1、BRITISH STANDARD BS EN 50290-2-30:2002 Communication cables Part 2-30: Common design rules and construction Poly(tetrafluoroethylene- hexafluoropropylene) (FEP) insulation and sheathing The European Standard EN 50290-2-30:2002 has the status of a British Standard ICS 29.060.20; 33.120 NO COPYING WIT
2、HOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 50290-2-30:2002 This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 22 March 200
3、2 BSI 22 March 2002 ISBN 0 580 39321 6 National foreword This British Standard is the official English language version of EN 50290-2-30:2002. The UK participation in its preparation was entrusted by Technical Committee EPL/46, Cables, wires and waveguide, RF connectors and accessories for communica
4、tion and signalling, to Subcommittee EPL/46/1, Communication cables, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications re
5、ferred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of
6、a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation,
7、 or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5 and a back cover. The BSI copyright date
8、 displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 50290-2-30 NORME EUROPENNE EUROPISCHE NORM January 2002 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisati
9、on Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2002 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50290-2-30:2002 E ICS 29.035.20; 33.120.10 Englis
10、h version Communication cables Part 2-30: Common design rules and construction - Poly(tetrafluoroethylene-hexafluoropropylene) (FEP) insulation and sheathing Cbles de communication Partie 2-30: Rgles de conception communes et construction - Poly(ttrafluorothylne- hexafluoropropylne) (FEP) pour envel
11、oppes isolantes et gainage Kommunikationskabel Teil 2-30: Gemeinsame Regeln fr Entwicklung und Konstruktion - Poly(tetrafluoroethylen- Hexafluoropropylen) (FEP) Isolierung- und Mantelmischungen This European Standard was approved by CENELEC on 2001-11-01. CENELEC members are bound to comply with the
12、 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 Central Secretariat or
13、 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 Central Secretariat has the same status as the offici
14、al versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EN 50290-2-30:2002 2 Fore
15、word This European Standard was prepared by a joint working group of the Technical Committees CENELEC TC 46X, Communication cables, and CENELEC TC 86A, Optical fibres and optical fibre cables. The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 50
16、290-2-30 on 2001-11-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2002-08-01 latest date by which the national standards conflicting with the EN have to be withdrawn (do
17、w) 2004-08-01 Annexes designated “normative“ are part of the body of the standard. In this standard, annex A is normative. This European Standard has been prepared under the European Mandate M/212 given to CENELEC by the European Commission and the European Free Trade Association. _ 3 EN 50290-2-30:
18、2002 1 Scope This Part 2-30 of EN 50290 gives specific requirements for poly(tetrafluoroethylene-hexafluoropropylene) (FEP) insulation and sheathing used in communication cables. It is to be read in conjunction with Part 2-20 of EN 50290. 2 Normative references This European Standard incorporates by
19、 dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Stand
20、ard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN 60811-1-1:1995 Insulating and sheathing materials of electric cables - Common test methods Part 1: General application - Section 1: M
21、easurement of thickness and overall dimensions - Tests for determining the mechanical properties (IEC 60811-1-1:1993) EN 60811-1-2:1995 Insulating and sheathing materials of electric cables - Common test methods Part 1: General application - Section 2: Thermal ageing methods (IEC 60811-1-2:1985 + co
22、rr. May 1986 + A1:1989) EN 60811-1-3:1995 Insulating and sheathing materials of electric cables - Common test methods Part 1-3: General application - Methods for determining the density - Water absorption tests - Shrinkage test (IEC 60811-1-3:1993) EN 60811-1-4:1995 Insulating and sheathing material
23、s of electric cables - Common test methods Part 1-4: General application - Tests at low temperature (IEC 60811-1-4:1985 + corr. May 1986 + A1:1993) EN 60811-3-1:1995 Insulating and sheathing materials of electric cables - Common test methods Part 3-1: Methods specific to PVC compounds - Pressure tes
24、t at high temperature - Tests for resistance to cracking (IEC 60811-3-1:1985 + corr. May 1986) IEC 60093:1980 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials IEC 60250:1969 Recommended methods for the determination of the permittivity and diele
25、ctric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelengths ISO 11357-3:1999 Plastics - Differential scanning calorimetry (DSC) - Part 3: Determination of temperature and enthalpy of melting and crystallization 3 Requirements In case
26、of specific applications, additional performances could be needed. Relevant test methods and requirements shall be included in the detail specifications of the cables.EN 50290-2-30:2002 4 Table 1 FEP insulation and sheathing compounds Characteristics Test method Unit Requirements 1 Maximum rated tem
27、perature at cable for which the compound can be used ISO 11357-3 C 200 2 Density EN 60811-1-3 g/cm 3 2,15 0,03 3 Melting point C 265 20 4 Mechanical characteristics 4.1 4.11 4.12 In state of delivery Tensile strength - median, min. Elongation at break - median, min. EN 60811-1-1 EN 60811-1-1 MPa % 1
28、0 200 4.2 4.21 4.22 After ageing Ageing conditions - temperature - duration Tensile strength - median, min. - variation, max. Elongation at break - median, min. EN 60811-1-2 EN 60811-1-1 EN 60811-1-1 C h Mpa % % 240 5 14*24 10 25 200 5 Heat shock Test conditions - temperature - duration Result to be
29、 obtained EN 60811-3-1 C h 250 5 6 No crack 6 Behaviour at low temperature Bending at low temperature Test conditions - temperature Result to be obtained EN 60811-1-4 C - 15 2 No crack 7 Volume resistivity, min. - at max. rated temperature at cable - at 20 C IEC 60093 .m .m 10 16 10 17 8 Dielectric
30、constant, max. - at 50 kHz, 23 C - at 100 kHz, 23 C IEC 60250 2,1 2,1 9 Dissipation factor, max. - at 50 kHz, 23 C - at 100 kHz, 23 C IEC 60250 4 x 10 -4 6 x 10 -4 5 EN 50290-2-30:2002 Annex A (normative) Volume resistivity This test shall be made on insulated conductor sample. The sample shall be i
31、mmersed in water previously heated to the specified temperature, a length of about 0,25 m at each end of the sample being kept above the water. A DC voltage of between 80 V and 500 V shall be then applied between the conductor and the water. The insulation resistance shall be measured 1 min after ap
32、plication of the voltage. The volume resistivity shall be calculated from the measured insulation resistance by the following formula : d D e log R 2 where = volume resistivity, in meters R = measured insulation resistance, in = length of the sample, in meters D = outer diameter of the insulation, i
33、n mm d = inner diameter of the insulation, in mmBS EN 50290-2-30:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international l
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