1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN ISO 11806-1:2011Agricultural and forestry machinery Safety requirements and testing for portable, hand-held, powered brush-cutters and grass-trimmersPart 1: Machines fitted
2、 with an integral combustion engineBS EN ISO 11806-1:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 11806-1:2011. It supersedes BS EN ISO 11806:2008 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee AGE/29,
3、Forestry machinery.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2012. Publis
4、hed by BSI StandardsLimited 2012 ISBN 978 0 580 66311 6 ICS 65.060.80 Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 April 2012. Amendments issued since public
5、ationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 11806-1 December 2011 ICS 65.060.80 English Version Agricultural and forestry machinery - Safety requirements and testing for portable, hand-held, powered brush-cutters and grass-trimmers - Part 1: Machines fitted with a
6、n integral combustion engine (ISO 11806-1:2011) Matriel agricole et forestier - Exigences de scurit et essais pour dbroussailleuses et coupe-herbe portatifs moteur - Partie 1: Machines quipes dun moteur combustion interne intgr (ISO 11806-1:2011) Land- und forstwirtschaftliche Maschinen - Sicherheit
7、stechnische Anforderungen und Prfung fr tragbare handgehaltene motorbetriebene Freischneider und Grastrimmer - Teil 1: Maschinen mit Antrieb durch Verbrennungsmotor (ISO 11806-1:2011) This European Standard was approved by CEN on 30 November 2011. CEN members are bound to comply with the CEN/CENELEC
8、 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 CEN-CENELEC Management Centre or t
9、o any CEN 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 CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the offici
10、al versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slova
11、kia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide
12、for CEN national Members. Ref. No. EN ISO 11806-1:2011: EBS EN ISO 11806-1:2011EN ISO 11806-1:2011 (E) 3 Foreword This document (EN ISO 11806-1:2011) has been prepared by Technical Committee ISO/TC 23 “Tractors and machinery for agriculture and forestry“ in collaboration with Technical Committee CEN
13、/TC 144 “Tractors and machinery for agriculture and forestry” the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2012, and conflicting national standar
14、ds shall be withdrawn at the latest by June 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document has been prepared unde
15、r a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive. For relationship with EU Directive, see informative Annex ZA, which is an integral part of this document. According to the CEN/CENELEC Internal Regulation
16、s, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, N
17、etherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 11806-1:2011 has been approved by CEN as a EN ISO 11806-1:2011 without any modification. BS EN ISO 11806-1:2011EN ISO 11806-1:2011 (E) 4 Annex ZA (
18、informative) Relationship between this European Standard and the Essential Requirements of EU Directive 2006/42/EC This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association to provide one means of conforming to Essential
19、Requirements of the New Approach Directive 2006/42/EC on machinery. Once this standard is cited in the Official Journal of the European Union under that Directive and has been implemented as a national standard in at least one Member State, compliance with the normative clauses of this standard conf
20、ers, within the limits of the scope of this standard, a presumption of conformity with the relevant Essential Requirements of that Directive and associated EFTA regulations. WARNING Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this standa
21、rd. BS EN ISO 11806-1:2011ISO 11806-1:2011(E) ISO 2011 All rights reserved iiiContents PageForeword ivIntroduction v1 Scope 12 Normative references .13 Terms and definitions .24 Safety requirements and/or protective measures 44.1 General .44.2 Handles 54.3 Barrier and distance to cutting attachment
