EN IEC 61010-2-033:2021

SLOVENSKI STANDARD
01-marec-2022
Nadomešča:
SIST EN 61010-2-033:2012
Varnostne zahteve za električno opremo za meritve, nadzor in laboratorijsko
uporabo - 2-033. del: Posebne zahteve za ročne multimetre in druge merilnike za
domačo in profesionalno uporabo, ki omogočajo merjenje omrežne napetosti (IEC
61010-2-033:2019)
Safety requirements for electrical equipment for measurement, control, and laboratory
use - Part 2-033: Particular requirements for hand-held multimeters and other meters, for
domestic and professional use, capable of measuring mains voltage (IEC 61010-2-
033:2019)
Sicherheitsbestimmungen für elektrische Mess-, Steuer-, Regel- und Laborgeräte - Teil 2
-033: Besondere Anforderungen an handgehaltene Multimeter und andere
handgehaltene Messgeräte für den Haushalt und professionellen Gebrauch, geeignet
zur Messung von Netzspannungen (IEC 61010-2-033:2019)
Règles de sécurité pour appareils électriques de mesurage, de régulation et de
laboratoire - Partie 2-033: Exigences particulières pour les multimètres portatifs et autres
mesureurs, pour usage domestique et professionnel, capable de mesurer la tension
réseau (IEC 61010-2-033:2019)
Ta slovenski standard je istoveten z: EN IEC 61010-2-033:2021
ICS:
19.080 Električno in elektronsko Electrical and electronic
preskušanje testing
71.040.10 Kemijski laboratoriji. Chemical laboratories.
Laboratorijska oprema Laboratory equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 61010-2-033

NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2021
ICS 19.080; 71.040.10 Supersedes EN 61010-2-033:2012 and all of its
amendments and corrigenda (if any)
English Version
Safety requirements for electrical equipment for measurement,
control, and laboratory use - Part 2-033: Particular requirements
for hand-held multimeters for domestic and professional use,
capable of measuring mains voltage
(IEC 61010-2-033:2019)
Exigences de sécurité pour appareils électriques de Sicherheitsbestimmungen für elektrische Mess-, Steuer-,
mesurage, de régulation et de laboratoire - Partie 2-033: Regel- und Laborgeräte - Teil 2-033: Besondere
Exigences particulières pour les multimètres portatifs pour Anforderungen an handgehaltene Multimeter und andere
usage domestique et professionnel, capables de mesurer la handgehaltene Messgeräte für den Haushalt und
tension réseau professionellen Gebrauch, geeignet zur Messung von
(IEC 61010-2-033:2019) Netzspannungen
(IEC 61010-2-033:2019)
This European Standard was approved by CENELEC on 2019-07-26. 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 61010-2-033:2021 E

European foreword
The text of document 66/692/FDIS, future edition 2 of IEC 61010-2-033, prepared by IEC/TC 66
"Safety of measuring, control and laboratory equipment" was submitted to the IEC-CENELEC parallel
vote and approved by CENELEC as EN IEC 61010-2-033:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022-05-12
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024-11-12
document have to be withdrawn
This document supersedes EN 61010-2-033:2012 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 Standardization Request given to CENELEC by the
European Commission and the European Free Trade Association, and supports essential
requirements of EU Directive(s) / Regulation(s).
For the relationship with EU Directive(s) / Regulation(s), see informative Annex ZZ, which is an
integral part of EN IEC 61010-2-033:2021/A11:2021.
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 61010-2-033:2019 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 61010-2-034 NOTE Harmonized as EN IEC 61010-2-034
IEC 61557-1 NOTE Harmonized as EN 61557-1
IEC 61557-2 NOTE Harmonized as EN 61557-2
IEC 61557-3 NOTE Harmonized as EN 61557-3
IEC 61557-4 NOTE Harmonized as EN 61557-4
IEC 61557-5 NOTE Harmonized as EN 61557-5
IEC 61557-6 NOTE Harmonized as EN 61557-6
IEC 61557-7 NOTE Harmonized as EN 61557-7
IEC 61557-8 NOTE Harmonized as EN 61557-8
IEC 61557-9 NOTE Harmonized as EN 61557-9
IEC 61557-10 NOTE Harmonized as EN 61557-10
IEC 61557-11 NOTE Harmonized as EN 61557-11
IEC 61557-12 NOTE Harmonized as EN 61557-12

