BS-EN-50341-3-2001.pdf
《BS-EN-50341-3-2001.pdf》由会员分享,可在线阅读,更多相关《BS-EN-50341-3-2001.pdf(712页珍藏版)》请在三一文库上搜索。
1、BRITISH STANDARD BS EN 50341-3:2001 Incorporating corrigenda nos. 1 and 2 Overhead electrical lines exceeding AC 45 kV Part 3: Set of National Normative Aspects The European Standard EN 50341-3:2001 has the status of a British Standard ICS 29.240.20 ? Licensed Copy: London South Bank University, Lon
2、don South Bank University, Thu Mar 01 07:57:14 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 50341-3:2001 This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Str
3、ategy Committee on 25 April 2002 BSI 2007 ISBN 0 580 39625 8 National foreword This British Standard was published by BSI. It is the UK implementation of EN 50341-3:2001, incorporating corrigenda April 2006 and October 2006. The changes made in corrigendum April 2006 are indicated using tags. The st
4、art and finish of text introduced or altered by corrigendum is indicated in the text by tags . Text altered by CENELEC corrigendum is indicated in the text by . The UK participation in its preparation was entrusted to Technical Committee PEL/11, Overhead lines. A list of organizations represented on
5、 PEL/11 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. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since p
6、ublication Amd. No. DateComments 16511 Corrigendum No. 1 29 September 2006 See national foreword 16811 Corrigendum No. 2 31 January 2007See national foreword Licensed Copy: London South Bank University, London South Bank University, Thu Mar 01 07:57:14 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EURO
7、PEAN STANDARDEN 50341-3 NORME EUROPENNE EUROPISCHE NORMOctober 2001 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 2001 CENELEC
8、 -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50341-3:2001 E ICS 29.240.20 English version Overhead electrical lines exceeding AC 45 kV Part 3: Set of National Normative Aspects Lignes lectriques ariennes dpassant AC 45 kV Partie 3: Asp
9、ects Normatifs Nationaux Freileitungen ber AC 45 kV Teil 3: Nationale Normative Festlegungen This European Standard was approved by CENELEC on 2001-01-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard th
10、e 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 one official version (English). A version in
11、 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, Czech Republic, Denmark,
12、Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Incorporating corrigenda April 2006 and October 2006 Licensed Copy: London South Bank University, London South Bank University, Thu Mar 01 07:57
13、:14 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EN 50341-3:2001- 2 - Foreword The different parts of this European Standard EN 50341-3 were prepared by the respective CENELEC National Committees in cooperation with the Technical Committee CENELEC TC 11, Overhead electrical lines exceeding 1 kV AC (1,
14、5 kV DC). The text of the drafts were submitted to the Unique Acceptance Procedure and were approved by CENELEC as EN 50341-3 on 2001-01-01. 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 en
15、dorsement(dop)2002-05-01 - latest date by which the national standards conflicting with the EN have to be withdrawn(dow)2004-01-01 _ Text of EN 50341-3 Please see the subparts specific to each National Committee. NOTE This Part 3 of EN 50341 is published by CENELEC in English only. Licensed Copy: Lo
16、ndon South Bank University, London South Bank University, Thu Mar 01 07:57:14 GMT+00:00 2007, Uncontrolled Copy, (c) BSI National Normative Aspects (NNA) for AUSTRIA based on EN 50341-1:2001 Licensed Copy: London South Bank University, London South Bank University, Thu Mar 01 07:57:14 GMT+00:00 2007
17、, Uncontrolled Copy, (c) BSI EN 50341-3-1:2001- 2/58 -Austria Contents Foreword .4 1 General scope Field of application 5 2Definitions, symbols and references 5 2.1 Definitions 5 2.3References .8 3Basis of design .9 4Actions on lines 9 4.3.2Wind loads .10 4.3.3 Ice loads .11 4.3.4Combined wind and i
18、ce loads .12 4.3.6Construction and maintenance loads 12 4.3.7Security loads .12 4.3.8Short circuit-loads 12 4.3.10.3Conductor tension load cases .13 4.3.10.4Standard load cases 13 4.3.11Partial factors for actions .19 5Electrical requirements .20 5.4Internal and external clearances .20 5.4.2.1Genera
19、l considerations and underlying principles .20 5.4.2.2Load cases for calculation of clearances .22 5.4.3Clearances within the span and at the tower .22 5.4.4 Clearances to ground in areas remote from buildings, roads, railways and navigable waterways 25 5.4.5.2Clearances to residential and other bui
20、ldings .26 5.4.5.3.1 Clearances to Line crossing roads, railways, navigable waterways 28 5.4.5.3.2 Clearances to Line near roads, railways, navigable waterways .28 5.4.5.4Clearances to other power lines or overhead telecom. lines 35 5.4.5.5Clearances to recreational areas .38 5.6.1Electric and magne
21、tic fields under a line .39 6Earthing systems .39 6.3Construction of earthing systems 39 6.3.1Installation of earthing electrodes .39 7Supports .39 7.1Initial design considerations . 39 7.3.1Lattice steel towers, General .39 7.4.4Steel poles, serviceability limit states 40 7.5.1Timber poles, General
22、 .40 7.5.2Timber poles, Basis of design .40 7.5.3Timber poles, Materials .41 Licensed Copy: London South Bank University, London South Bank University, Thu Mar 01 07:57:14 GMT+00:00 2007, Uncontrolled Copy, (c) BSI Austria- 3/58 -EN 50341-3-1:2001 8Foundations .41 8.1Introduction 41 8.2General requi
23、rements .41 8.4Loads acting on foundations 42 8.5.1Geotechnical design, General 42 8.5.2.a)Geotechnical design by calculation, General .42 8.5.2.b)Geotechnical parameters .46 8.5.2.c)Displacements .46 8.5.3Geotechnical design by prescriptive measures 46 8.7Structural design 46 9Conductors and overhe
24、ad earthwires (ground wires) with or without telecommunication circuits .50 9.2Aluminium based conductors and 50 9.3Steel based conductors and 50 9.4Copper based conductors and .50 9.5 Conductors (OPCONs) and ground wires (OPGWs) containing optical fibre telecommunication circuits 50 9.6General requ
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- BS EN 50341 2001
链接地址:https://www.31doc.com/p-3743000.html