22、for brush-cutters 64.4 Harness 74.5 Balance .84.6 Cutting-attachment strength 84.7 Cutting-attachment retention .84.8 Cutting-attachment guards .94.9 Transport cover 94.10 Length of flexible cutting lines 104.11 Engine starting device .104.12 Engine stopping device .104.13 Throttle control 104.14 Cl
23、utch .124.15 Tanks .124.16 Protection against contact with parts under high voltage .134.17 Protection against contact with hot parts 134.18 Exhaust gases 144.19 Vibration .144.20 Noise .144.21 Electromagnetic immunity 155 Information for use .155.1 Instruction handbook .155.2 Marking .175.3 Warning
24、s 185.4 Test of labels .19Annex A (normative) Cutting-attachment impact test 21Annex B (normative) Thrown objects test .23Annex C (informative) List of significant hazards 27Bibliography .29BS EN ISO 11806-1:2011ForewordISO (the International Organization for Standardization) is a worldwide federati
25、on of national standards bodies(ISO member bodies). The work of preparing International Standards is normally carried out through ISOtechnical committees. Each member body interested in a subject for which a technical committee has beenestablished has the right to be represented on that committee. I
26、nternational organizations, governmental andnon-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the InternationalElectrotechnical Commission (IEC) on all matters of electrotechnical standardization.International Standards are drafted in accordance with th
27、e rules given in the ISO/IEC Directives, Part 2.The main task of technical committees is to prepare International Standards. Draft International Standardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting.PublicationasanInternationalStandardrequiresapprovalbyatleast75 %ofthemembe
28、rbodiescastingavote.Attention is drawn to the possibility that some of the elements of this document may be the subject of patentrights. ISO shall not be held responsible for identifying any or all such patent rights.ISO 11806-1 was prepared by Technical Committee ISO/TC 23, Tractors and machinery f
29、or agriculture and forestry, Subcommittee SC 17, Manually portable forest machinery.ThisfirsteditionofISO 11806-1cancelsandreplacesISO11806:1997,ofwhichitisalsoatechnicalrevision.ISO 11806 consists of the following parts, under the general title Agricultural and forestry machinery Safety requirement
30、s and testing for portable, hand-held, powered brush-cutters and grass-trimmers: Part 1: Machines fitted with an integral combustion engine Part 2: Machines for use with back-pack power unitISO 11806-1:2011(E)iv ISO 2011 All rights reservedBS EN ISO 11806-1:2011IntroductionThisdocumentisatype-Cstand
31、ardasstatedinISO12100.The machinery concerned and the extent to which hazards, hazardous situations or hazardous events arecovered are indicated in the scope of this document.When requirements of this type-C standard are different from those which are stated in type-A or type-Bstandards, the require
32、ments of this type-C standard take precedence over the requirements of the otherstandardsformachinesthathavebeendesignedandbuiltaccordingtotherequirementsofthistype-Cstandard.ISO 11806-1:2011(E) ISO 2011 All rights reserved vBS EN ISO 11806-1:2011BS EN ISO 11806-1:2011INTERNATIONAL STANDARD ISO 1180
33、6-1:2011(E)Agricultural and forestry machinery Safety requirements and testing for portable, hand-held, powered brush-cutters and grass-trimmers Part 1: Machines fitted with an integral combustion engine1 ScopeThis part of ISO 11806 gives safety requirements and measures for their verification for t
34、he design andconstruction of portable hand-held, powered brush-cutters and grass-trimmers (hereafter called machines)having an integral combustion engine as their power unit and mechanical power transmission between thepower source and the cutting attachment. Methods for the elimination or reduction
35、 of hazards arising from theuseofthesemachinesandthetypeofinformationonsafeworkingpracticestobeprovidedbythemanufacturerare specified.This part of ISO 11806 deals with all significant hazards, hazardous situations and hazardous events relevantto these machines, as well as when they are used as inten
