Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 2-23: Particular requirements for hand-held die grinders and small rotary tools

IEC 62841-2-23:2024 is to be used in conjunction with IEC 62841-1:2014. This document supplements or modifies the corresponding clauses in IEC 62841-1, so as to convert it into the IEC Standard: Particular requirements for hand-held die grinders and small rotary tools. IEC 62841-1:2014, Clause 1 is applicable, except as follows: This document applies to hand-held die grinders and to small rotary tools for mounted accessories not exceeding 55 mm in diameter and for mounted sanding accessories not exceeding 80 mm in diameter such as: - threaded cones and plugs that are threaded on a mandrel with an unrelieved shoulder flange, - mandrel mounted wheels, and - rotary files with a rated speed not exceeding a peripheral speed of the accessory of 80 m/s at rated capacity. This document does not apply to straight and vertical grinders utilizing flanges for driving an abrasive accessory. NOTE 101 Straight and vertical grinders are covered by IEC 62841-2-3.

Elektrische motorbetriebene handgeführte Werkzeuge, transportable Werkzeuge und Rasen- und Gartenmaschinen - Sicherheit - Teil 2-23: Besondere Anforderungen für handgeführte Stabschleifer und kleine rotierende Elektrowerkzeuge

Outils électroportatifs à moteur, outils portables et machines pour jardins et pelouses - Sécurité - Partie 2-23: Exigences particulières pour les meules à rectifier les matrices portatives et les outils rotatifs de petite taille

IEC 62841-2-23:2024 doit être utilisé conjointement avec l'IEC 62841-1:2014. Le présent document complète ou modifie les articles correspondants de l'IEC 62841-1 de façon à la transformer en norme IEC: Exigences particulières pour les meules à rectifier les matrices portatives et les outils rotatifs de petite taille. Le présent document s'applique aux meules à rectifier les matrices portatives et aux outils rotatifs de petite taille destinés aux accessoires installés qui ne dépassent pas 55 mm de diamètre et aux accessoires de ponçage installés qui ne dépassent pas 80 mm de diamètre, tels que: -les meules coniques et sur écrou filetées sur un mandrin avec un flasque à épaulement intégral, -les meules montées sur mandrin, et -les limes rotatives dont la vitesse assignée ne dépasse pas une vitesse périphérique de l'accessoire de 80 m/s à la capacité assignée. Le présent document ne s'applique pas aux meuleuses droites et verticales qui utilisent des flasques pour entraîner un accessoire abrasif. NOTE 101 Les meuleuses droites et verticales sont couvertes par l'IEC 62841-2-3.

Elektromotorna ročna orodja, prenosna orodja ter stroji za trato in vrt - Varnost - 2-23. del: Posebne zahteve za ročne preme brusilnike in mala rotacijska orodja (IEC 62841-2-23:2024)

Ta dokument dopolnjuje ali spreminja ustrezne člene v IEC 62841-1, da ga pretvori v standard IEC: Posebne zahteve za ročne brusilnike in majhna rotacijska orodja. IEC 62841-1:2014, člen 1 je uporaben, razen kot sledi:
Ta dokument se uporablja za ročne brusilnike in majhna rotacijska orodja za nameščene dodatke, ki ne presegajo premera 55 mm, in za nameščene brusne dodatke, ki ne presegajo premera 80 mm, kot so:
- navojni stožci in čepi, ki so navojni na vretenu z nereliefnim ramenskim prirobnico,
- kolesa nameščena na vretenu, in
- rotacijske pile
z nazivno hitrostjo, ki ne presega obodne hitrosti dodatka 80 m/s pri nazivni zmogljivosti.
Ta dokument se ne uporablja za ravne in navpične brusilnike, ki uporabljajo prirobnice za pogon abrazivnega dodatka.
OPOMBA 101 Ravni in navpični brusilniki so zajeti v IEC 62841-2-3.

