1、BRITISH STANDARDBS EN 50363-1:2005Insulating, sheathing and covering materials for low voltage energy cables Part 1: Cross-linked elastomeric insulating compoundsThe European Standard EN 50363-1:2005 has the status of a British StandardICS 29.035.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g5
2、5g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 50363-1:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 3 February 2006 BSI 3 Febru
3、ary 2006ISBN 0 580 47398 8National forewordThis British Standard is the official English language version of EN 50363-1:2005. It supersedes BS 7655-1.1:2000 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20
4、/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 be found in the BSI Cata
5、logue 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 are responsible for its cor
6、rect 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 keep UK interests inform
7、ed; 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 7 and a back cover.The BSI copyright notice displayed in this document indicates when the document was
8、 last issued.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 50363-1 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische No
9、rmung 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 50363-1:2005 E ICS 29.035.20 English version Insulating, sheathing and covering materials for low voltage energy
10、 cables Part 1: Cross-linked elastomeric insulating compounds Matriaux pour enveloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 1: Mlanges lastomres rticuls pour enveloppe isolante Isolier-, Mantel- und Umhllungswerkstoffe fr Niederspannungskabel und -leitungen Teil
11、1: Vernetzte, elastomere Isoliermischungen 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 status of a national standard without any altera
12、tion. 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, German). A version in any other language made by tra
13、nslation 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, Czech Republic, Denmark, Estonia, Finland, Franc
14、e, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 50363-1:2005 2 Foreword This European Standard was prepared by the Technical Committee CENELEC TC 2
15、0, Electric cables. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50363-1 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 exi
16、sting information in these HDs will be deleted at the next maintenance review. EN 50363-1 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 endorsem
17、ent (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 50363-1:2005 Contents 1 Scope .4 2 Normative references .4 3 Definitions.4 4 Properties .4 Table 1 Types of cross-linked elastomeric insulating compound4 Table 2 Requir
18、ements for the tests for crosslinked elastomeric insulating compounds .5 EN 50363-1:2005 4 1 Scope This part of EN 50363 specifies the requirements for the cross-linked elastomeric insulating compounds given in Table 1. The relevant test methods are given in EN 60811 series and EN 50396. NOTE This p
19、art of EN 50363 is to be read in conjunction with EN 50363-0. Table 1 Types of cross-linked elastomeric insulating compound Type Maximum material operating temperature C General application EI 2 180 Ordinary duty silicone rubber (SiR) EI 3 110 Ordinary duty EVA rubber or equivalent EI 4 60 Ordinary
20、duty ethylene propylene rubber EI 6 90 Ordinary duty ethylene-propylene rubber or equivalent synthetic elastomer for cables requiring handling down to 40 C EI 7 90 Ordinary duty ethylene propylene rubber or equivalent synthetic elastomer 2 Normative references For the purposes of this part of EN 503
21、63, 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 listed in Table 2, when using the
22、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 50363-1:2005 Table 2 Requirements for the tests for crosslinked elastomeric insulating compounds 1 2 3 4 5 6 7 8 9 10 Ref No Test aUnit Test metho
23、d described in EN 60811 bType of compound Section Clause EI 2 EI 3 EI 4 EI 6 EI 7 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 5,0 6,5 5,0 5,0 5,0 1.1.2 Values to be obtained for the elongation at break: - medi
24、an, min. % 150 200 200 200 200 1.2 Properties after ageing in air oven 1-2 8.1 c c d d d 1.2.1 Ageing conditions: - temperature C 200 3 150 2 100 2 135 2 135 2 - duration of treatment h 10 x 24 10 x 24 7 x 24 7 x 24 7 x 24 1.2.2 Value to be obtained for the tensile strength: - median, min. N/mm 4,0
25、- 4,2 5,0 5,0 - variation, max. % - 30 25 30 30 1.2.3 Values to be obtained for the elongation at break: - median, min. % 120 - 200 - - - variation, max. % - 30 25 30 30 1.3 Properties after ageing in air bomb 1-2 8.2 1.3.1 Ageing conditions: - temperature C - 150 2 127 2 127 2 127 2 - duration of t
26、reatment h - 7 x 24 40 40 40 1.3.2 Values to be obtained for the tensile strength: - median, min. N/mm - 6,0 - - - - variation, max. % - - 30 30 30 EN 50363-1:2005 6 Table 2 Requirements for the tests for crosslinked elastomeric insulating compounds (continued) 1 2 3 4 5 6 7 8 9 10 Ref No Test aUnit
27、 Test method described in EN 60811 bType of compound Section Clause EI 2 EI 3 EI 4 EI 6 EI 7 1.3.3 Value to be obtained for the elongation at break: - variation, max. % - - 30 e 30 30 30 2 Hot set test 2-1 9 2.1 Conditions of treatment: - temperature C 250 3 200 3 200 3 250 3 250 3 - time under load
28、 min 15 15 15 15 15 - mechanical stress N/cm 20 20 20 20 20 2.2 Test requirements: - max. elongation under load % 100 100 100 100 100 - max. elongation after unloading % 25 25 25 25 25 3 Pressure test at high temperature 3-1 8.1 3.1 Test conditions: - force exerted by the blade f N 3-1 8.1.4 - g- -
29、- - duration of heating under load h 3-1 8.1.5 - 0,5 - - - - temperature C - 150 2 - - - 3.2 Result to be obtained: - median of the depth of indentation, maximum % - 50 - - - 4 Bending test at low temperature 1-4 8.1 4.1 Test conditions: - temperature C - 35 2 - 15 2 - 35 2 - 50 3 - 35 2 - period of
30、 application of low temperature h 1-4 8.1.4 gggg g 4.2 Result to be obtained h h h h h 7 EN 50363-1:2005 Table 2 Requirements for the tests for crosslinked elastomeric insulating compounds (continued) 1 2 3 4 5 6 7 8 9 10 Ref No Test aUnit Test method described in EN 60811 bType of compound Section
31、Clause EI 2 EI 3 EI 4 EI 6 EI 7 5 Elongation test at low temperature 1-4 8.3 5.1 Test conditions: - temperature C - 35 2 - 15 2 - 35 2 - 50 3 - 35 2 period of application of low temperature h 1-4 8.3.4 g g g gg5.2 Result to be obtained: - elongation without break, min. % 30 30 30 30 30 6 Ozone resis
32、tance test 6.1 Method A 2-1 8 - test temperature C - - 25 2 25 2 25 2 - test duration h - - 24 24 24 - ozone concentration (by volume) % - - (250 to 300) x 10-4(250 to 300) x 10-4(250 to 300) x 10-46.2 Method B EN 50396 8.1.3 - test temperature C - - 40 2 40 2 40 2 - test duration h - - 72 72 72 - o
33、zone concentration (by volume) % - - (200 50) x 10-6(200 50) x 10-6(200 50) x 10-66.3 Result to be obtained - - hhhaInformation on other tests is given in EN 50363-0, Clause 5. bUnless stated otherwise. cAgeing of Type EI 2 and EI 3 shall be carried out in accordance with subclause 8.1.3.1 of EN 608
34、11-1-2. dAgeing of Type EI 4, EI 6 and EI 7 shall be carried out in accordance with subclause 8.1.3.2a) of EN 60811-1-2. Where it is not possible, due to adhesion, to remove the insulation after ageing, the test shall be carried out according to subclause 8.1.3.3b) of EN 60811-1-2. eNo limit for the
35、 positive tolerance. f For EI 3 a value of k = 1,0 shall be used to calculate the force. gSee test method referred to in columns 4 and 5. hNo cracks. BS EN 50363-1:2005BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing
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