EN IEC 60393-3:2023

SLOVENSKI STANDARD
01-november-2023
Potenciometri za elektronsko opremo - 3. del: Področna specifikacija: Natančni
rotacijski potenciometri (IEC 60393-3:2023)
Potentiometers for use in electronic equipment - Part 3: Sectional specification: Rotary
precision potentiometers (IEC 60393-3:2023)
Potentiometer zur Verwendung in Geräten der Elektronik – Teil 3: Rahmenspezifikation:
Drehpräzisionspotentiometer (IEC 60393-3:2023)
Potentiomètres utilisés dans les équipements électroniques - Partie 3: Spécification
intermédiaire: Potentiomètres de précision rotatifs (IEC 60393-3:2023)
Ta slovenski standard je istoveten z: EN IEC 60393-3:2023
ICS:
31.040.20 Potenciometri, spremenljivi Potentiometers, variable
upori resistors
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 60393-3

NORME EUROPÉENNE
EUROPÄISCHE NORM September 2023
ICS 31.040.20
English Version
Potentiometers for use in electronic equipment - Part 3:
Sectional specification: Rotary precision potentiometers
(IEC 60393-3:2023)
Potentiomètres utilisés dans les équipements électroniques Potentiometer zur Verwendung in Geräten der Elektronik -
- Partie 3: Spécification intermédiaire: Potentiomètres de Teil 3: Rahmenspezifikation: Drehpräzisionspotentiometer
précision rotatifs (IEC 60393-3:2023)
(IEC 60393-3:2023)
This European Standard was approved by CENELEC on 2023-09-22. 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,
Türkiye 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
© 2023 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60393-3:2023 E

European foreword
The text of document 40/3058/FDIS, future edition 3 of IEC 60393-3, prepared by IEC/TC 40
"Capacitors and resistors for electronic equipment" was submitted to the IEC-CENELEC parallel vote
and approved by CENELEC as EN IEC 60393-3:2023.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2024-06-22
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2026-09-22
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 shall not be held responsible for identifying any or all such patent rights.
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.
A preceding document on the subject covered by this specification has been:
— CECC 41400:1979
Endorsement notice
The text of the International Standard IEC 60393-3:2023 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated:
IEC 60915 NOTE Approved as EN 60915
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where 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.cencenelec.eu.
Publication Year Title EN/HD Year
IEC 60062 - Marking codes for resistors and capacitors EN 60062 -
IEC 60068-1 2013 Environmental testing - Part 1: General EN 60068-1 2014
and guidance
IEC 60068-2-1 - Environmental testing - Part 2-1: Tests - EN 60068-2-1 -
Test A: Cold
IEC 60068-2-2 - Environmental testing - Part 2-2: Tests - EN 60068-2-2 -
Test B: Dry heat
IEC 60393-1 2008 Potentiometers for use in electronic EN 60393-1 2009
equipment - Part 1: Generic specification
IEC 61193-2 - Quality assessment systems - Part 2: EN 61193-2 -
Selection and use of sampling plans for
inspection of electronic components and
packages
IEC 60393-3 ®
Edition 3.0 2023-08
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Potentiometers for use in electronic equipment –

Part 3: Sectional specification: Rotary precision potentiometers

Potentiomètres utilisés dans les équipements électroniques –

Partie 3: Spécification intermédiaire: Potentiomètres de précision rotatifs

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 31.040.20  ISBN 978-2-8322-7359-3

– 2 – IEC 60393-3:2023 © IEC 2023
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 Preferred characteristics . 6
4.1 General . 6
4.2 Style and dimensions . 7
4.2.1 Style . 7
4.2.2 Outline drawing and dimensions . 7
4.3 Preferred climatic categories . 9
4.4 Resistance law . 9
4.5 Nominal total resistance . 9
4.6 Tolerances on nominal total resistance . 9
4.7 Rated dissipation . 9
4.8 Limiting element voltage . 10
4.9 Insulation voltage . 11
4.10 Resolution (when applicable) . 11
5 Test and test severities. 11
5.1 General . 11
5.2 Mounting . 11
5.3 Drying . 11
5.4 Vibration . 11
5.5 Bump . 11
5.6 Shock . 12
5.7 Solderability . 12
5.7.1 Solder bath method (Method 1) . 12
5.7.2 Soldering iron method (Method 2) . 12
5.8 Linearity . 12
5.9 Angle of effective travel . 12
5.10 Dither . 13
6 Preferred characteristics . 13
6.1 General . 13
6.2 Temperature coefficients of resistance . 13
6.3 Limits for change in resistance or output voltage ratio . 14
6.4 Limits for insulation resistance . 14
6.5 Limits for resistance law . 14
6.6 Solderability . 14
7 Marking, packaging and ordering information . 15
7.1 General . 15
7.2 Marking for potentiometers . 15
7.3 Marking for packaging . 15
7.4 Additional marking . 15
7.5 Ordering information . 15
8 Preferred values of ratings. 16
8.1 General . 16
8.2 Information to be specified in a detail specification . 16

IEC 60393-3:2023 © IEC 2023 – 3 –
8.2.1 Outline drawing or illustration . 16
8.2.2 Style and dimensions . 16
8.3 Ratings and characteristics . 16
8.3.1 General . 16
8.3.2 Nominal total resistance range . 16
8.4 Additional information . 16
9 Quality assessment procedures . 17
9.1 General . 17
9.2 Definitions. 17
9.2.1 Primary stage of manufacture . 17
9.2.2 Structurally similar components . 17
9.3 Assessment level EZ . 17
10 Qualification approval . 17
10.1 General . 17
10.2 Qualification approval on the basis of the fixed sample size procedure . 17
10.3 Tests .
...