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1、BRITISH STANDARD BS EN 50363-5:2005 Insulating, sheathing and covering materials for low voltage energy cables Part 5: Halogen-free, cross-linked insulating compounds The European Standard EN 50363-5:2005 has the status of a British Standard ICS 29.035.20 BS EN 50363-5:2005 This British Standard was
2、 published under the authority of the Standards Policy and Strategy Committee 16 January 2006 BSI 16 January 2006 ISBN 0 580 47537 9 National foreword This British Standard is the official English language version of EN 50363-5:2005. It supersedes BS 7655-5.1:1997 which is withdrawn. The UK particip
3、ation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, LV 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 w
4、hich implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publi
5、cation does not purport to include all the necessary provisions of a contract. Users are responsible for its 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 internation
6、al/European committee any enquiries on the interpretation, or proposals for change, and keep 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,
7、 pages 2 to 7, and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD EN 50363-5 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electr
8、otechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. N
9、o. EN 50363-5:2005 E ICS 29.035.20 English version Insulating, sheathing and covering materials for low voltage energy cables Part 5: Halogen-free, cross-linked insulating compounds Matriaux pour enveloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 5: Mlanges rticuls
10、sans halogne pour enveloppe isolante Isolier-, Mantel- und Umhllungswerkstoffe fr Niederspannungskabel und -leitungen Teil 5: Halogenfreie, vernetzte Isoliermischungen This European Standard was approved by CENELEC on 2005-11-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regu
11、lations 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 to any CENELEC member. Th
12、is 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 official versions. CENELEC membe
13、rs are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerla
14、nd and United Kingdom. EN 50363-5:2005 2 Foreword This European Standard was prepared by the Technical Committee CENELEC TC 20, Electric cables. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50363-5 on 2005-11-01. EN 50363 (in all its parts) supersedes the
15、equivalent information at present in HD 21.1 S4, HD 21.14 S1, HD 22.1 S4, HD 22.10 S1, HD 22.14 S2 and prHD 21.15 S1. The existing information in these HDs will be deleted at the next maintenance review. EN 50363-5 should be read in conjunction with EN 50363-0. The following dates were fixed: latest
16、 date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-11-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2007-11-01 3 EN 50363-5:2005 Contents 1 Scope .4 2 Normativ
17、e references.4 3 Definitions.4 4 Properties.4 Table 1 Types of halogen-free cross-linked insulating compound4 Table 2 Requirements for the tests for halogen-free crosslinked insulating compounds .5 EN 50363-5:2005 4 1 Scope This part of EN 50363 specifies the requirements for the physical properties
18、 of the harmonised halogen-free, cross-linked insulating compounds given in Table 1. The relevant test methods are given in EN 60811 series, EN 50267-2 (series), EN 60684-2 and EN 50396. NOTE 1 Requirements for smoke emission, which are based on tests on cables and not individual materials, are give
19、n in the relevant cable standard. NOTE 2 This part of EN 50363 is to be read in conjunction with EN 50363-0. Table 1 Types of halogen-free cross-linked insulating compound Type Maximum material operating temperature C General application EI 5 90Ordinary duty EI 8 70Ordinary duty for flexible cables
20、2 Normative references For the purposes of this part of EN 50363, the requirements of EN 50363-0, Clause 2, apply with regard to normative references. 3 Definitions For the purposes of this part of EN 50363, the definitions given in EN 50363-0, Clause 3, apply. 4 Properties Each compound shall meet
21、the particular requirements listed in Table 2, when using the test methods referenced in columns 4 and 5. NOTE For cross-references to the latest editions of the test method standards see Table 2 of EN 50363-0. 5 EN 50363-5:2005 Table 2 Requirements for the tests for halogen-free crosslinked insulat
22、ing compounds 1 2 3 4 5 6 7 Test method described in EN 60811 b Type of compoundRef No Test aUnit Section Clause EI 5 EI 8 1 Mechanical properties 1.1 Properties before ageing 1-1 9.1 1.1.1 Values to be obtained for the tensile strength: - median, min. N/mm 10,0 5,0 1.1.2 Values to be obtained for t
23、he elongation at break: - median, min. % 125 125 1.2 Properties after ageing in air oven 1-2 8.1.3.1 1.2.1 Ageing conditions: - temperature C 135 2 110 2 - duration of treatment h 7 x 24 7 x 24 1.2.2 Value to be obtained for the tensile strength: - median, min. N/mm - - - variation, max. % 30 - 30 c
24、 1.2.3 Values to be obtained for the elongation at break: - median, min. % - 125 - variation, max. % 30 30 2Hot set test 2-1 9 2.1 Conditions of treatment: - temperature C 200 3 200 3 - time under load min 1515 - mechanical stress N/cm 20 20 2.2 Test requirements: - max. elongation under load % 100
25、100 - max. elongation after unloading % 25 25 EN 50363-5:2005 6 Table 2 Requirements for the tests for halogen-free crosslinked insulating compounds (continued) 1 2 3 4 5 6 7 Test method described in EN 60811 b Type of compoundRef No Test aUnit Section Clause EI 5 EI 8 3Pressure test at high tempera
26、ture 3-1 8.1 3.1 Test conditions: - force exerted by the blade d N 3-1 8.1.4 e - - duration of heating under load h 3-1 8.1.5 e - - temperature C 100 2 - 3.2 Result to be obtained: - median of the depth of indentation, max. % 50 - 4Bending test at low temperature 1-4 8.1 4.1 Test conditions: - tempe
27、rature C - 15 2 - 15 2 - period of application of low temperature h 1-4 8.1.4 ee 4.2 Result to be obtained ff 5Elongation test at low temperature 1-4 8.3 5.1 Test conditions: - temperature C - 15 2 - 15 2 - period of application of low temperature h 1-4 8.3.4 ee 5.2 Result to be obtained: - elongati
28、on without break, min. % 30 30 6Ozone resistance test 6.1 Method A 2-1 8 - test temperature C 25 2 25 2 - test duration h 24 24 - ozone concentration (by volume) % (250 to 300) x 10-4 (250 to 300) x 10-4 6.2 Method B EN 50396 8.1.3 - test temperature C 40 2 40 2 - test duration h 72 72 - ozone conce
29、ntration (by volume) % (200 50) x 10-6 (200 50) x 10-6 6.3 Result to be obtained ff 7 EN 50363-5:2005 Table 2 Requirements for the tests for halogen-free crosslinked insulating compounds (continued) 1 2 3 4 5 6 7 Test method described in EN 60811 b Type of compoundRef No Test aUnit Section Clause EI
30、 5 EI 8 7 Assessment of halogens 7.1 - pH, min. EN 50267-2-2 4,3 4,3 7.2 - conductivity, max. S/mm EN 50267-2-2 1010 7.3 - amount of halogen acid gas - HCl and HBr, max. % EN 50267-2-1 0,5 0,5 - HF, max. g % EN 60684-2 0,1 0,1 a Information on other tests is given in EN 50363-0, Clause 5. b Unless s
31、tated otherwise. c No positive tolerance. d For EI 5 a value of k = 1,0 shall be used to calculate the force. e See test method referred to in columns 4 and 5. f No cracks. g This test need not be performed if a negative result is obtained for fluorine in the test to Annex D of HD 21.14. BS EN 50363
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