IEC 62841-4-6:2022

Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-6: Particular requirements for garden blowers, garden vacuums and garden blower/vacuums

IEC 62841-1:2014, Clause 1 is applicable, except as follows:
Addition:
This document applies to hand-held and backpack
garden blowers;
garden vacuums; and
garden blower/vacuums.  This document does not apply to
walk-behind garden blowers, walk-behind garden vacuums and walk-behind garden blower/vacuums;
robotic garden blowers, robotic garden vacuums and robotic garden blower/vacuums;
vacuum cleaners intended primarily for use indoors, for water suction cleaning or animal grooming; and
blowers intended primarily for use indoors, or animal grooming.

Outils électroportatifs à moteur, outils portables et machines pour jardins et pelouses - Sécurité - Partie 4-6: Exigences particulières pour souffleurs de jardin, aspirateurs de jardin et souffleurs/aspirateurs de jardin

La clause 1 de la IEC 62841-1:2014 est applicable, sauf dans les cas suivants:
Ajout:
Le présent document s’applique aux appareils portatifs et aux sacs à dos
souffleurs de jardin;
aspirateurs de jardin; et
souffleur/aspirateurs de jardin.  Le présent document ne s’applique pas aux
souffleurs de jardin à pied, aspirateurs de jardin à pied derrière et souffleurs de jardin à pied;
souffleurs de jardin robotisés, aspirateurs de jardin robotisés et souffleurs/aspirateurs de jardin robotisés;
les aspirateurs destinés principalement à être utilisés à l’intérieur, pour le nettoyage par aspiration d’eau ou le toilettage des animaux; et
soufflantes destinées principalement à une utilisation à l’intérieur ou au toilettage des animaux.

General Information

• Status: Published
• Publication Date: 09-Oct-2022
• ICS: 25.140.20 - Electric tools
• Technical Committee: TC 116 - Safety of motor-operated electric tools
• Drafting Committee: WG 10 - TC 116/WG 10
• Current Stage: PPUB - Publication issued
• Start Date: 14-Oct-2022
• Completion Date: 10-Oct-2022

Standards Content (Sample)

IEC 62841-4-6 EXV ®
Edition 1.0 2022-10
EXTENDED VERSION
INTERNATIONAL
STANDARD
colour
inside
This extended version of IEC 62841-4-6:2022 includes the content of the references made to
IEC 62841-1:2014
Electric motor-operated hand-held tools, transportable tools and lawn and
garden machinery – Safety –
Part 4-6: Particular requirements for garden blowers, garden vacuums and
garden blower/vacuums
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC
copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or
your local IEC member National Committee for further information.

IEC Secretariat Tel.: [phone]
3, rue de Varembé [e-mail]
CH-1211 Geneva 20 www.iec.ch
Switzerland
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

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IEC 62841-4-6 EXV ®
Edition 1.0 2022-10
EXTENDED VERSION
INTERNATIONAL
STANDARD
colour
inside
This extended version of IEC 62841-4-6:2022 includes the content of the references made to
IEC 62841-1:2014
Electric motor-operated hand-held tools, transportable tools and lawn and
garden machinery – Safety –
Part 4-6: Particular requirements for garden blowers, garden vacuums and
garden blower/vacuums
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 25.140.20 ISBN 978-2-8322-5855-2
– 2 – IEC 62841-4-6:2022 EXV © IEC 2022
CONTENTS
FOREWORD .5
INTRODUCTION .8
1 Scope .9
2 Normative references . 10
3 Terms and definitions . 15
4 General requirements . 25
5 General conditions for the tests . 25
6 Radiation, toxicity and similar hazards . 27
7 Classification . 28
8 Marking and instructions . 29
9 Protection against access to live parts . 42
10 Starting . 43
11 Input and current . 43
12 Heating . 44
13 Resistance to heat and fire . 48
14 Moisture resistance . 49
15 Resistance to rusting. 52
16 Overload protection of transformers and associated circuits . 53
17 Endurance . 53
18 Abnormal operation . 54
19 Mechanical hazards . 60
20 Mechanical strength . 69
21 Construction . 75
22 Internal wiring . 84
23 Components . 86
24 Supply connection and external flexible cords . 91
25 Terminals for external conductors . 97
26 Provision for earthing . 99
27 Screws and connections . 101
28 Creepage distances, clearances and distances through insulation . 103