General Information

Status
Published
Publication Date
19-Mar-2026
Current Stage
6060 - Document made available - Publishing
Start Date
20-Mar-2026
Due Date
03-Mar-2023
Completion Date
20-Mar-2026

Relations

Effective Date
03-Feb-2026
Effective Date
04-Jan-2022

Overview

EN IEC 62841-2-23:2026 is a European Standard developed by CLC, specifying safety requirements for electric motor-operated hand-held die grinders and small rotary tools. As a supplement to EN IEC 62841-1:2014, this standard targets tools used with mounted accessories such as threaded cones, plugs, mandrel-mounted wheels, and rotary files, ensuring they operate safely and effectively. EN IEC 62841-2-23:2026 is essential for manufacturers, importers, and professionals involved in the design, production, and use of powered hand-held die grinders and rotary tools, especially where mounted or sanding accessories are concerned.

Key Topics

  • Scope of Application:
    EN IEC 62841-2-23:2026 outlines particular requirements for hand-held die grinders and small rotary tools that use accessories up to 55 mm in diameter (for mounted accessories) and up to 80 mm (for mounted sanding accessories). Note that it excludes straight or vertical grinders covered under other standards.

  • Markings and Instructions:
    The standard mandates clear marking of rated speed, capacity, direction of rotation, spindle thread size, and safety warnings. Important safety instructions regarding personal protective equipment, compatibility of accessories, and handling are included for both die grinders and rotary tools.

  • Safety Provisions:
    Detailed clauses address:

    • Protection against accidental access to live parts
    • Prevention of kickback
    • Safety in grinding, sanding, cutting, brushing, and other operational modes
    • Proper clamping and mounting of accessories
    • Additional requirements for wire brushing and abrasive wheel operations
  • Operational Performances:
    It includes criteria for electrical input, temperature management, resistance to heat, moisture, and rust, as well as endurance and overload protection.

Applications

EN IEC 62841-2-23:2026 is vital for various sectors, including:

  • Manufacturing:
    Ensures electric die grinders and small rotary tools used on assembly lines and in workshops meet stringent safety requirements, reducing the risk of accidents and equipment failure.

  • Automotive and Metalworking:
    Guides the safe use of grinders and rotary tools for precise cutting, cleaning, and finishing of metal components, thereby protecting personnel and equipment.

  • Construction and Carpentry:
    Promotes the safe handling and operation of rotary tools used for sanding, routing, or detailing, minimizing injury risk and ensuring correct accessory use.

  • DIY, Home, and Horticulture:
    Ensures safety protocols are in place for hobbyists and professionals using these tools in home workshops or on lawn and garden machinery.

Related Standards

Adherence to EN IEC 62841-2-23:2026 often necessitates compliance with the following related standards:

  • EN IEC 62841-1:2014
    General requirements for the safety of electric motor-operated hand-held, transportable, and lawn and garden machinery. This forms the foundation for all other parts of the IEC 62841 series.

  • EN IEC 62841-2-3
    Applicable to straight and vertical grinders, which are outside the scope of 2-23.

  • ISO 7010-M004
    Reference for standardized safety pictograms regarding eye protection.

  • Other Tool-Specific Standards
    Depending on the type and use of accessories (e.g., abrasive wheels), relevant standards for materials and accessory safety also apply.

Practical Value

By following EN IEC 62841-2-23:2026, manufacturers can bring safer and more reliable products to the market, reducing liability and increasing consumer trust. Importers and distributors can ensure compliance for products across European and international markets, avoiding disruptions. End-users benefit from comprehensive guidance on safe operation and maintenance, which helps prevent accidents, equipment damage, and ensures optimal performance of die grinders and rotary tools.

Compliance with EN IEC 62841-2-23:2026 is key for safety, regulatory approval, and best practices in the powered hand-held tool industry.

