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 61010-2-033:2023 specifies safety requirements for hand-held multimeters and other meters for domestic and professional use, capable of measuring mains. Hand-held multimeters are multi-range multifunction measuring instruments intended to measure voltage and other electrical quantities such as resistance or current. Their primary purpose is to measure voltage on a live mains. They are suitable to be supported by one hand during normal use. This third edition cancels and replaces the second edition published in 2019. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Clause 2, all normative references have been dated and new normative references have been added; b) 4.4.2.101 is a new subclause about surge protective devices; c) Subclause 6.6.101 modifies 6.6.101 and 6.6.102 of previous edition: 1) in 6.6.101.1, insulating material of group I may be allowed for determination of creepage distances of measuring circuit terminals; 2) in 6.6.101.2, Clearances and creepage distances up to 3 000 V for measuring circuit terminals in unmated position have been defined; 3) in 6.6.101.3, requirements for measuring circuit terminals in partially mated position have been specified; 4) in 6.6.101.4, requirements for measuring circuit terminals in mated position have been specified; 5) Subclause 6.6.101.5 replaces 6.6.102; d) Subclause 6.101 replaces 6.9.101 of the previous edition with modifications; e) 9.101 is a new subclause to consider the protection of measuring circuits against the spread of fire and arc flash; f) in 9.101.2, relocation of 101.3 of previous edition; g) in 9.101.3, relocation of 101.4 of previous edition; h) in 101.3, relocation of Clause 102 of previous edition; i) in K.2.1, another method for determination of clearances of secondary circuits is proposed; j) in K.3.2, new Table K.15 and Table K.16 for clearance calculation; k) Clause K.4 of the previous edition has been deleted; l) Subclause K.101.4 has been reviewed; m) Table K.104 of the previous edition has been deleted; n) Annex AA: Figure AA.1 has been redesigned; o) Annex EE: addition of a new informative annex for determination of clearances for the purposes of Table 101.

Sicherheitsbestimmungen für elektrische Mess-, Steuer-, Regel- und Laborgeräte - Teil 2-033: Besondere Anforderungen an handgehaltene Multimeter und andere Messgeräte für den Haushalt und professionellen Gebrauch, geeignet zur Messung von Netzspannungen

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 réseau

L'IEC 61010-2-033:2023 spécifie les exigences de sécurité particulières pour les multimètres portatifs pour usage domestique et professionnel, capables de mesurer la tension réseau. Les multimètres portatifs sont des instruments de mesure multifonctions et avec plusieurs plages, destinés à mesurer la tension et d’autres grandeurs électriques telles que la résistance ou le courant. Ils ont pour objectif principal de mesurer la tension sur un réseau sous tension. Ils peuvent être tenus à la main en utilisation normale. Cette troisième édition annule et remplace la deuxième édition publiée en 2019. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques majeures suivantes par rapport à l’édition précédente: a) à l’Article 2, toutes les références normatives ont été datées et de nouvelles références normatives ont été ajoutées; b) le paragraphe 4.4.2.101 est un nouveau paragraphe sur les dispositifs de protection contre les surtensions; c) le paragraphe 6.6.101 modifie les paragraphes 6.6.101 et 6.6.102 de l’édition précédente: 1) au paragraphe 6.6.101.1, les matériaux isolants du groupe I peuvent être admis pour la détermination des distances d’isolement des bornes des circuits de mesure; 2) au paragraphe 6.6.101.2, les distances d’isolement et les lignes de fuite inférieures à 3 000 V pour les bornes des circuits de mesure en position découplée ont été définies; 3) au paragraphe 6.6.101.3, des exigences relatives aux bornes des circuits de mesure en position partiellement couplée ont été spécifiées; 4) au paragraphe 6.6.101.4, des exigences relatives aux bornes des circuits de mesure en position couplée ont été spécifiées; 5) le paragraphe 6.6.101.5 remplace le paragraphe 6.6.102; d) le paragraphe 6.101 remplace le paragraphe 6.9.101 de l’édition précédente avec des modifications; e) le paragraphe 9.101 est un nouveau paragraphe pour prendre en compte la protection des circuits de mesure contre la propagation du feu et les arcs électriques; f) le paragraphe 101.3 de la précédente édition a été déplacé en 9.101.2; g) le paragraphe 101.4 de la précédente édition a été déplacé en 9.101.3; h) l’Article 102 de la précédente édition a été déplacé en 101.3; i) au paragraphe K.2.1, une autre méthode de détermination des distances d’isolement des circuits secondaires a été proposée; j) au paragraphe K.3.2, le Tableau K.15 et le Tableau K.16 ont été ajoutés pour le calcul de la distance d’isolement; k) l’Article K.4 de l’édition précédente a été supprimé; l) le paragraphe K.101.4 a été revu; m) le Tableau K.104 de l’édition précédente a été supprimé; n) en Annexe AA: la Figure AA.1 a été modifiée; o) en Annexe EE: une nouvelle annexe informative a été ajoutée pour la détermination des distances d’isolement pour le Tableau 101.