Annex A (normative) Measurement of creepage distances and clearances . 111
Annex B (normative) Motors not isolated from the supply mains and having basic insulation
not designed for the rated voltage of the tool . 116
Annex C (normative) Leakage current . 118
Annex D (normative) Electric strength . 122
Annex E (informative) Methods of applying ISO 13849-1 to power tools . 124
Annex F (informative) Rules for routine tests . 126
Annex G Void . 128
Annex H (normative) Determination of a low-power circuit . 129
Annex I (informative) Measurement of noise and vibration emissions . 130
Annex J Void . 146

Annex K (normative) Battery tools and battery packs . 147
Annex L (normative) Battery tools and battery packs provided with mains connection or
non-isolated sources . 174
Annex AA (normative) Product safety labels which can be used on machines . 193
Annex BB (informative) Example of a material and construction for fulfilling the
requirements for an artificial surface . 196
Bibliography . 198

Figure 1 – Test fingernail . 108
Figure 2 – Flexing test apparatus . 109
Figure 3 – Overload test of a class II armature . 110
Figure 101 – Example of a hand-held garden blower . 23
Figure 102 – Example of a backpack garden blower . 24
Figure 103 – Example of a hand-held garden vacuum . 24
Figure 104 – Young adult arm probe . 63
Figure 105 – Adult arm probe . 64
Figure 106 – Measurement of handle dimensions . 67
Figure 107 – Minimum radial clearance around the power switch . 68
Figure 108 – Hand-held garden blower positions for drop test . 71
Figure 109 – Hand-held garden vacuum positions for drop test . 72
Figure 110 – Backpack machine position for drop test . 73
Figure 111 – Test piece . 75
Figure 112 – Test assembly for accessibility of attachment plug blades . 91
Figure A.1 – Clearance gap for parallel sided and V-shaped groove . 112
Figure A.2 – Clearance gap for rib and uncemented joint with groove . 113
Figure A.3 – Clearance gap for uncemented joint and diverging-sided groove . 114
Figure A.4 – Clearance gap between wall and screw . 115
Figure B.1 – Simulation of fault conditions . 117
Figure C.1 – Diagram for leakage current measurement for single-phase connection and
three-phase tools suitable for single-phase supply . 120
Figure C.2 – Diagram for leakage current measurement for three-phase connection . 121
Figure C.3 – Circuit of the leakage current meter . 121
Figure H.1 – Example of an electronic circuit with low-power points . 129
Figure I.101 – Microphone positions on the hemisphere (see Table I.101) . 131
Figure I.1 – Test bench . 143
Figure I.2 – Positions of a hand-held power tool and microphones for the hemispherical /
cylindrical measurement surface . 144
Figure I.3 – Microphone positions on a cubic measurement surface . 144
Figure I.4 – Directions of vibration measurement. 145
Figure L.1 – Measurement of clearances. 192
Figure AA.1 – Product safety label illustrating – "Keep bystanders away" . 193
Figure AA.2 – Product safety labels illustrating – "Wear eye protection" . 193
Figure AA.3 – Product safety label illustrating – "Wear ear protection" . 194
Figure AA.4 – Product safety label illustrating – "Do not expose to rain". 194

– 4 – IEC 62841-4-6:2022 EXV © IEC 2022
Figure AA.5 – Product safety label illustrating – "Remove plug from the mains immediately
if the cable is damaged or cut" . 194
Figure AA.6 – Optional product safety label illustrating – "Wear eye and ear protection" . 195
Figure BB.1 – Sketch of the measurement surface covered with an artificial surface. 197
Table 1 – Maximum normal temperature rises . 46
Table 2 – Maximum outside surface temperature rises . 48
Table 3 – Maximum winding temperature . 55
Table 4 – Required performance levels . 58
Table 5 – Impact energies . 69
Table 6 – Test torques . 73
Table 7 – Switch trigger force .
...

