EN IEC 62841-2-3:2021

Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 2-3: Particular requirements for hand-held grinders, disc-type polishers and disc-type sanders

EN IEC 62841-2-3:2021

Name:EN IEC 62841-2-3:2021   Standard name:Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 2-3: Particular requirements for hand-held grinders, disc-type polishers and disc-type sanders
Standard number:EN IEC 62841-2-3:2021   language:English language
Release Date:27-May-2021   technical committee:CLC/TC 116 - Safety of hand-held motor-operated electric tools
Drafting committee:IEC/TC 116 - Safety of hand-held motor-operated electric tools   ICS number:25.140.20 - Electric tools

SLOVENSKI STANDARD
01-julij-2021
Nadomešča:
SIST EN 60745-2-3:2011
SIST EN 60745-2-3:2011/A11:2014
SIST EN 60745-2-3:2011/A12:2015
SIST EN 60745-2-3:2011/A13:2016
SIST EN 60745-2-3:2011/A2:2014
Elektromotorna ročna orodja, prenosna orodja ter stroji za trato in vrt - Varnost - 2-
3. del: Posebne zahteve za ročne brusilnike, diskovne polirnike in diskovne
brusilnike
Electric motor-operated hand-held tools, transportable tools and lawn and garden
machinery - Safety - Part 2-3: Particular requirements for hand-held grinders, disc-type
polishers and disc-type sanders
Elektrische motorbetriebene handgeführte Werkzeuge, transportable Werkzeuge und
Rasen- und Gartenmaschinen - Sicherheit - Teil 2-3: Besondere Anforderungen für
handgeführte Schleifer, Polierer mit Polierscheibe und Schleifer mit Schleifblatt
Ta slovenski standard je istoveten z: EN IEC 62841-2-3:2021
ICS:
25.080.50 Brusilni in polirni stroji Grinding and polishing
machines
25.140.20 Električna orodja Electric tools
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 62841-2-3

NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2021
ICS 25.140.20 Supersedes EN 60745-2-3:2011 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 2-3: Particular
requirements for hand-held grinders, disc-type polishers and
disc-type sanders
(IEC 62841-2-3:2020)
Outils électroportatifs à moteur, outils portables et machines Elektrische motorbetriebene handgeführte Werkzeuge,
pour jardins et pelouses - Sécurité - Partie 2-3: Exigences transportable Werkzeuge und Rasen- und
particulières pour les meuleuses portatives et pour les Gartenmaschinen - Sicherheit - Teil 2-3: Besondere
lustreuses et ponceuses portatives du type à disque Anforderungen für handgeführte Schleifer, Polierer mit
(IEC 62841-2-3:2020) Polierscheibe und Schleifer mit Schleifblatt
(IEC 62841-2-3:2020)
This European Standard was approved by CENELEC on 2020-05-19. 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
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
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 62841-2-3:2021 E

European foreword
The text of document 116/444/FDIS, future edition 1 of IEC 62841-2-3, 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 62841-2-3:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022-05-03
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2025-05-03
document have to be withdrawn
This document supersedes EN 60745-2-3:2011 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.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association, and supports essential requirements of EU Directive(s).
For the relationship with EU Directive(s) see informative Annex ZZ, which is an integral part of
Endorsement notice
The text of the International Standard IEC 62841-2-3:2020 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 60086-1 NOTE Harmonized as EN 60086-1
IEC 61010-031 NOTE Harmonized as EN 61010-031
IEC 61439-1 NOTE Harmonized as EN 61439-1
IEC 62368-1 NOTE Harmonized as EN IEC 62368-1
ISO 13857:2019 NOTE Harmonized as EN ISO 13857:2019 (not modified)

IEC 62841-2-3
Edition 1.0 2020-04
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric motor-operated hand-held tools, transportable tools and lawn and

garden machinery – Safety –
Part 2-3: Particular requirements for hand-held grinders, disc-type polishers and

disc-type sanders
Outils électroportatifs à moteur, outils portables et machines pour jardins et

pelouses – Sécurité –
Partie 2-3: Exigences particulières pour les meuleuses portatives et pour les

lustreuses et ponceuses portatives du type à disque

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 25.140.20 ISBN 978-2-8322-8100-0

– 2 – IEC 62841-2-3:2020 © IEC 2020
CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 7
4 General requirements . 10
5 General conditions for the tests . 11
6 Radiation, toxicity and similar hazards . 11
7 Classification . 11
8 Marking and instructions . 11
9 Protection against access to live parts . 18
10 Starting . 18
11 Input and current . 18
12 Heating . 18
13 Resistance to heat and fire . 18
14 Moisture resistance . 18
15 Resistance to rusting . 18
16 Overload protection of transformers and associated circuits . 19
17 Endurance . 19
18 Abnormal operation . 19
19 Mechanical hazards . 19
20 Mechanical strength . 27
21 Construction . 37
22 Internal wiring . 41
23 Components . 41
24 Supply connection and external flexible cords . 41
25 Terminals for external conductors . 41
26 Provision for earthing . 41
27 Screws and connections . 41
28 Creepage distances, clearances and distances through insulation . 41
Annexes . 42
Annex I (informative) Measurement of noise and vibration emissions . 42
Annex K (normative) Battery tools and battery packs . 51
Annex L (normative) Battery tools and battery packs provided with mains connection
or non-isolated sources . 54
Annex AA (normative) Wheel guard types . 55
Annex BB (informative) Material and thickness of wheel guards . 61
Annex CC (normative) Wheel type specifications . 62
Bibliography . 68

Figure 101 – Example of an angle grinder . 9
Figure 102 – Example of a straight grinder . 9
Figure 103 – Example of a vertical grinder . 10

IEC 62841-2-3:2020 © IEC 2020 – 3 –
Figure 104 – Examples of gaps and rake angles . 17
Figure 105 – Principal dimensions of flanges for wheels other than Type 4 . 24
Figure 106 – Principal dimensions of flanges for wheels type 4 . 24
Figure Z101 – Depressed centre of abrasive wheels . 25
Figure 107 – Wheel guard strength test: explanation of wheel guard positions . 29
Figure 108 – Wheel guard strength test: preparation of the grinder . 30
Figure 109 – Wheel guard strength test: preparation of cup wheel types 6 and 11 . 31
Figure 110 – Wheel guard strength test: angle grinders and vertical grinders without
side handles . 32
Figure 111 – Wheel guard strength test box . 33
Figure 112 – Wheel guard strength test: straight grinder with additional masses . 37
Figure 113 – Measurement of handle gripping length . 39
Figure 114 – Measurement of handle gripping length . 40
Figure 115 – Measurement of handle gripping length for a handle with finger grips or
similar superimposed profiles . 40
Figure I.101 – Positions of transducers for straight grinders . 42
Figure I.102 – Positions of transducers for angle grinders . 43
Figure I.103 – Positions of transducers for disc-type polishers and disc-type sanders . 43
Figure I.104 – Artificial grinding wheel for angle grinding and concrete grinding . 45
Figure I.105 – Working positions of operator and application of force . 46
Figure I.106 – Artificial grinding wheel for straight grinding . 48
Figure AA.1 – Design example for wheel guard of Type A (cut-off wheel guard) . 55
Figure AA.2 – Wheel guard of Type B (grinding wheel guard) . 56
Figure AA.3 – Wheel guard of Type C (combination wheel guard) . 57
Figure AA.4 – A
...

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