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Frequently Asked Questions

EN IEC 62841-2-23:2026 is a standard published by CLC. Its full title is "Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 2-23: Particular requirements for hand-held die grinders and small rotary tools". This standard covers: IEC 62841-2-23:2024 is to be used in conjunction with IEC 62841-1:2014. This document supplements or modifies the corresponding clauses in IEC 62841-1, so as to convert it into the IEC Standard: Particular requirements for hand-held die grinders and small rotary tools. IEC 62841-1:2014, Clause 1 is applicable, except as follows: This document applies to hand-held die grinders and to small rotary tools for mounted accessories not exceeding 55 mm in diameter and for mounted sanding accessories not exceeding 80 mm in diameter such as: - threaded cones and plugs that are threaded on a mandrel with an unrelieved shoulder flange, - mandrel mounted wheels, and - rotary files with a rated speed not exceeding a peripheral speed of the accessory of 80 m/s at rated capacity. This document does not apply to straight and vertical grinders utilizing flanges for driving an abrasive accessory. NOTE 101 Straight and vertical grinders are covered by IEC 62841-2-3.

IEC 62841-2-23:2024 is to be used in conjunction with IEC 62841-1:2014. This document supplements or modifies the corresponding clauses in IEC 62841-1, so as to convert it into the IEC Standard: Particular requirements for hand-held die grinders and small rotary tools. IEC 62841-1:2014, Clause 1 is applicable, except as follows: This document applies to hand-held die grinders and to small rotary tools for mounted accessories not exceeding 55 mm in diameter and for mounted sanding accessories not exceeding 80 mm in diameter such as: - threaded cones and plugs that are threaded on a mandrel with an unrelieved shoulder flange, - mandrel mounted wheels, and - rotary files with a rated speed not exceeding a peripheral speed of the accessory of 80 m/s at rated capacity. This document does not apply to straight and vertical grinders utilizing flanges for driving an abrasive accessory. NOTE 101 Straight and vertical grinders are covered by IEC 62841-2-3.

EN IEC 62841-2-23:2026 is classified under the following ICS (International Classification for Standards) categories: 25.140.20 - Electric tools. The ICS classification helps identify the subject area and facilitates finding related standards.

EN IEC 62841-2-23:2026 has the following relationships with other standards: It is inter standard links to EN 62841-1:2015, EN IEC 62841-2-23:2026/A11:2026. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN IEC 62841-2-23:2026 is associated with the following European legislation: EU Directives/Regulations: 2006/42/EC; Standardization Mandates: M/396. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.

EN IEC 62841-2-23:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-maj-2026
Elektromotorna ročna orodja, prenosna orodja ter stroji za trato in vrt - Varnost - 2-
23. del: Posebne zahteve za ročne preme brusilnike in mala rotacijska orodja (IEC
62841-2-23:2024)
Electric motor-operated hand-held tools, transportable tools and lawn and garden
machinery - Safety - Part 2-23: Particular requirements for hand-held die grinders and
small rotary tools (IEC 62841-2-23:2024 (EQV)
Elektrische motorbetriebene handgeführte Werkzeuge, transportable Werkzeuge und
Rasen- und Gartenmaschinen – Sicherheit – Teil 2-23: Besondere Anforderungen für
handgeführte Stabschleifer und kleine rotierende Elektrowerkzeuge (IEC 62841-2-
23:2024)
Outils électroportatifs à moteur, outils portables et machines pour jardins et pelouses -
Sécurité - Partie 2-23: Exigences particulières pour les meules à rectifier les matrices
portatives et les outils rotatifs de petite taille (IEC 62841-2-23:2024)
Ta slovenski standard je istoveten z: EN IEC 62841-2-23:2026
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 62841-2-23

NORME EUROPÉENNE
EUROPÄISCHE NORM March 2026
ICS 25.140.20
English Version
Electric motor-operated hand-held tools, transportable tools and
lawn and garden machinery - Safety - Part 2-23: Particular
requirements for hand-held die grinders and small rotary tools
(IEC 62841-2-23:2024)
Outils électroportatifs à moteur, outils portables et machines Elektrische motorbetriebene handgeführte Werkzeuge,
pour jardins et pelouses - Sécurité - Partie 2-23: Exigences transportable Werkzeuge und Rasen- und
particulières pour les meules à rectifier les matrices Gartenmaschinen - Sicherheit - Teil 2-23: Besondere
portatives et les outils rotatifs de petite taille Anforderungen für handgeführte Stabschleifer und kleine
(IEC 62841-2-23:2024) rotierende Elektrowerkzeuge
(IEC 62841-2-23:2024)
This European Standard was approved by CENELEC on 2026-02-16. 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
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye 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
© 2026 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62841-2-23:2026 E