36、ded and under conditions of misuse which arereasonably foreseeable by the manufacturer.This part of ISO 11806 is not applicable to machines equipped with metallic cutting attachments consisting ofmore than one piece, e.g. pivoting chains or flail blades.NOTE SeeAnnex Cforalistofsignificanthazards.Th
37、is part of ISO 11806 is applicable to portable, hand-held, powered brush-cutters and grass-trimmersmanufacturedafteritsdateofpublication.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For datedreferences, only the edition cited applie
38、s. For undated references, the latest edition of the referenced document(including any amendments) applies.ISO 683-9:1988, Heat-treatable steel, alloy steels and free-cutting steels Part 9: Wrought free-cutting steelsISO 7112, Machinery for forestry Portable brush-cutters and grass-trimmers Vocabula
39、ryISO 7113:1999, Portable hand-held forestry machines Cutting attachments for brush cutters Single-piece metal bladesISO 7918, Forestry machinery Portable brush-cutters and grass-trimmers Cutting attachment guard dimensionsISO 8380, Forestry machinery Portable brush-cutters and grass-trimmers Cuttin
40、g attachment guard strengthISO 8893, Forestry machinery Portable brush-cutters and grass-trimmers Engine performance and fuel consumptionISO/TR 11688-1,Acoustics Recommended practice for the design of low-noise machinery and equipment Part 1: PlanningISO 12100:2010, Safety of machinery General princ
41、iples for design Risk assessment and risk reduction ISO 2011 All rights reserved 1BS EN ISO 11806-1:2011ISO 13857:2008, Safety of machinery Safety distances to prevent hazard zones being reached by upper and lower limbsISO 14982:1998, Agricultural and forestry machinery Electromagnetic compatibility
42、 Test methods and acceptance criteriaISO 22867, Forestry and gardening machinery Vibration test code for portable hand-held machines with internal combustion engine Vibration at the handlesISO 22868,Forestry and gardening machinery Noise test code for portable hand-held machines with internal combus
43、tion engine Engineering method (Grade 2 accuracy)IEC 60745-1:2006, Hand-held motor-operated electric tools Safety Part 1: General requirements3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO 7112, ISO 12100 and the followingapply.NOTE Figure 1providesa
44、nexampleofabrush-cutterandFigure2ofagrass-trimmerwithinthescopeofthispartofISO 11806.3.1machinecomplete brush-cutter (or grass-trimmer) including power unit, drive shaft tube, cutting attachment and guard,but excluding the harnessISO 11806-1:2011(E)2 ISO 2011 All rights reservedBS EN ISO 11806-1:201
45、1121112 345679101122 334455667789 9Key1 throttle trigger lockout2 stop switch3 suspension point4 handle5 throttle trigger6 drive shaft tube7 harness, quick-release mechanism8 harness, hip pad9 cutting-attachment guard10 cutting attachment, e.g. saw blade11 muffler12 power unitFigure 1 Brush-cutter w
46、ith integral power sourceISO 11806-1:2011(E) ISO 2011 All rights reserved 3BS EN ISO 11806-1:2011123456781091122445566778899Key1 choke2 rear handle3 stop switch4 throttle trigger5 front handle6 drive shaft tube7 cutting-attachment guard8 muffler9 cutting attachment, e.g string trimmer head10 power u
47、nitFigure 2 Grass-trimmer with integral power source4 Safety requirements and/or protective measures4.1 GeneralMachines shall comply with the safety requirements and/or protective measures of this clause. In addition, themachine shall be designed according to the principles of ISO 12100 for relevant
48、 but not significant hazardswhich are not dealt with by this part of ISO 11806. The machine shall also be marked according to 5.2 and carrywarnings according to 5.3.The safe operation of a brush-cutter and a grass-trimmer depends on both the safety requirements given inthisclauseandthesafeworkingcon
49、ditionsassociatedwiththeuseofadequatepersonalprotectionequipment(PPE),suchasgloves,slip-resistantfootwear,andleg,eyeandhearingprotectionequipment,aswellassafeworking procedures (see 5.1).The instruction handbook to be provided with the machine shall comply with 5.1.ISO 11806-1:2011(E)4 ISO 2011 All rights reservedBS EN ISO 11806-1:2011Ifagrass-trimmercanbeconvertedtoabrush-cutterthentheconvertedmachineshallcomplywithrequirementsfor a brush-cutter and vice versa.Theove