IEC 62841-4-6 ®
Edition 1.0 2022-10
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric motor-operated hand-held tools, transportable tools and lawn and
garden machinery – Safety –
Part 4-6: Particular requirements for garden blowers,
garden vacuums and garden blower/vacuums

Outils électroportatifs à moteur, outils portables et machines pour jardins et
pelouses – Sécurité –
Partie 4-6: Exigences particulières pour souffleurs de jardin, aspirateurs de
jardin et souffleurs/aspirateurs de jardin

All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC
copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or
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About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigendum or an amendment might have been published.

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Stay up to date on all new IEC publications. Just Published
containing more than 22 300 terminological entries in English
details all new publications released. Available online and once
and French, with equivalent terms in 19 additional languages.
a month by email.
Also known as the International Electrotechnical Vocabulary

(IEV) online.
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further assistance, please contact the Customer Service
Centre: [e-mail].
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IEC 62841-4-6 ®
Edition 1.0 2022-10
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric motor-operated hand-held tools, transportable tools and lawn and

garden machinery – Safety –
Part 4-6: Particular requirements for garden blowers,

garden vacuums and garden blower/vacuums

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

pelouses – Sécurité –
Partie 4-6: Exigences particulières pour souffleurs de jardin, aspirateurs de

jardin et souffleurs/aspirateurs de jardin

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 25.140.20 ISBN 978-2-8322-5688-6

– 2 – IEC 62841-4-6:2022 © IEC 2022
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 7
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 . 15
10 Starting . 15
11 Input and current . 15
12 Heating . 16
13 Resistance to heat and fire . 16
14 Moisture resistance . 16
15 Resistance to rusting . 17
16 Overload protection of transformers and associated circuits . 17
17 Endurance . 17
18 Abnormal operation . 18
19 Mechanical hazards . 19
20 Mechanical strength . 28
21 Construction . 33
22 Internal wiring . 34
23 Components . 34
24 Supply connection and external flexible cords . 37
25 Terminals for external conductors . 38
26 Provision for earthing . 38
27 Screws and connections . 38
28 Creepage distances, clearances and distances through insulation . 39
Annexes . 43
Annex I (informative) Measurement of noise and vibration emissions . 43
Annex K (normative) Battery tools and battery packs . 50
Annex L (normative) Battery tools and battery packs provided with mains connection
or non-isolated sources . 61
Annex AA (normative) Product safety labels which can be used on machines . 64
Annex BB (informative) Example of a material and construction for fulfilling the
requirements for an artificial surface . 67
Bibliography . 69

Figure 101 – Example of a hand-held garden blower . 9
Figure 102 – Example of a backpack garden blower . 10
Figure 103 – Example of a hand-held garden vacuum . 10

Figure 104 – Young adult arm probe . 22
Figure 105 – Adult arm probe . 23
Figure 106 – Measurement of handle dimensions . 26
Figure 107 – Minimum radial clearance around the power switch . 27
Figure 108 – Hand-held garden blower positions for drop test . 30
Figure 109 – Hand-held garden vacuum positions for drop test . 31
Figure 110 – Backpack machine position for drop test . 32
Figure 111 – Test piece . 33
Figure 112 – Test assembly for accessibility of attachment plug blades . 38
Figure I.101 – Microphone positions on the hemisphere (see Table I.101) . 44
Figure AA.1 – Product safety label illustrating – "Keep bystanders away" . 64
Figure AA.2 – Product safety labels illustrating – "Wear eye protection". 64
Figure AA.3 – Product safety label illustrating – "Wear ear protection" . 65
Figure AA.4 – Product safety label illustrating – "Do not expose to rain" . 65
Figure AA.5 – Product safety label illustrating – "Remove plug from the mains
immediately if the cable is damaged or cut" . 65
Figure AA.6 – Optional product safety label illustrating – "Wear eye and ear protection" . 66
Figure BB.1 – Sketch of the measurement surface covered with an artificial surface . 68

Table 4 – Required performance levels . 19
Table 12 – Minimum creepage distances and clearances . 40
Table I.101 – Co-ordinates of microphone positions . 46
Table I.102 – Absorption coefficients . 46
Table K.301 – Pull and torque value . 58
Table K.1 – Minimum creepage distances and clearances between parts of different

potential . 59
Table K.2 – Minimum total sum of creepage distances and clearances to accessible
surfaces . 60

– 4 – IEC 62841-4-6:2022 © IEC 2022
INTERNATIONAL ELECTROTECHNICAL COMMISSI
...