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、56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 50363-2-2:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 8 February 2006 BSI 8
3、 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 participation in its preparation was entrusted by Technical Committee PGEL/20, Electric cable
4、s, 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 which implement international or European publications referred to in this document may
5、 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 publication does not purport to include all the necessary provisions of a contract. Users ar
6、e 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/European committee any enquiries on the interpretation, or proposals for change, and
7、 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, pages 2 to 6, an inside back cover and a back cover.The BSI copyright notice displayed i
8、n this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 50363-2-2 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotech
9、nique 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. No. EN 50363-2-2:2005 E ICS 29.035.20 English version Insulating, shea
10、thing and covering materials for low voltage energy cables Part 2-2: Cross-linked elastomeric covering compounds Matriaux pour enveloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 2-2 : Mlanges lastomres rticuls pour revtement Isolier-, Mantel- und Umhllungswerkstoffe
11、 fr Niederspannungskabel und -leitungen Teil 2-2: Vernetzte, elastomere Umhllungsmischungen This European Standard was approved by 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
12、 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. This European Standard exists in three official versions (English, French, Ger
13、man). 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 members are the national electrotechnical committees of Austria, Belgium, Cyprus,
14、 Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 50363-2-2:2005 2 Foreword This European Standard w
15、as 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 50363-2-2 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
16、, 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 50363-2-2 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 publi
17、cation 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 50363-2-2:2005 Contents 1 Scope4 2 Normative references 4 3 Definitions .4 4 Properties .4 Table 1 Types of cross
18、linked elastomeric covering compound 4 Table 2 Requirements for the tests for elastomeric covering compounds .5 EN 50363-2-2:2005 4 1 Scope This part of EN 50363 specifies the requirements for the physical properties of the cross-linked elastomeric covering compound given in Table 1. The relevant te
19、st 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 Type Maximum cable operating temperature C General application EM 5 85 Covering for welding cables 2 Normative references For t
20、he 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 the particular requirements
21、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 50363-2-2:2005 Table 2 Requirements for the tests for elastomeric covering compounds 1 2 3 4 5 6 Test method des
22、cribed in EN 60811 b Type of compound Ref No Test a Unit Section Clause EM 5 1 Mechanical 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 P
23、roperties after ageing in air oven 1-2 8.1 1.2.1 Ageing conditions: - temperature C 100 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. %
24、- - variation, max. % - 40 c 1.3 Properties after immersion in mineral oil 2-1 10 1.3.1 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 bre
25、ak: - variation, max. % - 40 c EN 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
26、 C 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
27、d3.2 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, C
28、lause 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. blankBS EN 50363-2-2:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing Brit
29、ish Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions.It is the
30、 constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cove
31、r. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should be add
32、ressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-.In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been publish
33、ed as British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which
34、 give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-.Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For det
35、ails of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-.Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- information about BSI is available on the
36、 BSI website at http:/www.bsi-.CopyrightCopyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in
37、a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI.This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.
