BS EN 50520-2009 地下装置中直埋电缆或埋地管道的保护和定位警告用盖板和覆盖胶布.pdf
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1、- - - Cover plates and cover tapes for the protection and location warning of buried cables or buried conduits in underground installations BS EN 50520:2009 - - National foreword This British Standard is the UK implementation of EN 50520:2009. The UK participation in its preparation was entrusted to
2、 Technical Committee PEL/213, Cable management. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2010 ISBN
3、 978 0 580 62074 4 ICS 29.120.10 Compliance with a British Standard cannot confer immunity from legal obligations. - - - - - Amendments issued since publication Amd. No. Date Text affected BRITISH STANDARDBS EN 50520:2009 - - EUROPEAN STANDARD EN 50520 NORME EUROPENNE EUROPISCHE NORM July 2009 CENEL
4、EC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: Avenue Marnix 17, B - 1000 Brussels 2009 CENELEC - All rights of exploitation in any form and by any means reserved worldwi
5、de for CENELEC members. Ref. No. EN 50520:2009 E ICS 29.120.10 English version Cover plates and cover tapes for the protection and location warning of buried cables or buried conduits in underground installations Plaques et bandes de protection pour la protection et le signalement des cbles enterrs
6、ou des conduits enterrs dans les installations sous terre Abdeckplatten und bnder zum Schutz und zur Warnkennzeichnung der Lage von Kabeln oder erdverlegten Elektroinstallationsrohren in Unterbodeninstallationen This European Standard was approved by CENELEC on 2009-06-01. CENELEC members are bound
7、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 be obtained on application to the Cent
8、ral 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 the Central Secretariat has the same st
9、atus as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway,
10、Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 50520:2009 - - EN 50520:2009 - 2 - Foreword This European Standard was prepared by the Technical Committee CENELEC TC 213, Cable management systems. The text of the draft was submitted to the form
11、al vote and was approved by CENELEC as EN 50520 on 2009-06-01. 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) 2010-06-01 latest date by which the national standards conflicti
12、ng with the EN have to be withdrawn (dow) 2012-06-01 A cover plate or a cover tape which conforms to this European Standard is deemed to be safe for use. This is a European Standard for cable management products used for electro-technical purposes. It relates to the Council Directives on the approxi
13、mation of laws, regulations and administrative provisions of the Member States relating to Low Voltage Directive 2006/95/EC through consideration of the essential requirements of this directive. This European Standard is supported by separate standards to which references are made. _ BS EN 50520:200
14、9 - - - 3 - EN 50520:2009 Contents 1 Scope 4 2 Normative references . 4 3 Definitions . 4 4 General requirements . 4 5 General conditions for tests 5 6 Classification according to the temperature . 5 7 Marking and documentation . 6 8 Dimensions . 7 9 Construction . 7 10 Mechanical properties 7 Annex
15、 A (informative) Test to be applied on the cover plates and cover tapes . 10 Annex B (informative) Example of the location of the marks 11 Annex C (informative) Examples of dimensions . 12 Annex D (informative) A-deviations 13 Bibliography . 14 Figures Figure 1 - Punch test apparatus 8 Figure B.1 -
16、Example of marking for cover plates . 11 Figure C.1 - Explanation of the meaning of the dimensions of cover plates . 12 Tables Table 1 - Minimum transport, storage installation and application temperature 5 Table A.1 - Required tests . 10 Table C.1 - Examples of dimensions of cover plates 12 Table C
17、.2 - Examples of dimensions of cover tapes . 12 BS EN 50520:2009 - - EN 50520:2009 - 4 - 1 Scope This European Standard establishes the requirements and tests for cover plates and cover tapes used for the mechanical protection, identification and warning of the location of buried cables or buried co
18、nduits in underground installations. NOTE This European Standard does not apply to meshes and tapes falling under EN 12613. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For unda
19、ted references, the latest edition of the referenced document (including any amendments) applies. IEC 60417 (database), Graphical symbols for use on equipment ISO 3864 (series), Graphical symbols - Safety colours and safety signs 3 Definitions For the purpose of this document the following definitio
20、ns apply. 3.1 cover plates plates with a defined length and width that are linked one to another and are located above the sand ballast that are intended to protect against mechanical damage the underground cables and/or conduit installations, and to identify in a prominent manner the location of th
21、e underground cables and/or conduit installations along their length and width 3.2 cover tapes tapes with a defined width that are located above the sand ballast that are intended to protect against mechanical damage the underground cables and/or conduit installations, and to identify in a prominent
22、 manner the location of the underground cables and/or conduit installations along their length and width 4 General requirements Cover plates and cover tapes shall be so designed and constructed that, when installed according to manufacturers instructions, they provide mechanical protection and locat
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- BS EN 50520-2009 地下装置中直埋电缆或埋地管道的保护和定位警告用盖板和覆盖胶布 50520 2009 地下 装置 中直 电缆 管道 保护 定位 警告 盖板 覆盖 胶布
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