SIST EN IEC 60384-14:2023
(Main)Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed capacitors for electromagnetic interference suppression and connection to the supply mains (IEC 60384-14:2023)
Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed capacitors for electromagnetic interference suppression and connection to the supply mains (IEC 60384-14:2023)
IEC 60384-14:2023 applies to capacitors and resistor-capacitor combinations intended to be connected to AC mains or other supply with a nominal voltage not exceeding 1 000 V AC (RMS), and with a nominal frequency not exceeding 100 Hz. This document includes also additional specific conditions and requirements for the connection to DC supplies with a rated voltage not exceeding 1 500 V DC. The principal object of this part of IEC 60384 is to prescribe preferred ratings and characteristics and to select, from IEC 60384-1, the appropriate quality assessment procedures, tests and measuring methods and to give general performance requirements for this type of capacitor. Test severities and requirements prescribed in detail specifications referring to this sectional specification are of equal or higher performance level; lower performance levels are not permitted. This document also provides a schedule of safety tests to be used by national testing stations in countries where approval by such stations is required. The overvoltage categories in combination with the AC mains voltages for the capacitors classified in this document are to be taken from IEC 60664-1. This edition includes the following significant technical changes with respect to the previous edition:
- in damp heat steady state test, all capacitor types are tested both with and without rated voltage; the number of test pieces has been increased;
- tangent of loss angle is added In Group 0 tests, in safety tests only;
- qualification approval based on safety and performance tests has been removed from the main text to a normative annex;
- the range of rated voltages is given instead of exact rated voltage values;
- normative annex for description of capacitor styles and of creepage/clearance distance measurement has been added;
- the importance of mechanical failures (cracks) in component encapsulation as a safety feature is highlighted in handling instructions and requirements after all relevant tests.
Festkondensatoren zur Verwendung in Geräten der Elektronik - Teil 14: Rahmenspezifikation - Festkondensatoren zur Unterdrückung elektromagnetischer Störungen, geeignet für Netzbetrieb (IEC 60384-14:2023)
Condensateurs fixes utilisés dans les équipements électroniques - Partie 14: Spécification intermédiaire - Condensateurs fixes d'antiparasitage et raccordement à l'alimentation (IEC 60384-14:2023)
L’IEC 60384-14:2023 s’applique aux condensateurs et aux combinaisons condensateur/résistance destinés à être connectés à un réseau d’alimentation en courant alternatif ou à une autre alimentation dont la tension nominale ne dépasse pas 1 000 V c.a. (efficace) et dont la fréquence nominale ne dépasse pas 100 Hz. Le présent document inclut également des conditions et des exigences spécifiques supplémentaires pour la connexion aux alimentations en courant continu avec une tension assignée ne dépassant pas 1 500 V en courant continu. La présente partie de l’IEC 60384 a pour principal objet de prescrire les valeurs assignées et caractéristiques préférentielles, de sélectionner, en se référant à l’IEC 60384-1, les procédures d’évaluation de la qualité appropriées, les essais et les méthodes de mesure et de donner les exigences de performances générales pour ce type de condensateur. Les sévérités et les exigences d’essai indiquées dans les spécifications particulières se rapportant à cette spécification intermédiaire présentent des niveaux de performances supérieurs ou égaux. Les niveaux de performance inférieurs ne sont pas autorisés. Le présent document fournit un programme d’essais de sécurité à utiliser par les stations d’essai nationales dans les pays qui exigent une approbation par de telles stations. Les catégories de surtension associées aux tensions d’alimentation alternatives pour les condensateurs classifiés dans le présent document doivent être issues de l’IEC 60664-1. Cette édition inclut les modifications techniques majeures suivantes par rapport à l’édition précédente:
- dans l’essai continu de chaleur humide, tous les types de condensateurs sont soumis à essai à la fois avec et sans tension assignée. Le nombre d’éprouvettes a été augmenté;
- la tangente de l’angle de perte est ajoutée dans les essais du Groupe 0, dans les essais de sécurité uniquement;
- l’homologation basée sur les essais de sécurité et de performance a été supprimée du corps du texte pour en faire une annexe normative;
- la plage de tensions assignées est donnée au lieu des valeurs exactes de tension assignée;
- une annexe normative de description des modèles de condensateurs et de la mesure des lignes de fuite et des distances d’isolement a été ajoutée;
- l’importance des défaillances mécaniques (fissures) dans l’encapsulation des composants en tant que caractéristique de sécurité est mise en évidence dans les instructions de manipulation et les exigences après tous les essais pertinents.
