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1、a Date: 11 November 2008 Origin: European Latest date for receipt of comments: 28 February 2009 Project no.: 2008/03840 Responsible committee: PEL/78 Tools for live working Interested committees: Title: Draft BS EN 50528 Insulating ladders for use on or near low voltage electrical installations Supe
2、rsession information: If this document is published as a standard, the UK implementation of it will supersede NONE and partially supersede. NONE If you are aware of a current national standard which may be affected, please notify the secretary (contact details below). WARNING: THIS IS A DRAFT AND MU
3、ST NOT BE REGARDED OR USED AS A BRITISH STANDARD. THIS DRAFT IS NOT CURRENT BEYOND 28 February 2009. This draft is issued to allow comments from interested parties; all comments will be given consideration prior to publication. No acknowledgement will normally be sent. See overleaf for information o
4、n commenting. No copying is allowed, in any form, without prior written permission from BSI except as permitted under the Copyright, Designs and Patent Act 1988 or for circulation within a nominating organization for briefing purposes. Electronic circulation is limited to dissemination by e-mail wit
5、hin such an organization by committee members. Further copies of this draft may be purchased from BSI Customer Services, Tel: +44(0) 20 8996 9001 or email . British, International and foreign standards are also available from BSI Customer Services. Information on the co-operating organizations repre
6、sented on the committees referenced above may be obtained from the responsible committee secretary. Cross-references The British Standards which implement International or European publications referred to in this draft may be found via the British Standards Online Service on the BSI web site http:/
7、. Direct tel: 020 8996 7721 Responsible Committee Secretary: Mr Ian Richardson (BSI) E-mail: Draft for Public Comment Head Office 389 Chiswick High Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Form 36 Version 8.0 DPC: 08/30193237 DC Licensed Copy: London South Bank Unive
8、rsity, South Bank University, 31/01/2009 04:21, Uncontrolled Copy, (c) BSI b Introduction This draft standard is based on European discussions in which the UK took an active part. Your comments on this draft are welcome and will assist in the preparation of the consequent British Standard. Comment i
9、s particularly welcome on national legislative or similar deviations that may be necessary. Even if this draft standard is not approved by the UK, if it receives the necessary support in Europe, the UK will be obliged to publish the official English Language text unchanged as a British Standard and
10、to withdraw any conflicting standard. UK Vote Please indicate whether you consider the UK should submit a negative (with reasons) or positive vote on this draft. Submission The guidance given below is intended to ensure that all comments receive efficient and appropriate attention by the responsible
11、 BSI committee. Annotated drafts are not acceptable and will be rejected. All comments must be submitted, preferably electronically, to the Responsible Committee Secretary at the address given on the front cover. Comments should be compatible with Version 6.0 or Version 97 of Microsoft Word for Wind
12、ows, if possible; otherwise comments in ASCII text format are acceptable. Any comments not submitted electronically should still adhere to these format requirements. All comments submitted should be presented as given in the example below. Further information on submitting comments and how to obtain
13、 a blank electronic version of a comment form are available from the BSI web site at: http:/ Template for comments and secretariat observations Date: xx/xx/200x Document: ISO/DIS xxxxx 1 2 (3) 4 5 (6) (7) MB Clause No./ Subclause No./ Annex (e.g. 3.1) Paragraph/ Figure/Table/ Note (e.g. Table 1) Typ
14、e of com- ment Comment (justification for change) by the MB Proposed change by the MB Secretariat observations on each comment submitted 3.1 Definition 1 ed Definition is ambiguous and needs clarifying. Amend to read . so that the mains connector to which no connection . 6.4 Paragraph 2 te The use o
15、f the UV photometer as an alternative cannot be supported as serious problems have been encountered in its use in the UK. Delete reference to UV photometer. Microsoft and MS-DOS are registered trademarks, and Windows is a trademark of Microsoft Corporation. Licensed Copy: London South Bank Universit
16、y, South Bank University, 31/01/2009 04:21, Uncontrolled Copy, (c) BSI Draft for Enquiry DRAFT EUROPEAN STANDARD prEN 50528 NORME EUROPENNE EUROPISCHE NORM October 2008 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee
17、 fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2008 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Project: 21458 Ref. No. prEN 50528:2008 E ICS 97.145;13.260 English version Insulating ladders for u
18、se on or near low voltage electrical installations Echelles isolantes pour utilisation sur ou proximit des installations lectriques Isolierende Leiter fr arbeiten an oder in der Nhe elektrischer Anlagen This draft European Standard is submitted to CENELEC members for CENELEC enquiry. Deadline for CE
19、NELEC: 2009-03-13. It has been drawn up by CLC/TC 78. If this draft becomes a European Standard, 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. Th
20、is draft European Standard was established by CENELEC 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 status as the offici
21、al 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, Poland, Portugal,
22、Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and shall not be referred to as a European Standard. Licensed Copy: London South Bank
23、University, South Bank University, 31/01/2009 04:21, Uncontrolled Copy, (c) BSI Draft for Enquiry prEN 50528:2008 - 2 Foreword 1 This draft European Standard was prepared by the Technical Committee CENELEC TC 78, 2 Equipment and tools for live working. It is submitted to the CENELEC enquiry. 3 _ 4 L
24、icensed Copy: London South Bank University, South Bank University, 31/01/2009 04:21, Uncontrolled Copy, (c) BSI Draft for Enquiry - 3 prEN 50528:2008 Contents 5 Page 6 1 Scope 6 7 2 Normative references . 6 8 3 Definitions 7 9 4 Requirements. 8 10 4.1 Safety requirements 8 11 4.2 Functional requirem
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