EN 62822-2:2016

SLOVENSKI STANDARD
01-november-2016
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Assessment of electric welding equipment related to resctrictions of human exposure to
electromagnetic fields (0Hz . 300 GHz) - Part 2: Basic standard for arc welding
equipment (IEC 62822-2:2016)
Ta slovenski standard je istoveten z: EN 62822-2:2016
ICS:
13.280 Varstvo pred sevanjem Radiation protection
25.160.30 Varilna oprema Welding equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 62822-2
NORME EUROPÉENNE
EUROPÄISCHE NORM
September 2016
ICS 25.160; 25.160.30
English Version
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)
Matériels de soudage électrique - Évaluation des Bewertung Elektrischer Schweisseinrichtungen in Bezug
restrictions relatives à l'exposition humaine aux champs auf Begrenzungen der Exposition von Personen gegenüber
électromagnétiques (0 Hz à 300 GHz) - Elektromagnetischen Feldern (0 Hz - 300 GHz) -
Partie 2: Matériels de soudage à l'arc Teil 2: Grundnorm für Lichtbogenschweißeinrichtungen
(IEC 62822-2:2016) (IEC 62822-2:2016)
This European Standard was approved by CENELEC on 2016-05-04. 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, 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: Avenue Marnix 17, B-1000 Brussels
© 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 62822-2:2016 E
European foreword
The text of document 26/584/FDIS, future edition 1 of IEC 62822-2, prepared by IEC/TC 26 "Electric
welding" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
(dop) 2017-03-16
• latest date by which the document has to be
implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2019-09-16
standards conflicting with the
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 [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
Endorsement notice
The text of the International Standard IEC 62822-2:2016 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 62226-1 NOTE Harmonized as EN 62226-1.
IEC 62226-2-1:2004 NOTE Harmonized as EN 62226-2-1:2005 (not modified).
IEC 62311 NOTE Harmonized as EN 62311.
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.

NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu
Publication Year Title EN/HD Year

IEC 60050-851 2008 International Electrotechnical Vocabulary - - -
Part 851: Electric welding
IEC 60974-1 -  Arc welding equipment - EN 60974-1 -
Part 1: Welding power sources
IEC 60974-6 -  Arc welding equipment - EN 60974-6 -
Part 6: Limited duty equipment
IEC 61786-1 -  Measurement of DC magnetic, AC EN 61786-1 -
magnetic and AC electric fields from 1 Hz
to 100 kHz with regard to exposure of
human beings -
Part 1: Requirements for measuring
instruments
IEC 61786-2 -  Measurement of DC magnetic, AC EN 61788-2 -
magnetic and AC electric fields from 1 Hz
to 100 kHz with regard to exposure of
human beings -
Part 2: Basic standard for measurements
IEC 62822-1 -  Electric welding equipment - Assessment EN 62822-1 -
of restrictions related to human exposure
to electromagnetic fields (0 Hz to 300 GHz)
- Part 1: Product family standard

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

IEC 62822-2:2016 © IEC 2016 – 3 –
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
...