IEC 61010-2-033 ®
Edition 2.0 2019-06
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colourcolour
insinsiidede
Safety requirements for electrical equipment for measurement, control

and laboratory use –
Part 2-033: Particular requirements for hand-held multimeters for domestic

and professional use, capable of measuring MAINS voltage

Exigences de sécurité pour appareils électriques de mesurage, de régulation

et de laboratoire –
Partie 2-033: Exigences particulières pour les multimètres portatifs pour usage

domestique et professionnel, capables de mesurer la tension RESEAU

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 19.080; 71.040.10 ISBN 978-2-8322-6995-4

– 2 – IEC 61010-2-033:2019 © IEC 2019
CONTENTS
FOREWORD . 4
INTRODUCTION . 7
1 Scope and object . 8
2 Normative references . 8
3 Terms and definitions . 9
4 Tests . 9
5 Marking and documentation . 10
6 Protection against electric shock . 12
7 Protection against mechanical HAZARDS . 16
8 Resistance to mechanical stresses . 16
9 Protection against the spread of fire . 16
10 Equipment temperature limits and resistance to heat . 16
11 Protection against HAZARDS from fluids and solid foreign objects . 16
12 Protection against radiation, including laser sources, and against sonic and
ultrasonic pressure . 16
13 Protection against liberated gases and substances, explosion and implosion . 16
14 Components and subassemblies . 16
15 Protection by interlocks . 17
16 HAZARDS resulting from application . 17
17 RISK assessment . 17
101 Measuring circuits . 17
102 Indicating devices . 21
Annexes . 24
Annex K (normative) Insulation requirements not covered by 6.7 . 24
Annex L (informative) Index of defined terms . 30
Annex AA (normative) Measurement categories . 31
Annex BB (informative) HAZARDS pertaining to measurements performed in certain
environments . 34
Annex CC (informative) 4-mm "banana" TERMINALS . 37
Annex DD (informative) Flowchart for insulation according to the type of circuit . 39
Bibliography . 42

Figure 4 – Acceptable arrangement of protective means against electric shock . 13
Figure AA.1 – Example to identify the locations of measuring circuits . 32
Figure CC.1 – Recommended dimensions of 4-mm TERMINALS . 38
Figure DD.1 – Requirements for CLEARANCE, CREEPAGE DISTANCE and solid insulation . 41

Table 101 – CLEARANCES and CREEPAGE DISTANCES for measuring circuit TERMINALS
with HAZARDOUS LIVE conductive parts up to 1 000 V a.c. or 1 500 V d.c . 14
Table 102 – Impulse voltages . 21
Table K.101 – CLEARANCES of measuring circuits RATED for MEASUREMENT CATEGORIES
III and IV . 25

IEC 61010-2-033:2019 © IEC 2019 – 3 –
Table K.102 – a.c. test voltages for testing electric strength of solid insulation in
measuring circuits RATED for MEASUREMENT CATEGORIES III and IV . 26
Table K.103 – Impulse test voltages for testing electric strength of solid insulation in
RATED for MEASUREMENT CATEGORIES III and IV . 26
measuring circuits
Table K.104 – Test voltages for testing long-term stress of solid insulation in
measuring circuits RATED for MEASUREMENT CATEGORIES III and IV . 27
Table K.105 – Minimum values for distance or thickness of solid insulation in
measuring circuits RATED for MEASUREMENT CATEGORIES III and IV . 28
Table AA.1 – Characteristics of MEASUREMENT CATEGORIES . 33

– 4 – IEC 61010-2-033:2019 © IEC 2019
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT
FOR MEASUREMENT, CONTROL, AND LABORATORY USE –

Part 2-033: Particular requirements for hand-held multimeters
for domestic and professional use, capable of measuring MAINS voltage

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, Te
...