1、BRITISH STANDARDBS EN 50363-2-2:2005Insulating, sheathing and covering materials for low voltage energy cables Part 2-2: Cross-linked elastomeric covering compoundsThe European Standard EN 50363-2-2:2005 has the status of a British StandardICS 29.035.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g
2、56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSIBS EN 50363-2-2:2005This British Standard was published under
3、the authority of the Standards Policy and Strategy Committee on 8 February 2006 BSI 8 February 2006ISBN 0 580 47399 6National forewordThis British Standard is the official English language version of EN 50363-2-2:2005. It partially supersedes BS EN 7655-2.4:2000 which remains current.The UK particip
4、ation in its preparation was entrusted by Technical Committee PGEL/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-referencesThe British Standards wh
5、ich 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 publica
6、tion 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 international
7、/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 pagesThis document comprises a front cover, an inside front cover, the EN title page, pag
8、es 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 publicationAmd. No. Date CommentsLicensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STAN
9、DARD EN 50363-2-2 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 Stassart 35, B - 1050 Brussels 2005 CENELEC - A
10、ll rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50363-2-2:2005 E ICS 29.035.20 English version Insulating, sheathing and covering materials for low voltage energy cables Part 2-2: Cross-linked elastomeric covering compounds Matriaux pour env
11、eloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 2-2 : Mlanges lastomres rticuls pour revtement Isolier-, Mantel- und Umhllungswerkstoffe fr Niederspannungskabel und -leitungen Teil 2-2: Vernetzte, elastomere Umhllungsmischungen This European Standard was approved by
12、 CENELEC on 2005-11-01. 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 st
13、andards may be 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 n
14、otified to the 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, Luxembou
15、rg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSIEN 50363-2-2:2005 2 Foreword This European Standard was prepared by the Technical Committee CENELE
16、C TC 20, Electric cables. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50363-2-2 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.
17、 The existing information in these HDs will be deleted at the next maintenance review. EN 50363-2-2 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 b
18、y endorsement (dop) 2006-11-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2007-11-01 Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSI 3 EN 50363-2-2:2005 Contents 1 Scope4 2 Normative references 4 3 Definitions
19、.4 4 Properties .4 Table 1 Types of crosslinked elastomeric covering compound 4 Table 2 Requirements for the tests for elastomeric covering compounds .5 Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSIEN 50363-2-2:2005 4 1 Scope This part of EN 50363 specifies th
20、e requirements for the physical properties of the cross-linked elastomeric 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 Types of crosslinked elastomeric covering compound T
21、ype Maximum cable operating temperature C General application EM 5 85 Covering for welding cables 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 5
22、0363, 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
23、50363-0. Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSI 5 EN 50363-2-2:2005 Table 2 Requirements for the tests for elastomeric covering compounds 1 2 3 4 5 6 Test method described in EN 60811 b Type of compound Ref No Test a Unit Section Clause EM 5 1 Mechanica
24、l properties 1.1 Properties before ageing 1-1 9.2 1.1.1 Values to be obtained for the tensile strength: - median, min. N/mm 10,0 1.1.2 Values to be obtained for the elongation at break: - median, min. % 300 1.2 Properties after ageing in air oven 1-2 8.1 1.2.1 Ageing conditions: - temperature C 100
25、2 - duration of treatment h 14 x 24 1.2.2 Value to be obtained for the tensile strength: - median, min. N/mm - - variation, max. % - 30 c 1.2.3 Values to be obtained for the elongation at break: - median, min. % - - variation, max. % - 40 c 1.3 Properties after immersion in mineral oil 2-1 10 1.3.1
26、Test conditions: - oil temperature C 100 2 - duration of immersion in oil h 24 1.3.2 Values to be obtained for the tensile strength: - variation, max. % - 40 c 1.3.3 Value to be obtained for the elongation at break: - variation, max. % - 40 c Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006
27、, Uncontrolled Copy, (c) BSIEN 50363-2-2:2005 6 Table 2 Requirements for the tests for elastomeric covering compounds (continued) 1 2 3 4 5 6 Test method described in EN 60811 b Type of compound Ref No Test a Unit Section Clause EM 5 2 Hot set test 2-1 9 2.1 Conditions of treatment: - temperature C
28、200 3 - time under load min 15 - mechanical stress N/cm 20 2.2 Test requirements: - max. elongation under load % 100 - max. elongation after unloading % 25 3 Bending test at low temperature 1-4 8.2 3.1 Test conditions: - temperature C - 35 2 - period of application of low temperature h 1-4 8.2.3 d3.
29、2 Result to be obtained e4 Elongation test at low temperature 1-4 8.4 4.1 Test conditions: - temperature C - 35 2 - period of application of low temperature h 1-4 8.4.4 & 8.4.5 d4.2 Result to be obtained: - elongation without break, min. % 30 a Information on other tests is given in EN 50363-0, Clau
30、se 5. b Unless stated otherwise. c No limit for the positive tolerance. d See test method referred to in columns 4 and 5. e No cracks. Licensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Copy, (c) BSIblankLicensed Copy: Wang Bin, na, Tue May 09 07:04:26 BST 2006, Uncontrolled Cop
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