 2-37 of EN 50290 gives specific requirements for Polyethylene (PE) compounds to be used for the insulation of coaxial cables. The standard includes Low Density (LD), Medium Density (MD) and High Density (HD) Polyethylen

16、e compounds. It is to be read in conjunction with EN 50290-2-20, EN 50117 and other applicable product standards. Using raw material and type test data as outlined in this standard, the raw material supplier will have sufficient data to demonstrate compliance and warrant that the material is suitabl

17、e for the specified application. 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 applies. For undated references, the latest edition of the referen

18、ced document (including any amendments) applies. EN 50289-3-9, Communication cables - Specifications for test methods - Part 3-9: Mechanical test methods - Bending tests EN 50289-3-17, Communication cables - Specifications for test methods - Part 3-17: Mechanical test methods - Adhesion of dielectri

19、c and sheath EN 60811-401, Electric and optical fibre cables - Test methods for non-metallic materials - Part 401: Miscellaneous tests - Thermal ageing methods - Ageing in an air oven (IEC 60811-401) EN 60811-501, Electric and optical fibre cables - Test methods for non-metallic materials - Part 501

20、: Mechanical tests - Tests for determining the mechanical properties of insulating and sheathing compounds (IEC 60811-501) EN 60811-502, Electric and optical fibre cables - Test methods for non-metallic materials - Part 502: Mechanical tests - Shrinkage test for insulations (IEC 60811-502) EN 60754-

21、2, Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity (IEC 60745-2) EN 60216 (all parts), Electrical insulating materials Thermal endurance properties (IEC 60216) EN ISO 527 (all parts), Plastics Determination of t

22、ensile properties (ISO 527) EN ISO 868, Plastics and ebonite - Determination of indentation hardness by means of a durometer (Shore hardness) (ISO 868) EN ISO 1133 (all parts), Plastics Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics (ISO 1133) EN

23、 ISO 1183 (all parts), Plastics Methods for determining the density of non-cellular plastics (ISO 1183) EN ISO 11357-6, Plastics - Differential scanning calorimetry (DSC) - Part 6: Determination of oxidation induction time (isothermal OIT) and oxidation induction temperature (dynamic OIT) (ISO 11357

24、-6) ISO 974, Plastics Determination of the brittleness temperature by impact EN 50290-2-37:2016 (E)4 BS EN 50290-2-37:20163 Raw material requirements The tests are to be carried out on granules or moulded plaques produced from granules of compound. This data are to be provided by the compound suppli

25、er. For compounds intended for foam application the properties shall be measured on unexpanded compound or the base polymer without blowing agent. Relevant test methods, requirements and limits shall be included in any supply specification of the raw material. Specific requirements are shown (Table

26、1, Table 2 and Table 3). In the case of special applications, additional requirements could be specified. 4 Cable test requirements The anticipated performance assumes standard cable design and conventional process technology and is specified (Table 4). Using type test data the raw material supplier

27、 is expected to demonstrate compliance and warrant that the material is suitable for the specified application. In the case of special applications, additional requirements could be specified. 5 Health, safety and environmental regulations The materials are subject to Health, Safety and Environment

28、(HSE) requirements as defined in EN 50290-2-20. Any deviations or compliance failures shall be identified by the raw material supplier and necessary corrective actions to be undertaken agreed with the cable maker. EN 50290-2-37:2016 (E)5 BS EN 50290-2-37:2016Table1 Insulationcompound-physicalpropert

29、iesof granulesCharacteristics1)Test methodUnitSolidFoam1Density2)ENISO1183g/cm30,960To be recorded2aMeltflowindex3)(190C/2,16kg)ENISO1133g/10 minTo be recordedTo be recorded4)2bMeltflowindex3)(140C/5,0kg)ENISO1133g/10 minTo be recorded5)3HardnessShore D6)(1s)ENISO868-42424LowTemperature brittlenessI

30、SO974C1GHz1GHz1GHz1Dielectricconstant(f1),1MHz3)IEC60250-2,352,352,352,352Dissipation factor(f1),1MHz4,5)IEC60250-4,31GHz1GHz1GHz1Maximumrated temperature ofcable forwhich the compound can be usedEN602162) C707070702Mechanicalcharacteristics3)EN608115012.1Tensile strength-median,min.MPa1010nana2.2El

31、ongation atbreak-median,min.%300300nana3Bending testatlowtemperatureTemperatureMandreldiameterNumberofturnsResultto be obtained (during one cycle)EN502893-9, 4.3.1,Procedure 1C2010 xDia1No crack2010 xDia1No crack2010 xDia1No crack2010 xDia1No crack4Thermalageing-temperature-durationEN60811401Ch10027

32、241002724100272410027244aElongation atbreakafterageing 3)Resultto beobtained-median,min.EN60811501%125125nanaor/4bBending testafterageing TemperatureMandreldiameterNumberofturnsResultto be obtained (during one cycle)EN502893-9, 4.3.1,Procedure 1CAmbient8xDia1No crackAmbient8xDia1No crackAmbient8xDia

33、1No crackAmbient8xDia1No crack5Shrinkage-temperature-durationResultto be obtained-max.EN60811502 Ch%1002151002151002151002156Strip force 4,5)EN502893-17N55558BS EN 50290-2-37:2016EN 50290-2-37:2016 (E)BS EN 50290-2-37:20161)Includesfoamskin.2)Informative.Anyprocedure based on the Arrheniusprincipals

34、which can predicta greaterthan 20 000h life expectancyatthe indicated temperature.See EN502902-20forguidance.3)Onlyto be carried outifthe insulation can be removed fromthe conductorwithoutdamage and/orthe insulation thicknessislessthan 0,8mm.4)Conductorskin permitted ifneeded to achieve required res

35、ult.5)Testlength (L)=25mmunlessotherwise specified in cable productstandard9BS EN 50290-2-37:2016EN 50290-2-37:2016 (E)BS EN 50290-2-37:2016Bibliography EN 50117 (all parts), Coaxial Cables EN 50290-2-37:2016 (E)10 This page deliberately left blankBSI is the national body responsible for preparing B

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