EN 50363-4-2-2005 en Insulating sheathing and covering materials for low voltage energy cables Part 4-2 PVC covering compounds《低压电缆用绝缘 铠装和包覆材料 第4-2部分 PVC包覆化合物》.pdf

1、BRITISH STANDARDBS EN 50363-4-2:2005Insulating, sheathing and covering materials for low voltage energy cables Part 4-2: PVC covering compoundsThe European Standard EN 50363-4-2:2005 has the status of a British StandardICS 29.035.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51

2、g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 50363-4-2:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 3 February 2006 BSI 3 February 2006ISBN 0

3、580 47394 5National forewordThis British Standard is the official English language version of EN 50363-4-2:2005.The UK participation 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 organ

4、izations represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Corres

5、pondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication 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

6、 itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and

7、promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publi

8、cationAmd. No. Date CommentsEUROPEAN STANDARD EN 50363-4-2 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassa

9、rt 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50363-4-2:2005 E ICS 29.035.20 English version Insulating, sheathing and covering materials for low voltage energy cables Part 4-2: PVC covering compoun

10、ds Matriaux pour enveloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 4-2: Mlanges PVC pour revtement Isolier-, Mantel- und Umhllungswerkstoffe fr Niederspannungskabel und -leitungen Teil 4-2: PVC-Umhllungsmischungen This European Standard was approved by CENELEC on 2

11、005-11-01. CENELEC 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 b

12、e obtained on application to the Central Secretariat 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 th

13、e Central Secretariat has the same status as the official versions. CENELEC members 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, Ne

14、therlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 50363-4-2:2005 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

15、by CENELEC as EN 50363-4-2 on 2005-11-01. EN 50363 (in all its parts) supersedes the 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 50363-4-

16、2 should be read in conjunction with EN 50363-0. 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) 2006-11-01 latest date by which the national standards conflicting with the EN

17、 have to be withdrawn (dow) 2007-11-01 3 EN 50363-4-2:2005 Contents 1 Scope .4 2 Normative references .4 3 Definitions.4 4 Properties .4 Table 1 Type of PVC covering compound.4 Table 2 Requirements for the tests for PVC covering compounds .5 EN 50363-4-2:2005 4 1 Scope This part of EN 50363 specifie

18、s the requirements for the physical properties of the PVC covering compound given in Table 1. The relevant test methods are given in EN 60811 series. NOTE This part of EN 50363 is to be read in conjunction with EN 50363-0. Table 1 Type of PVC covering compound Type Maximum cable operating temperatur

19、e C General application TM 6 70 Covering, for example for cold-resistant cables to EN 61138 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,

20、the definitions given in EN 50363-0, Clause 3, apply. 4 Properties Each compound shall meet 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-

21、0. 5 EN 50363-4-2:2005 Table 2 Requirements for the tests for PVC covering compounds 1 2 3 4 5 6 Test method described in EN 60811 bType of compound Ref No Test aUnit Section Clause TM 6 1 Mechanical properties 1.1 Properties before ageing 1-1 9.2 1.1.1 Values to be obtained for the tensile strength

22、: - median, min. N/mm7,5 1.1.2 Values to be obtained for the elongation at break: - median, min. % 125 1.2 Properties after ageing in air oven 1-2 8.1 1.2.1 Ageing conditions: - temperature C 80 2 - duration of treatment h 7 x 24 1.2.2 Value to be obtained for the tensile strength: - median, min. N/

23、mm7,5 - variation, max. % 20 1.2.3 Values to be obtained for the elongation at break: - median, min. % 125 - variation, max. % 20 2 Loss of mass test 3-2 8.2 2.1 Ageing conditions: - temperature C 80 2 - duration of treatment h 7 x 24 2.2 Values to be obtained for the loss of mass, max. mg/cm2,0 3 H

24、eat shock test 3-1 9.2 3.1 Test conditions: - temperature C 150 2 - duration of treatment h 1,0 3.2 Result to be obtained cEN 50363-4-2:2005 6 Table 2 Requirements for the tests for PVC covering compounds (continued) 1 2 3 4 5 6 Test method described in EN 60811 bType of compound Ref No Test aUnit S

25、ection Clause TM 6 4 Pressure test at high temperature 3-1 8.2 4.1 Test conditions: - force exerted by the blade N 3-1 8.2.4 d- duration of heating under load h 3-1 8.2.5 d- temperature C 70 2 4.2 Result to be obtained: - median of the depth of indentation, maximum % 50 5 Bending test at low tempera

26、ture 1-4 8.2 5.1 Test conditions: - temperature C - 40 2 - period of application of low temperature h 1-4 8.2.3 d5.2 Result to be obtained c6 Elongation test at low temperature 1-4 8.4 6.1 Test conditions: - temperature C - 40 2 - period of application of low temperature h 1-4 8.4.4 & 8.4.5 d6.2 Res

27、ult to be obtained: - elongation without break, min. % 30 a Information on other tests is given in EN 50363-0, Clause 5.b Unless stated otherwise.c No cracks.d See test method referred to in columns 4 and 5.blankBS EN 50363-4-2:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards Instituti

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