European foreword
The text of document 116/759/FDIS, future edition 1 of IEC 62841-2-23, prepared by TC 116 "Safety
of motor-operated electric tools" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 62841-2-23:2026.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2027-03-31
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2030-03-31
document have to be withdrawn
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 is read in conjunction with EN IEC 62841-2-23:2026/A11:2026.
This document has been prepared under a standardization request addressed to CENELEC by the
European Commission. The Standing Committee of the EFTA States subsequently approves these
requests for its Member States.
For the relationship with EU Legislation, see informative Annex ZZ, which is an integral part of
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 62841-2-23:2024 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated:
IEC 62841-2-3 NOTE Approved as EN IEC 62841-2-3

IEC 62841-2-23 ®
Edition 1.0 2024-06
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric motor-operated hand-held tools, transportable tools and lawn and

garden machinery – Safety –
Part 2-23: Particular requirements for hand-held die grinders and small rotary

tools
Outils électroportatifs à moteur, outils portables et machines pour jardins et

pelouses – Sécurité –
Partie 2-23: Exigences particulières pour les meules à rectifier les matrices

portatives et les outils rotatifs de petite taille

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 25.140.20  ISBN 978-2-8322-9102-3

– 2 – IEC 62841-2-23:2024 © IEC 2024
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 General requirements . 7
5 General conditions for the tests . 7
6 Radiation, toxicity and similar hazards . 7
7 Classification . 7
8 Marking and instructions . 7
9 Protection against access to live parts . 12
10 Starting . 12
11 Input and current . 13
12 Heating . 13
13 Resistance to heat and fire . 13
14 Moisture resistance . 13
15 Resistance to rusting . 13
16 Overload protection of transformers and associated circuits . 13
17 Endurance . 13
18 Abnormal operation . 14
19 Mechanical hazards . 14
20 Mechanical strength . 16
21 Construction . 16
22 Internal wiring . 17
23 Components . 17
24 Supply connection and external flexible cords . 17
25 Terminals for external conductors . 17
26 Provision for earthing . 17
27 Screws and connections . 17
28 Creepage distances, clearances and distances through insulation . 17
Annexes . 18
Annex K (normative) Battery tools and battery packs . 23
Annex L (normative) Battery tools and battery packs provided with mains connection
or non-isolated sources . 25
Bibliography . 26

Figure 101 – Wheel overhang . 15
Figure I.101 – Positions of transducers for die grinders. 20
Figure I.102 – Positions of transducers for small rotary tools . 20
Figure I.103 – Artificial wheel . 22

Table 4 – Required performance levels . 14
Table I.101 – Vibration test conditions . 21

IEC 62841-2-23:2024 © IEC 2024 – 3 –
Table I.102 – Dimensions of the artificial wheel of Figure I.103 . 21

