1、BRITISH STANDARDBS EN 50363-4-1:2005Insulating, sheathing and covering materials for low voltage energy cables Part 4-1: PVC sheathing compoundsThe European Standard EN 50363-4-1:2005 has the status of a British StandardICS 29.035.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g5
2、1g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 50363-4-1:2005This 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 47402 XNational forewordThis British Standard is the official English language version of EN 50363-4-1:2005. It supersedes BS 7655-4.1:1997 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, LV cabl
4、es, 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 Catalogue under
5、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 correct applica
6、tion. 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 informed; monitor
7、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 last issued
8、.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 50363-4-1 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Cent
9、ral 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 50363-4-1:2005 E ICS 29.035.20 English version Insulating, sheathing and covering materials for low voltage energy cables
10、Part 4-1: PVC sheathing compounds Matriaux pour enveloppe isolante, gainage et revtement pour les cbles dnergie basse tension Partie 4-1: Mlanges PVC pour gaine Isolier-, Mantel- und Umhllungswerkstoffe fr Niederspannungskabel und -leitungen Teil 4-1: PVC-Mantelmischungen This European Standard was
11、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 alteration. Up-to-date lists and bibliographical references concerning such
12、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 translation under the responsibility of a CENELEC member into its own lan
13、guage 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuani
14、a, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 50363-4-1:2005 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 forma
15、l vote and was approved by CENELEC as EN 50363-4-1 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 existing information in these HDs will be deleted at the next mainten
16、ance review. EN 50363-4-1 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 endorsement (dop) 2006-11-01 latest date by which the national standards
17、 conflicting with the EN have to be withdrawn (dow) 2007-11-01 3 EN 50363-4-1:2005 Contents 1 Scope .4 2 Normative references .4 3 Definitions.4 4 Properties .4 Table 1 Types of PVC sheathing compound.4 Table 2 Requirements for the tests for PVC sheathing compounds .5 EN 50363-4-1:2005 4 1 Scope Thi
18、s part of EN 50363 specifies the requirements for the physical properties of the PVC sheathing compounds 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 PVC sheathing compound Type Max
19、imum cable operating temperature C General application TM 1 70 General purpose for fixed installation cables. May be suitable for oversheathing of cables with a metallic layer operating at a maximum conductor temperature of 80 C TM 2 70 Flexible general purpose TM 3 90 Flexible for high temperature
20、use TM 4 70 Flexible for low temperature use TM 5 70 Oil-resistant flexible 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
21、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 50363-0. 5 EN 50363-4-
22、1:2005 Table 2 Requirements for the tests for PVC sheathing compounds 1 2 3 4 5 6 7 8 9 10 Test method described in EN 60811 a Type of compound Ref No Test Unit Section Clause TM 1 TM 2 TM 3 TM 4 TM 5 1 Mechanical properties 1.1 Properties before ageing 1-1 9.2 1.1.1 Values to be obtained for the te
23、nsile strength: - median, min. N/mm 12,5 10,0 10,0 10,0 10,0 1.1.2 Values to be obtained for the elongation at break: - median, min. % 125 150 150 150 150 1.2 Properties after ageing in air oven 1-2 8.1 1.2.1 Ageing conditions: - temperature C 80 2 80 2 135 2 80 2 80 2 - duration of treatment h 7 x
24、24 7 x 24 14 x 24 7 x 24 7 x 24 1.2.2 Value to be obtained for the tensile strength: - median, min. N/mm 12,5 10,0 10,0 10,0 10,0 - variation, max. % 20 20 25 20 20 1.2.3 Values to be obtained for the elongation at break: - median, min. % 125 150 150 150 150 - variation, max. % 20 20 25 20 20 1.3 Pr
25、operties after immersion in mineral oil 2-1 10 1.31 Test conditons: - oil temperature C - - - - 90 2 - duration of immersion in oil h - - - - 7 x 24 1.3.2 Values to be obtained for the tensile strength: - variation, max. % - - - - 30 EN 50363-4-1:2005 6 Table 2 Requirements for the tests for PVC she
26、athing compounds (continued) 1 2 3 4 5 6 7 8 9 10 Test method described in EN 60811 a Type of compound Ref No Test Unit Section Clause TM 1 TM 2 TM 3 TM 4 TM 5 1.3.3 Value to be obtained for the elongation at break: - variation, max. % - - - - 30 2 Loss of mass test 3-2 8.2 2.1 Ageing conditions: -
27、temperature C 80 2 80 2 115 2 80 2 80 2 - duration of treatment h 7 x 24 7 x 24 10 x 24 7 x 24 7 x 24 2.2 Values to be obtained for the loss of mass, max. mg/cm 2,0 2,0 1,5 2,0 2,0 3 Heat shock test 3-1 9.2 3.1 Test conditons: - temperature C 150 2 150 2 150 2 150 2 150 2 - duration of treatment h 1
28、,0 1,0 1,0 1,0 1,0 3.2 Result to be obtained bbbbb4 Pressure test at high temperature 3-1 8.2 4.1 Test conditons: - force exerted by the blade N 3-1 8.2.4 ccccc- duration of heating under load h 3-1 8.2.5 ccccc- temperature C 80 2 70 2 90 2 70 2 70 2 4.2 Result to be obtained: - median of the depth
29、of indentation, maximum % 50 50 50 50 50 5 Bending test at low temperature 1-4 8.2 5.1 Test conditons: - temperature C - 15 2 - 15 2 - 15 2 - 30 2 - 15 2 - period of application of low temperature h 1-4 8.2.3 ccccc 7 EN 50363-4-1:2005 Table 2 Requirements for the tests for PVC sheathing compounds (c
30、ontinued) 1 2 3 4 5 6 7 8 9 10 Test method described in EN 60811 a Type of compound Ref No Test Unit Section Clause TM 1 TM 2 TM 3 TM 4 TM 5 5.2 Result to be obtained bbbbb6 Elongation test at low temperature 1-4 8.4 6.1 Test conditons: - temperature C - 15 2 - 15 2 - 15 2 - 30 2 - 15 2 - period of
31、application of low temperature h 1-4 8.4.4 & 8.4.5 ccccc6.2 Result to be obtained: - elongation without break, min. % 30 30 30 30 30 7 Minimum thermal stability at 200 C min 3-2 9 - - 240 - - aUnless stated otherwise. bNo cracks. cSee test method referred to in columns 4 and 5. BS EN 50363-4-1:2005B
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