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

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Not Published
Publication Date
15-Oct-2023
Current Stage
5060 - Voting results sent to TC, SR - Formal Approval
Start Date
14-Jul-2023
Completion Date
14-Jul-2023

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SLOVENSKI STANDARD
oSIST prEN IEC 61010-2-033:2022
01-december-2022
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
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
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 réseau
Ta slovenski standard je istoveten z: prEN IEC 61010-2-033:2022
ICS:
19.080 Električno in elektronsko Electrical and electronic
preskušanje testing
71.040.10 Kemijski laboratoriji. Chemical laboratories.
Laboratorijska oprema Laboratory equipment
oSIST prEN IEC 61010-2-033:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN IEC 61010-2-033:2022

oSIST prEN IEC 61010-2-033:2022
66/767/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61010-2-033 ED3
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2022-10-14 2023-01-06
SUPERSEDES DOCUMENTS:
66/761/RR
IEC TC 66 : SAFETY OF MEASURING, CONTROL AND LABORATORY EQUIPMENT
SECRETARIAT: SECRETARY:
United Kingdom Ms Stephanie Lavy
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:

Other TC/SCs are requested to indicate their interest, if
any, in this CDV to the secretary.
FUNCTIONS CONCERNED:
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Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
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The CENELEC members are invited to vote through the
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This document is still under study and subject to change. It should not be used for reference purposes.
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TITLE:
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

PROPOSED STABILITY DATE: 2025
NOTE FROM TC/SC OFFICERS:
download this electronic file, to make a copy and to print out the content for the sole purpose of preparing National
Committee positions. You may not copy or "mirror" the file or printed version of the document, or any part of it, for
any other purpose without permission in writing from IEC.

oSIST prEN IEC 61010-2-033:2022
IEC CDV 61010-2-033 © IEC 2022 2 66/767/CDV

1 CONTENTS
2 CONTENTS . 2
3 FOREWORD. 4
4 INTRODUCTION . 7
5 1 Scope and object . 8
6 2 Normative references . 9
7 3 Terms and definitions . 10
8 4 Tests . 10
9 5 Marking and documentation . 11
10 6 Protection against electric shock . 13
11 7 Protection against mechanical HAZARDS . 18
12 8 Resistance to mechanical stresses . 18
13 9 Protection against the spread of fire and arc flash . 18
14 10 Equipment temperature limits and resistance to heat . 22
15 11 Protection against HAZARDS from fluids and solid foreign objects . 22
16 12 Protection against radiation, including laser sources, and against sonic and
17 ultrasonic pressure . 22
18 13 Protection against liberated gases and substances, explosion and implosion . 22
19 14 Components and subassemblies . 22
20 15 Protection by interlocks . 23
21 16 HAZARDS resulting from application . 23
22 17 RISK assessment . 23
23 101 Measuring circuits . 23
24 Annexes . 26
25 Annex K (normative) Insulation requirements not covered by 6.7 . 26
26 Annex L (informative) Index of defined terms . 34
27 Annex AA (normative) MEASUREMENT CATEGORIES . 35
28 Annex BB (informative) HAZARDS pertaining to measurements performed in certain
29 environments . 38
30 Annex CC (informative) 4 mm "banana" TERMINALS . 41
31 Annex DD (informative) Flowchart for insulation according to the type of circuit . 43
32 Annex EE (informative) Determination of CLEARANCES for Table 101 . 46
33 Bibliography . 47
35 Figure 4 – Acceptable arrangement of protective means against electric shock . 14
36 Figure AA.1 – Example to identify the locations of MEASUREMENT CATEGORIES . 36
37 Figure CC.1 – Recommended dimensions of 4 mm TERMINALS . 42
38 Figure DD.1 – Requirements for CLEARANCE, CREEPAGE DISTANCE and solid insulation . 45
40 Table 101 – CLEARANCES for unmated measuring circuit TERMINALS . 15
41 Table 102 – Impulse voltages for circuits connected to MAINS . 22
42 Table K.15 – CLEARANCE values for the calculation of K.3.2 . 27
43 Table K.16 – Test voltages based on CLEARANCES . 28
44 Table K.101 - CLEARANCES for measuring circuits RATED for MEASUREMENT CATEGORIES . 30