– 4 – IEC 62841-2-23:2024 © IEC 2024
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE
TOOLS AND LAWN AND GARDEN MACHINERY –
SAFETY –
Part 2-23: Particular requirements for hand-held die grinders and
small rotary tools
FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international
co-operation on all questions concerning standardization in the electrical and electronic fields. To this end and
in addition to other activities, IEC publishes International Standards, Technical Specifications, Technical Reports,
Publicly Available Specifications (PAS) and Guides (hereafter referred to as “IEC Publication(s)”). Their
preparation is entrusted to technical committees; any IEC National Committee interested in the subject dealt with
may participate in this preparatory work. International, governmental and non-governmental organizations liaising
with the IEC also participate in this preparation. IEC collaborates closely with the International Organization for
Standardization (ISO) in accordance with conditions determined by agreement between the two organizations.
2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
consensus of opinion on the relevant subjects since each technical committee has representation from all
interested IEC National Committees.
3) IEC Publications have the form of recommendations for international use and are accepted by IEC National
Committees in that sense. While all reasonable efforts are made to ensure that the technical content of IEC
Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any
misinterpretation by any end user.
4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
transparently to the maximum extent possible in their national and regional publications. Any divergence between
any IEC Publication and the corresponding national or regional publication shall be clearly indicated in the latter.
5) IEC itself does not provide any attestation of conformity. Independent certification bodies provide conformity
assessment services and, in some areas, access to IEC marks of conformity. IEC is not responsible for any
services carried out by independent certification bodies.
6) All users should ensure that they have the latest edition of this publication.
7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and
members of its technical committees and IEC National Committees for any personal injury, property damage or
other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and
expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
Publications.
8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
indispensable for the correct application of this publication.
9) IEC draws attention to the possibility that the implementation of this document may involve the use of (a)
patent(s). IEC takes no position concerning the evidence, validity or applicability of any claimed patent rights in
respect thereof. As of the date of publication of this document, IEC had not received notice of (a) patent(s), which
may be required to implement this document. However, implementers are cautioned that this may not represent
the latest information, which may be obtained from the patent database available at https://patents.iec.ch. IEC
shall not be held responsible for identifying any or all such patent rights.
IEC 62841-2-23 has been prepared by IEC technical committee 116: Safety of motor-operated
electric tools. It is an International Standard.
The text of this International Standard is based on the following documents:
Draft Report on voting
116/759/FDIS 116/797/RVD
Full information on the voting for its approval can be found in the report on voting indicated in
the above table.
IEC 62841-2-23:2024 © IEC 2024 – 5 –
The language used for the development of this International Standard is English.
This document was drafted in accordance with ISO/IEC Directives, Part 2, and developed in
accordance with ISO/IEC Directives, Part 1 and ISO/IEC Directives, IEC Supplement, available
at www.iec.ch/members_experts/refdocs. The main document types developed by IEC are
described in greater detail at www.iec.ch/publications.
This document is to be used in conjunction with IEC 62841-1:2014.
This document supplements or modifies the corresponding clauses in IEC 62841-1, so as to
convert it into the IEC Standard: Particular requirements for hand-held die grinders and small
rotary tools.
Where a particular subclause of IEC 62841-1 is not mentioned in this document, that subclause
applies as far as reasonable. Where this document states "addition", "modification" or
"replacement", the relevant text in IEC 62841-1 is to be adapted accordingly.
The following print types are used:
– requirements: in roman type;
– test specifications: in italic type;
– terms defined in Clause 3: in bold type
– notes: in small roman type.
Subclauses, notes, tables and figures which are additional to those in IEC 62841-1 are
numbered starting from 101.
Subclauses, notes, tables and figures in Annex K and Annex L which are additional to those in
the main body of this document are numbered starting from 301.
A list of all parts in the IEC 62841 series, published under the general title Electric motor-
operated hand-held tools, transportable tools and lawn and garden machinery – Safety, can be
found on the IEC website.
The committee has decided that the contents of this document will remain unchanged until the
stability date indicated on the IEC website under webstore.iec.ch in the data related to the
specific document. At this date, the document will be
• reconfirmed,
• withdrawn, or
• revised.
NOTE The attention of National Committees is drawn to the fact that equipment manufacturers and testing
organizations may need a transitional period following publication of a new, amended or revised IEC publication in
which to make products in accordance with the new requirements and to equip themselves for conducting new or
revised tests.
It is the recommendation of the committee that the content of this publication be adopted for implementation nationally
not earlier than 36 months from the date of publication.

