prEN IEC 60115-4-10:2025

SLOVENSKI STANDARD
01-december-2025
Stalni upori za elektronsko opremo - 4-10. del: Okvirna podrobna specifikacija -
Močnostni upori z aksialnimi priključki za montažo skozi prehodne luknje tiskanih
vezij (THT) za univerzalno elektronsko opremo, razvrščeni kot nivo G
Fixed resistors for use in electronic equipment - Part 4-10: Blank detail specification:
Power resistors with axial leads for through-hole assembly on circuit boards (THT), for
general electronic equipment, classification level G
Festwiderstände zur Verwendung in Geräten der Elektronik - Teil 4-10: Vordruck für
Bauartspezifikation: Leistungswiderstände mit axialen Anschlüssen für die
Durchsteckmontage auf Leiterplatten (THT), für Geräte der Elektronik –
Klassifizierungsstufe G  (IEC 60115-4-10:2023, modifiziert)
Résistances fixes utilisées dans les équipements électroniques - Partie 4-10:
Spécification particulière cadre: Résistance de puissance à pattes axiales pour montage
par trous traversants sur circuits imprimés (THT), pour équipement électronique général,
classification niveau G (IEC 60115-4-10:2023, modifié)
Ta slovenski standard je istoveten z: prEN IEC 60115-4-10:2025
ICS:
31.040.10 Fiksni upor Fixed resistors
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
prEN IEC 60115-4-10
NORME EUROPÉENNE
EUROPÄISCHE NORM
October 2025
ICS 31.040.10 Will supersede EN 140201:1996
English Version
Fixed resistors for use in electronic equipment - Part 4-10: Blank
detail specification: Power resistors with axial leads for through-
hole assembly on circuit boards (THT), for general electronic
equipment, classification level G
(IEC 60115-4-10:2023)
Résistances fixes utilisées dans les équipements Festwiderstände zur Verwendung in Geräten der Elektronik
électroniques - Partie 4-10: Spécification particulière cadre: - Teil 4-10: Vordruck für Bauartspezifikation:
Résistance de puissance à pattes axiales pour montage par Leistungswiderstände mit axialen Anschlüssen für die
trous traversants sur circuits imprimés (THT), pour Durchsteckmontage auf Leiterplatten (THT), für Geräte der
équipement électronique général, classification niveau G Elektronik - Klassifizierungsstufe G  (IEC 60115-4-10:2023,
(IEC 60115-4-10:2023, modifié) modifiziert)
(IEC 60115-4-10:2023) (IEC 60115-4-10:2023)
This draft European Standard is submitted to CENELEC members for enquiry.
Deadline for CENELEC: 2026-01-09.
The text of this draft consists of the text of IEC 60115-4-10:2023 (40/3039/CDV).
If this draft becomes a European Standard, 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.
This draft European Standard was established by CENELEC 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
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
© 2025 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Project: 80456 Ref. No. prEN IEC 60115-4-10:2025 E

European foreword
This document (prEN IEC 60115-4-10:2025) consists of the text of document IEC 60115-4-10:2023,
prepared by IEC/TC 40 "Capacitors and resistors for electronic equipment".
This document is currently submitted to the Enquiry.
The following dates are proposed:
• latest date by which the existence of this document (doa) dav + 6 months
has to be announced at national level
• latest date by which this document has to be (dop) dav + 12 months
implemented at national level by publication of an
identical national standard or by endorsement
• latest date by which the national standards (dow) dav + 36 months
conflicting with this document have to be withdrawn (to be confirmed or
modified when voting)
This document will supersede EN 140201:1996 and all of its amendments and corrigenda (if any).
This document is read in conjunction with prEN IEC 60115-4-10:2025/prAA:2025.

IEC 60115-4-10 ®
Edition 1.0 2023-12
INTERNATIONAL
STANDARD
Fixed resistors for use in electronic equipment –

Part 4-10: Blank detail specification: Power resistors with axial leads for

through-hole assembly on circuit boards (THT), for general electronic

equipment, classification level G

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 31.040.10  ISBN 978-2-8322-7959-5

– 2 – IEC 60115-4-10:2023 © IEC 2023
CONTENTS
FOREWORD . 5
0 Introduction to the template provided by this blank detail specification. 7
0.1 Scope of this blank detail specification . 7
0.2 Function of this blank detail specification . 7
0.3 Identification of the detail specification and the resistor . 8
1 Scope . 10
2 Normative references . 10
3 Terms and definitions . 11
4 Characteristics and ratings . 11
4.1 General . 11
4.2 Dimensions . 11
4.3 Ratings . 13
4.4 Resistance range and tolerance on resistance . 15
5 Tests and test severities . 16
5.1 General . 16
5.2 Resistance . 16
5.3 Temperature coefficient of resistance . 17
5.4 Temperature rise . 17
5.5 Endurance at the rated temperature 70 °C . 17
5.6 Endurance at other than rated temperature . 17
5.6.1 Endurance at room temperature . 17
5.6.2 Endurance at a maximum temperature: UCT with category dissipation . 17
5.7 Short-term overload of power resistors. 17
5.7.1 Power film resistors . 17
5.7.2 Wirewound resistors . 18
5.8 Electrostatic discharge (ESD) test . 18
5.9 Visual examination . 18
5.10 Gauging of dimensions . 19
5.11 Detail dimensions . 19
5.12 Robustness . 19
5.12.1 Robustness of terminations . 19
5.12.2 Robustness of the resistor body . 19
5.13 Shock and vibration . 19
5.13.1 Vibration . 19
5.13.2 Shock or bump . 19
5.14 Rapid change of temperature . 19
5.15 Climatic sequence. 20
5.16 Damp heat, steady state test. 20
5.17 Solderability, with lead-free solder . 21
5.18 Solderability, with SnPb solder . 21
5.19 Resistance to soldering heat . 21
5.20 Solvent resistance test . 21
5.21 Insulation resistance . 22
5.22 Voltage proof . 22
5.23 Flammability test . 22
6 Performance requirements. 22

IEC 60115-4-10:2023 © IEC 2023 – 3 –
6.1 General . 22
6.2 Limits for change of resistance at tests . 22
6.3 Temperature coefficient of resistance . 23
6.4 Temperature rise . 24
6.5 Visual examination . 24
6.5.1 General visual criteria . 24
6.5.2 Visual criteria after tests . 25
6.5.3 Visual criteria for packaging . 25
6.6 Solderability . 25
6.7 Insulation resistance . 25
6.8 Flammability . 26
7 Marking, packaging and ordering information . 26
7.1 Marking of the component . 26
7.2 Packaging . 26
7.3 Marking of the packaging . 26
7.4 Ordering information . 26
8 Additional information . 27
8.1 General . 27
8.2 Storage and Transportation . 27
8.3 Substrate for assembly . 27
8.4 Soldering process . 27
8.5 Use of cleaning agents or solvents . 27
8.6 Coating or potting after assembly .
...