IEC_61939-2000.pdf

INTERNATIONALSTANDARDIEC61939First edition2000-07Saw tables for use as saw benches Tables for hand-held circular sawswith a maximum saw-blade diameter of 315 mm Safety requirementsTables destines tre utilises comme tablis de sciage Tables pour scies circulaires main pourvues de lames descies ayant un diamtre maximal de 315 mm Rgles de scuritReference numberIEC 61939:2000(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.NumberingAs from 1 January 1997 all IEC publications are issued with a designation in the60000 series.Consolidated publicationsConsolidated versions of some IEC publications including amendments areavailable.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,to thebase publication,the base publication incorporating amendment 1 and the basepublication incorporating amendments 1 and 2.Validity of this publicationThe technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Information relating to the date of the reconfirmation of the publication is availablein the IEC catalogue.Information on the subjects under consideration and work in progress undertakenby the technical committee which has prepared this publication,as well as the listof publications issued,is to be found at the following IEC sources:IEC web site*Catalogue of IEC publicationsPublished yearly with regular updates(On-line catalogue)*IEC BulletinAvailable both at the IEC web site*and as a printed periodicalTerminology,graphical and letter symbolsFor general terminology,readers are referred to IEC 60050:InternationalElectrotechnical Vocabulary(IEV).For graphical symbols,and letter symbols and signs approved by the IEC forgeneral use,readers are referred to publications IEC 60027:Letter symbols to beused in electrical technology,IEC 60417:Graphical symbols for use on equipment.Index,survey and compilation of the single sheets and IEC 60617:Graphical symbolsfor diagrams.*See web site address on title page.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.INTERNATIONALSTANDARDIEC61939First edition2000-07Saw tables for use as saw benches Tables for hand-held circular sawswith a maximum saw-blade diameter of 315 mm Safety requirementsTables destines tre utilises comme tablis de sciage Tables pour scies circulaires main pourvues de lames descies ayant un diamtre maximal de 315 mm Rgles de scuritPRICE CODE IEC 2000 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic ormechanical,including photocopying and microfilm,without permission in writing from the publisher.International Electrotechnical Commission3,rue de Varemb Geneva,SwitzerlandTelefax:+41 22 919 0300e-mail:inmailiec.ch IEC web site http:/www.iec.chPFor price,see current catalogue Commission Electrotechnique Internationale International Electrotechnical CommissionLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61939 IEC:2000(E)CONTENTSPageFOREWORD.3Clause1Scope.42Normative References.43Definition.44General requirements.45Guarding devices below the table.56Guarding devices above the table.57Dimensions of the table.68Workpiece guides and supports.69Safety appliances.710Stability.711Electrical equipment and switch-locking device.812Operating instructions.813Items to be included in the supply of the saw table.914Marking.9Figure 1 Saw table fitted with hand-held circular saw.10Figure 2 Example of ribs on side walls.11Figure 3 Lead-in at the front of the saw guard.11Figure 4 Test for stability of saw guard and saw guard support.12Figure 5 Dimensions of the saw table(see clause 7).13Figure 6 Two-position fence.14Figure 7 Dimensions of fence in the low position.15Figure 8 Example of a typical push stick.16Table 1 Table dimensions.6LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61939 IEC:2000(E)3 INTERNATIONAL ELECTROTECHNICAL COMMISSION_SAW TABLES FOR USE AS SAW BENCHES TABLES FOR HAND-HELD CIRCULAR SAWS WITH AMAXIMUM SAW-BLADE DIAMETER OF 315 mm SAFETY REQUIREMENTSFOREWORD1)The IEC(International Electrotechnical Commission)is a worldwide organization for standardization comprisingall national electrotechnical committees(IEC National Committees).The object of the IEC is to promoteinternational co-operation on all questions concerning standardization in the electrical and electronic fields.Tothis end and in addition to other activities,the IEC publishes International Standards.Their preparation isentrusted to technical committees;any IEC National Committee interested in the subject dealt with mayparticipate in this preparatory work.International,governmental and non-governmental organizations liaisingwith the IEC also participate in this preparation.The IEC collaborat