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SLOVENSKI STANDARD
01-november-2021
Nadomešča:
SIST EN 60335-2-77:2010
Elektromotorna ročna orodja, prenosna orodja ter stroji za trato in vrt - Varnost - 4-
3. del: Posebne zahteve za ročno vodene vrtne kosilnice (IEC 62841-4-3:2020)
Electric motor-operated hand-held tools, transportable tools and lawn and garden
machinery - Safety - Part 4-3: Particular requirements for pedestrian controlled walk-
behind lawnmowers (IEC 62841-4-3:2020)
Elektrische motorbetriebene handgeführte Werkzeuge, transportable Werkzeuge und
Rasen- und Gartenmaschinen - Sicherheit - Teil 4-3: Besondere Anforderungen für
handgeführte Rasenmäher (IEC 62841-4-3:2020)
Outils électroportatifs à moteur, outils portables et machines pour jardins et pelouses -
Sécurité - Partie 4-3: Exigences particulières pour tondeuses à gazon à conducteur à
pied (IEC 62841-4-3:2020)
Ta slovenski standard je istoveten z: EN IEC 62841-4-3:2021
ICS:
25.140.20 Električna orodja Electric tools
65.060.70 Vrtnarska oprema Horticultural equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 62841-4-3
NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2021
ICS 65.060.70 Supersedes EN 60335-2-77:2010 and all of its
amendments and corrigenda (if any)
English Version
Electric motor-operated hand-held tools, transportable tools and
lawn and garden machinery - Safety - Part 4-3: Particular
requirements for pedestrian controlled walk-behind lawnmowers
(IEC 62841-4-3:2020)
Outils électroportatifs à moteur, outils portables et machines Elektrische motorbetriebene handgeführte Werkzeuge,
pour jardins et pelouses - Sécurité - Partie 4-3: Exigences transportable Werkzeuge und Rasen- und
particulières pour tondeuses à gazon à conducteur à pied Gartenmaschinen - Sicherheit - Teil 4-3: Besondere
(IEC 62841-4-3:2020) Anforderungen für handgeführte Rasenmäher
(IEC 62841-4-3:2020)
This European Standard was approved by CENELEC on 2020-12-16. 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.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
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Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62841-4-3:2021 E
European foreword
The text of document 116/467/FDIS, future edition 1 of IEC 62841-4-3, prepared by IEC/TC 116
“Safety of motor-operated electric tools” was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN IEC 62841-4-3:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–02–06
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2025–08–06
document have to be withdrawn
This document supersedes EN 60335-2-77:2010 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 62841-4-3:2020 was approved by CENELEC as a
European Standard without any modification.
IEC 62841-4-3
Edition 1.0 2020-11
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric motor-operated hand-held tools, transportable tools and lawn and
garden machinery – Safety –
Part 4-3: Particular requirements for pedestrian controlled walk-behind
lawnmowers
Outils électroportatifs à moteur, outils portables et machines pour jardins et
pelouses – Sécurité –
Partie 4-3: Exigences particulières pour tondeuses à gazon à conducteur à pied
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 65.060.70 ISBN 978-2-8322-8896-2
– 2 – IEC 62841-4-3:2020 © IEC 2020
CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 8
3 Terms and definitions . 9
4 General requirements . 11
5 General conditions for the tests . 11
6 Radiation, toxicity and similar hazards . 11
7 Classification . 12
8 Marking and instructions . 12
9 Protection against access to live parts . 16
10 Starting . 16
11 Input and current . 16
12 Heating . 16
13 Resistance to heat and fire . 17
14 Moisture resistance . 17
15 Resistance to rusting . 18
16 Overload protection of transformers and associated circuits . 18
17 Endurance . 18
18 Abnormal operation . 19
19 Mechanical hazards . 20
20 Mechanical strength . 39
21 Construction . 41
22 Internal wiring . 46
23 Components . 46
24 Supply connection and external flexible cords . 48
25 Terminals for external conductors . 50
26 Provision for earthing . 50
27 Screws and connections . 50
28 Creepage distances, clearances and distances through insulation . 50
Annexes . 55
Annex I (informative) Measurement of noise and vibration emissions . 55
Annex K (normative) Battery tools and battery packs . 64
Annex L (normative) Battery tools and battery packs provided with mains connection
or non-isolated sources . 80
Annex AA (normative) Safety signs . 86
Annex BB (normative) Test enclosure . 92
Annex CC (normative) Rotary lawnmower foot protection test . 101
Annex DD (normative) Lawnmower cutting means stopping time test . 110
Annex EE (informative) Example of a material and construction for fulfilling the
requirements for an artificial surface . 112
Bibliography . 114
IEC 62841-4-3:2020 © IEC 2020 – 3 –
Figure 101 – Operator control zones . 24
Figure 102 – Handle distance and rear cutting means enclosure for rotary lawnmowers . 27
Figure 103 – Example of design for rotary lawnmower front opening . 28
Figure 104 – Examples of front opening allowance for rotary lawnmowers . 29
Figure 105 – Obstruction test . 35
Figure 106 – Guarding of cylinder lawnmower cutting means, general . 37
Figure 107 – Guarding of cylinder lawnmower cutting means, side coverage . 37
Figure 108 – Guarding of cylinder lawnmower cutting means, free and rear discharge . 38
Figure 109 – Guarding of cylinder lawnmower cutting means, front discharge . 38
Figure 110 – Cylinder lawnmower throw line and handle distance . 39
Figure 111 – Impact test fixture for handle insulation . 42
Figure 112 – Lawnmower cutting means measurement . 46
Figure 113 – Test assembly for accessibility of attachment plug blades . 49
Figure I.101 – Microphone positions on the hemisphere (see Table I.101) . 56
Figure I.102 – Examples of positions of transducers for lawnmowers . 62
Figure K.301 – Examples of separable battery pack connection points and direction of
applied force . 74
Figure AA.1 – Safety signs illustrating – "WARNING – Beware of thrown objects – keep
bystanders away" . 86
Figure AA.2 – Safety signs illustrating – "WARNING – Remove plug from mains before
maintenance or if cord is damaged" . 87
Figure AA.3 – Safety sign illustrating – "WARNING – Keep the supply cord away from
the blades” . 87
Figure AA.4 – Safety signs illustrating – "WARNING – Keep hands and feet away from
the blades" . 88
Figure AA.5 – Safety signs illustrating – "WARNING – Disconnect battery before
maintenance" . 89
Figure AA.6 – Safety signs illustrating – "WARNING – Remove the disabling device
before maintenance" . 90
Figure AA.7 – Safety signs illustrating – "WARNING – Activate the disabling device
before maintenance" . 91
Figure AA.8 –
...