– 6 – IEC 62841-2-23:2024 © IEC 2024
ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE
TOOLS AND LAWN AND GARDEN MACHINERY –
SAFETY –
Part 2-23: Particular requirements for hand-held die grinders and
small rotary tools
1 Scope
IEC 62841-1:2014, Clause 1 is applicable, except as follows:
Addition:
This document applies to hand-held die grinders and to small rotary tools for mounted
accessories not exceeding 55 mm in diameter and for mounted sanding accessories not
exceeding 80 mm in diameter such as
– threaded cones and plugs that are threaded on a mandrel with an unrelieved shoulder
flange,
– mandrel mounted wheels, and
– rotary files
with a rated speed not exceeding a peripheral speed of the accessory of 80 m/s at rated
capacity.
This document does not apply to straight and vertical grinders utilizing flanges for driving an
abrasive accessory.
NOTE 101 Straight and vertical grinders are covered by IEC 62841-2-3.
2 Normative references
IEC 62841-1:2014, Clause 2 is applicable, except as follows:
Addition:
IEC 62841-1:2014, Electric motor-operated hand-held tools, transportable tools and lawn and
garden machinery – Safety – Part 1: General requirements
3 Terms and definitions
IEC 62841-1:2014, Clause 3 is applicable, except as follows:
Addition:
3.101
cones and plugs (pl)
organic or inorganic bonded abrasives of various shapes and sizes with a threaded insert

