IEC 62822-2:2016

Electric welding equipment - Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 GHz) - Part 2: Arc welding equipment

IEC 62822-2:2016 applies to equipment for arc welding and allied processes designed for occupational use by professionals and for use by laymen.

Matériels de soudage électrique - Évaluation des restrictions relatives à l'exposition humaine aux champs électromagnétiques (0 Hz à 300 GHz) - Partie 2: Matériels de soudage à l'arc

L'IEC 62822-2:2016 s'applique aux matériels de soudage à l'arc et techniques connexes conçus pour un usage professionnel et non professionnel.

General Information

• Status: Published
• Publication Date: 29-Mar-2016
• ICS: 01 - GENERALITIES. TERMINOLOGY. STANDARDIZATION. DOCUMENTATION
• ICS: 25.160.30 - Welding equipment
• Technical Committee: TC 26 - Electric welding
• Drafting Committee: WG 5 - TC 26/WG 5
• Current Stage: PPUB - Publication issued
• Start Date: 31-Mar-2016
• Completion Date: 30-Mar-2016

Standards Content (Sample)

IEC 62822-2 ®
Edition 1.0 2016-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Electric welding equipment – Assessment of restrictions related to human
exposure to electromagnetic fields (0 Hz to 300 GHz) –
Part 2: Arc welding equipment
Matériels de soudage électrique – Évaluation des restrictions relatives à
l'exposition humaine aux champs électromagnétiques (0 Hz à 300 GHz) –
Partie 2: Matériels de soudage à l’arc

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.

Droits de reproduction réservés. Sauf indication contraire, aucune partie de cette publication ne peut être reproduite
ni utilisée sous quelque forme que ce soit et par aucun procédé, électronique ou mécanique, y compris la photocopie
et les microfilms, sans l'accord écrit de l'IEC ou du Comité national de l'IEC du pays du demandeur. Si vous avez des
questions sur le copyright de l'IEC ou si vous désirez obtenir des droits supplémentaires sur cette publication, utilisez
les coordonnées ci-après ou contactez le Comité national de l'IEC de votre pays de résidence.

IEC Central Office Tel.: [phone]
3, rue de Varembé Fax: [phone]
CH-1211 Geneva 20 [e-mail]
Switzerland www.iec.ch
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 corrigenda or an amendment might have been published.

IEC Catalogue - webstore.iec.ch/catalogue Electropedia - www.electropedia.org
The stand-alone application for consulting the entire The world's leading online dictionary of electronic and
bibliographical information on IEC International Standards, electrical terms containing 20 000 terms and definitions in
Technical Specifications, Technical Reports and other English and French, with equivalent terms in 15 additional
documents. Available for PC, Mac OS, Android Tablets and languages. Also known as the International Electrotechnical
iPad. Vocabulary (IEV) online.

IEC publications search - www.iec.ch/searchpub IEC Glossary - std.iec.ch/glossary
The advanced search enables to find IEC publications by a 65 000 electrotechnical terminology entries in English and
variety of criteria (reference number, text, technical French extracted from the Terms and Definitions clause of
committee,…). It also gives information on projects, replaced IEC publications issued since 2002. Some entries have been
and withdrawn publications. collected from earlier publications of IEC TC 37, 77, 86 and

CISPR.
IEC Just Published - webstore.iec.ch/justpublished

Stay up to date on all new IEC publications. Just Published IEC Customer Service Centre - webstore.iec.ch/csc
details all new publications released. Available online and If you wish to give us your feedback on this publication or
also once a month by email. need further assistance, please contact the Customer Service
Centre: [e-mail].
A propos de l'IEC
La Commission Electrotechnique Internationale (IEC) est la première organisation mondiale qui élabore et publie des
Normes internationales pour tout ce qui a trait à l'électricité, à l'électronique et aux technologies apparentées.

A propos des publications IEC
Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez l’édition la
plus récente, un corrigendum ou amendement peut avoir été publié.

Catalogue IEC - webstore.iec.ch/catalogue Electropedia - www.electropedia.org
Application autonome pour consulter tous les renseignements
Le premier dictionnaire en ligne de termes électroniques et
bibliographiques sur les Normes internationales,
électriques. Il contient 20 000 termes et définitions en anglais
Spécifications techniques, Rapports techniques et autres
et en français, ainsi que les termes équivalents dans 15
documents de l'IEC. Disponible pour PC, Mac OS, tablettes
langues additionnelles. Egalement appelé Vocabulaire
Android et iPad.
Electrotechnique International (IEV) en ligne.

