BS英国标准BS EN 50144212000 手持电动工具的安全.第21部分钻机的特殊要求.doc

BRITISH STANDARDSafety of hand-held electric motor operated tools ÐPart 2-1: Particular requirements for drillsThe European Standard EN 50144-2-1:1999 has the status of aBritish StandardICS 25.080.40; 25.140.20| BS EN50144-2-1:2000|Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue May 08 12:33:03 GMT+00:00 2007, Uncontrolled Copy, (c) BSI|NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 50144-2-1:2000National forewordThis British Standard is the official English language version of EN 50144-2-1:1999. It supersedes BS EN 50144-2-1:1996 which will be withdrawn on 2001-12-01.The UK participation in its preparation was entrusted by Technical Committee CPL/61, Safety of household and similar electrical appliances, to Subcommittee CPL/61/6, Portable motor operated tools, which has the responsibility to:Ð aid enquirers to understand the text;Ð present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed;Ð monitor related international and European developments and promulgate them in the UK.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 Standards Catalogue under the section entitled ªInternational Standards Correspondence Indexº, or by using theªFindº facility of the BSI Standards Electronic Catalogue.A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application.Compliance with a British Standard does not of itself confer immunity from legal obligations.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 13 and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue May 08 12:33:03 GMT+00:00 2007, Uncontrolled Copy, (c) BSIAmd. No.DateCommentsThis British Standard, having been prepared under the direction of the ElectrotechnicalSector Committee, was published under the authority of the Standards Committee and comes into effect on 15 May 2000BSI 05-2000ISBN 0 580 34777 XAmendments issued since publication(8523($1 67$1'$5'1250( (8523e(11( (8523b,6&+( 1250(1 1RYHPEHU ,&6 6XSHUVHGHV (1 (QJOLVK YHUVLRQ6DIHW RI KDQG KHOG HOHFWULF PRWRU RSHUDWHG WRROV3DUW 3DUWLFXODU UHTXLUHPHQWV IRU GULOOV6pFXULWp GHV RXWLOV pOHFWURSRUWDWLIV jPRWHXU3DUWLH 5qJOHV SDUWLFXOLqUHV SRXU OHV SHUFHXVHV6LFKHUKHLW KDQGJHIKUWHU PRWRUEHWULHEHQHQ (OHNWURZHUNHXJHQ7HLO %HVRQGHUH $QIRUGHUXQJHQ DQ%RKUPDVFKLQHQLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue May 08 12:33:03 GMT+00:00 2007, Uncontrolled Copy, (c) BSI7KLV (XURSHDQ 6WDQGDUG ZDV DSSURYHG E &(1(/(& RQ &(1(/(& PHPEHUV DUH ERXQG WR FRPSO ZLWK WKH &(1 &(1(/(& ,QWHUQDO 5HJXODWLRQV ZKLFK VWLSXODWH WKH FRQGLWLRQV IRU JLYLQJ WKLV (XURSHDQ 6WDQGDUG WKH VWDWXV RI D 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