IEC 62841-2-23:2024 © IEC 2024 – 7 –
3.102
die grinder
hand-held tool with the rotating spindle in-line with the motor shaft equipped with a collet or
chuck intended for use with mounted wheels or threaded mandrel mounted cones and plugs
3.103
mounted wheels (pl)
organic or inorganic bonded abrasives of various shapes and sizes that are permanently
mounted on a mandrel
3.104
rated capacity
maximum diameter of the rotating accessory to be fitted on the tool as specified by the
manufacturer’s instruction
3.105
rated speed
maximum attainable speed as designated by the manufacturer, with any accessory permitted
by the manufacturer’s instructions installed, at rated voltage or at the upper limit of the rated
voltage range
3.106
rotary tool
hand-held tool having a collet or chuck capacity not exceeding 4 mm and without any gear or
other mechanical speed reduction, to be fitted with a variety of accessories for grinding,
cutting, drilling, carving, polishing, brushing, etc.
4 General requirements
IEC 62841-1:2014, Clause 4 is applicable.
5 General conditions for the tests
IEC 62841-1:2014, Clause 5 is applicable.
6 Radiation, toxicity and similar hazards
IEC 62841-1:2014, Clause 6 is applicable.
7 Classification
IEC 62841-1:2014, Clause 7 is applicable.
8 Marking and instructions
IEC 62841-1:2014, Clause 8 is applicable, except as follows:
8.1 Addition:
Tools shall also be marked with:
– rated speed in revolutions per minute;
– rated capacity in mm.
– 8 – IEC 62841-2-23:2024 © IEC 2024
8.2 Addition:
Tools shall also be marked with:
" WARNING Always wear eye protection" or sign ISO 7010-M004:2011-05 or the following
product safety label:
The eye protection symbol may be modified by adding other personal protective equipment such
as ear protection, dust mask, etc.
NOTE 101 In Canada and the United States of America, the following additional requirements apply:
Tools shall be marked with the following additional safety warnings:
– WARNING – To reduce the risk of injury, use only accessories rated at least equal to the maximum speed
marked on the tool.
In Canada, the equivalent French wording is as follows: "AVERTISSEMENT – Pour réduire le risque de blessure,
utiliser uniquement des accessoires convenant au moins à la vitesse maximale indiquée sur l’outil."
Alternatively, rotary tools with an adjustable speed setting may use the following:
– WARNING – To reduce the risk of injury, use accessories rated for the operating speed setting of the tool.
In Canada, the equivalent French wording is as follows: "AVERTISSEMENT – Pour réduire le risque de blessure,
utiliser les accessoires convenant à la vitesse d’utilisation de l’outil."
If the above cautionary markings are included as part of a list of cautionary markings, the words "WARNING To
reduce the risk of injury" need not be repeated.
8.3 Addition:
Tools shall also be marked with:
– an indication of direction of rotation of the spindle. This shall be indicated by an arrow,
raised or sunk, or by any other means no less visible and indelible;
– for tools provided with a threaded spindle, the spindle thread size; and
– for tools designed for operation at more than one speed, with clearly identifiable symbols
for each of the speed settings in such a way that in conjunction with the instruction manual
it is clear which speed corresponds with each of the settings.
8.6 Addition:
n rated speed
8.14.1.101 Additional safety instructions for die grinders and small rotary tools
8.14.1.101.1 General
The additional safety instructions as specified in 8.14.1.101.2 to 8.14.1.101.5 shall be given,
as applicable. These additional safety instructions may be printed separately from the "General
Power Tool Safety Warnings".
IEC 62841-2-23:2024 © IEC 2024 – 9 –
For the safety instructions specified in 8.14.1.101.2 to 8.14.1.101.5, the terms such as
grinding/grinder, sanding/sander, wire brushing/wire brush, polishing/polisher, carving/carving
tool or cutting-off/cut-off tool, are selected as recommended by the manufacturer. These terms
in the warnings and headings shall be consistently used or deleted based on the selected
operations. The "and"/"or" conjunctions may be used as appropriate.
If the power tool is recommended only for one of the listed operations, the heading of that
section is to be used for all warnings.
8.14.1.101.2 Safety instructions for all operations
Safety warnings common for grinding, sanding, wire brushing, polishing, carving or
abrasive cutting-off operations:
NOTE 101 In the above heading those operations not applicable are omitted.
a) This power tool is intended to function as a grinder, sander, wire brush, polisher,
carving or cut-off tool. Read all safety warnings, instructions, illustrations and
specifications provided with this power tool. Failure to follow all instructions listed below
may result in electric shock, fire and/or serious injury.
NOTE 102 Only those operations that are applicable are listed.
b) Operations such as grinding, sanding, wire brushing, polishing or cutting-off are not
recommended to be performed with this power tool. Operations for which the power tool
was not designed may create a hazard and cause personal injury.
NOTE 103 Only those operations that were not included in the first warning are listed. If all listed operations
are applicable, then this warning is omitted, but all subsequent warnings are given without exclusion.
c) Do not use accessories which are not specifically designed and recommended by the
tool manufacturer. Just because the accessory can be attached to your power tool, it does
not assure safe operation.
d) The rated speed of the grinding accessories must be at least equal to the maximum
speed marked on the power tool. Grinding accessories running faster than their rated
speed can break and fly apart.
NOTE 104 In Canada and the United States of America, the warning in item d) above is replaced by the
following:
– The rated speed of the accessories must be at least equal to the maximum speed marked on the power
tool. Accessories running faster than their rated speed can break and fly apart.
An alternate wording for rotary tools with an adjustable speed is following:
– The rated speed of the accessories must be at least equal to the operating speed setting marked on
the power tool. Accessories running faster than their rated speed can break and fly apart.
e) The outside diameter and the thickness of your accessory must be within the capacity
rating of your power tool. Incorrectly sized accessories cannot be adequately controlled.
f) The arbour size of wheels, sanding drums or any other accessory must properly fit
the spindle or collet of the power tool. Accessories that do not match the mounting
hardware of the power tool will run out of balance, vibrate excessively and may cause loss
of control.
g) Mandrel mounted wheels, sanding drums, cutters or other accessories must be fully
inserted into the collet or chuck. If the mandrel is insufficiently held and/or the overhang
of the wheel is too long, the mounted wheel may become loose and be ejected at high
velocity.
– 10 – IEC 62841-2-23:2024 © IEC 2024
h) Do not use a damaged accessory. Before each use inspect the accessory such as
abrasive wheels for chips and cracks, sanding drum for cracks, tear or excess wear,
wire brush for loose or cracked wires. If power tool or accessory is dropped, inspect
for damage or install an undamaged accessory. After inspecting and installing an
accessory, position yourself and bystanders away from the plane of the rotating
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