Recherche de publications IEC - www.iec.ch/searchpub
Glossaire IEC - std.iec.ch/glossary
La recherche avancée permet de trouver des publications IEC 65 000 entrées terminologiques électrotechniques, en anglais
en utilisant différents critères (numéro de référence, texte, et en français, extraites des articles Termes et Définitions des
comité d’études,…). Elle donne aussi des informations sur les publications IEC parues depuis 2002. Plus certaines entrées
projets et les publications remplacées ou retirées. antérieures extraites des publications des CE 37, 77, 86 et

CISPR de l'IEC.
IEC Just Published - webstore.iec.ch/justpublished

Service Clients - webstore.iec.ch/csc
Restez informé sur les nouvelles publications IEC. Just
Published détaille les nouvelles publications parues. Si vous désirez nous donner des commentaires sur cette
Disponible en ligne et aussi une fois par mois par email. publication ou si vous avez des questions contactez-nous:
[e-mail].
IEC 62822-2 ®
Edition 1.0 2016-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Electric welding equipment – Assessment of restrictions related to human

exposure to electromagnetic fields (0 Hz to 300 GHz) –

Part 2: Arc welding equipment
Matériels de soudage électrique – Évaluation des restrictions relatives à

l'exposition humaine aux champs électromagnétiques (0 Hz à 300 GHz) –

Partie 2: Matériels de soudage à l’arc

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 25.160; 25.160.30 ISBN 978-2-8322-3271-2

– 2 – IEC 62822-2:2016 © IEC 2016
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references. 6
3 Terms, definitions and abbreviations . 7
3.1 Terms and definitions . 7
3.2 Quantities and units . 8
3.3 Constants . 8
4 Requirements . 8
5 Assessment methods . 8
5.1 General considerations . 8
5.1.1 Time averaging . 8
5.1.2 Spatial averaging of external field values . 8
5.1.3 Spatial averaging of intracorporeal values . 9
5.1.4 Equipment with pulsed or non-sinusoidal welding current . 9
5.1.5 Considerations for spectral analysis . 12
5.1.6 Uncertainty of assessment . 13
5.2 Measurement of external field levels . 14
5.2.1 General . 14
5.2.2 Measurement equipment . 14
5.3 Calculation of external field levels . 14
5.3.1 General . 14
5.3.2 Source model and calculation equation . 14
5.4 Calculation of intracorporeal levels . 15
5.4.1 General . 15
5.4.2 Source model . 15
5.4.3 Body model for analytical calculations . 15
5.4.4 Anatomical body models for numerical calculations . 17
6 Assessment conditions . 18
6.1 Assessment configurations . 18
6.1.1 General . 18
6.1.2 Exposure of the head . 18
6.1.3 Exposure of the trunk . 21
6.1.4 Exposure of limbs . 24
6.2 Welding current conditions . 26
6.2.1 General . 26
6.2.2 Single operating mode . 27
6.2.3 Multiple operating modes . 28
6.2.4 Worst case power source capability . 28
6.2.5 Current ripple . 28
7 EMF data sheet and assessment report . 28
Annex A (informative) Example for EMF data sheet structure . 30
Annex B (informative) Assessment example for maximum power-source capability . 31
B.1 Equipment description . 31
B.2 Welding current measurement and spectral analysis . 31
B.3 Assessment of non-thermal effects . 32
Annex C (informative) Summation with approximated and piecewise linear limit values . 36

Annex D (informative) Coupling factors for various distances and disk radii . 37
Bibliography . 38

Figure 1 – Piecewise linear and approximated limit amplitudes . 11
Figure 2 – Piecewise linear and approximated summation function phase angles . 11
Figure 3 – Spectral synthesis for the validation of the analysis . 12
Figure 4 – Equivalent waveform for non-repetitive signals . 13
Figure 5 – Conducting disk in a uniform magnetic flux density . 15
Figure 6 – Electrical conductivity for homogeneous body models . 16
Figure 7 – Field measurement at head position . 19
Figure 8 – Field calculation at head position . 19
Figure 9 – Analytical calculation of intracorporeal metrics for the head . 20
Figure 10 – Numerical calculation of intracorporeal metrics for the head . 21
Figure 11 – Field measurement at trunk position . 21
Figure 12 – Field calculation at trunk position . 22
Figure 13 – Analytical calculation of intracorporeal metrics for the trunk . 22
Figure 14 – Numerical calculation of intracorporeal metrics for the trunk . 23
Figure 15 – Field measurement at limb positions, hand and thigh . 24
Figure 16 – Field calculation at limb positions, hand and thigh . 24
Figure 17 – Analytical calculation of intracorporeal metrics for hand and thigh . 25
Figure 18 – Numerical calculation of intracorporeal metrics for hand and thigh . 26
Figure B.1 – Example 1 – Current ripple . 31
Figure B.2 – Example 1 – Maximum power-sour
...