oSIST prEN IEC 61010-2-033:2022
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45 Table K.102 – Impulse test voltages for testing electric strength of solid insulation for
46 measuring circuits RATED for MEASUREMENT CATEGORIES . 31
47 Table K.103 – a.c. test voltages for testing electric strength of solid insulation for
48 measuring circuits RATED for MEASUREMENT CATEGORIES . 31
49 Table K.104 – Minimum values for distance or thickness of solid insulation for
50 measuring circuits RATED for MEASUREMENT CATEGORIES . 32
51 Table AA.1 – Characteristics of MEASUREMENT CATEGORIES . 37
52 Table EE.1 – CLEARANCES values for Table 101 . 46
oSIST prEN IEC 61010-2-033:2022
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54 INTERNATIONAL ELECTROTECHNICAL COMMISSION
55 ____________
57 SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT
58 FOR MEASUREMENT, CONTROL, AND LABORATORY USE –
60 Part 2-033: Particular requirements for hand-held multimeters
61 for domestic and professional use, capable of measuring mains voltage
63 FOREWORD
64 1) The International Electrotechnical Commission (IEC) is a worldwide organization for st andardization comprising
65 all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international
66 co-operation on all questions concerning standardization in the electrical and electronic fields. To this end and
67 in addition to other activities, IEC publishes International Standards, Technical Specifications, Technical Reports,
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72 Standardization (ISO) in accordance with conditions determined by agreement between the two organizations.
73 2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
74 consensus of opinion on the relevant subjects since each technical committee has representation from all
75 interested IEC National Committees.
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80 4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
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82 any IEC Publication and the corresponding national or regional publication shall be clearly indicated in the latter.
83 5) IEC itself does not provide any attestation of conformity. Independent certification bodies provide conformity
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86 6) All users should ensure that they have the latest edition of this publication.
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88 members of its technical committees and IEC National Committees for any personal injury, property damage or
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90 expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
91 Publications.
92 8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
93 indispensable for the correct application of this publication.
94 9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of patent
95 rights. IEC shall not be held responsible for identifying any or all such patent rights.
96 IEC 61010-2-033 has been prepared by IEC technical committee 66: Safety of measuring,
97 control and laboratory equipment.
98 It has the status of a group safety publication in accordance with IEC Guide 104.
99 This third edition cancels and replaces the second edition published in 2019. This edition
100 constitutes a technical revision.

oSIST prEN IEC 61010-2-033:2022
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101 This edition includes the following significant technical changes with respect to the previous
102 edition:
Clause 2 All normative references have been dated and new normative references have been added.
4.4.2.101 Addition of a new subclause about surge protective devices.
6.6.101.1 Insulating material of group I may be allowed for determination of CLEARANCES of measuring
circuit TERMINALS.
6.6.101.2 CLEARANCES and CREEPAGE DISTANCES up to 3 000 V for measuring circuit TERMINALS in
unmated position have been defined.
6.6.101.3 Requirements for measuring circuit TERMINALS in partially mated position have been specified.
6.6.101.4 Requirements for measuring circuit TERMINALS in mated position have been specified.
6.101 The subclause replaces 6.9.101 of previous edition and has been rephrased.
9.101 New subclause to consider the protection of measuring circuits against the spread of fire and
arc flash.
9.101.2 Relocation of 101.3 of previous edition.
9.101.3 Relocation of 101.4 of previous edition.
101.3 Relocation of 102 of previous edition.
K.2.1 Another method for determination of CLEARANCES of secondary circuits is proposed.
K.3.2 New Table K.15 and Table K.16 for CLEARANCE calculation.
Clause K.4 This clause of previous edition has been deleted.
K.101.4 The subclause has been reviewed.
Table K.104 of previous edition has been deleted.
Annex AA Figure AA.1
...

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