Nespremenljivi kondenzatorji za elektronsko opremo - 14. del: Področna specifikacija - Nespremenljivi kondenzatorji za dušenje elektromagnetnega motenja in za povezovanje z omrežnim napajanjem (IEC 60384-14:2023)
Standard IEC 60384-14:2023 se uporablja za kondenzatorje in kombinacije uporov/kondenzatorjev, ki so namenjeni za priključitev v izmenično napajalno omrežje ali drug vir napajanja z nazivno sistemsko napetostjo do 1000 V izmenične napetosti (RMS) in nazivno frekvenco, ki ne presega 100 Hz. Ta dokument vključuje tudi dodatne posebne pogoje in zahteve za priključitev na enosmerno napajanje z nazivno vrednostjo največ 1500 V za enosmerni tok. Glavni cilj tega dela standarda IEC 60384 je predpisati prednostne vrednosti in lastnosti, izbrati primerne postopke za ovrednotenje kakovosti, preskuse in merilne metode iz standarda IEC 60384-1 ter podati splošne zahteve glede zmogljivosti za ta tip kondenzatorja. Preskusne stopnje in zahteve, predpisane v podrobnih specifikacijah, ki se navezujejo na to področno specifikacijo, so enake ali višje ravni učinkovitosti; nižje ravni niso dovoljene. Ta dokument vsebuje tudi razpored varnostnih preskusov, ki jih uporabljajo nacionalne preskuševalne postaje v državah, kjer je zahtevana odobritev s strani tovrstnih postaj. Prenapetostne kategorije v povezavi z napajalnimi napetostmi z izmeničnim tokom za kondenzatorje, razvrščene v tem dokumentu, je treba povzeti iz standarda IEC 60664-1. Ta izdaja v primerjavi s prejšnjo vključuje naslednje pomembne tehnične spremembe:
– pri preskusu s stalno vlažno vročino so vse vrste kondenzatorjev preskušene z nazivno napetostjo in brez nje; število preskusnih vzorcev se je povečalo;
– tangenta izgube kota je bila dodana v skupini preskusov 0 pri varnostnih preskusih
– odobritev kvalifikacije na podlagi preskusov varnosti in učinkovitosti je odstranjena iz glavnega besedila in dodana v normativni dodatek;
– namesto točnih vrednosti nazivne napetosti je podano območje nazivnih napetosti;
– dodan je normativni dodatek za opis vrst kondenzatorjev in meritev plazilne razdalje/razdalje;
– pomen mehanskih okvar (razpok) v ohišju komponent kot varnostni element je poudarjen v navodilih za uporabo in zahtevah po izvedbi vseh ustreznih preskusov.
General Information
Relations
Overview
SIST EN IEC 60384-14:2023 (IEC 60384-14:2023) is the sectional specification for fixed capacitors intended for electromagnetic interference (EMI) suppression and for direct connection to the supply mains. It covers capacitors and resistor‑capacitor (RC) combinations for AC supplies with nominal voltages up to 1 000 V AC (RMS) and nominal frequencies up to 100 Hz, and includes additional requirements for DC supplies up to 1 500 V DC. The standard prescribes preferred ratings and characteristics, selects appropriate quality assessment procedures from IEC 60384-1, and defines safety and performance testing and measurement methods used for design, production and national approvals.
Key technical topics and requirements
- Scope & classification
- Applies to X and Y class mains capacitors and RC units for EMI suppression.
- Preferred ratings and characteristics
- Nominal capacitance, tolerances, rated voltages (provided as ranges in this edition), rated temperature and passive flammability classifications.
- Electrical and safety tests
- Voltage proof, insulation resistance, capacitance and tangent of loss angle (added in safety Group 0 tests), ESR (for RC units).
- Mechanical and environmental tests
- Robustness of terminations, solderability and resistance to soldering heat, vibration, shock, rapid temperature change, container sealing.
- Climatic and humidity tests
- Climatic sequence, damp heat steady state (DHSS) tests (now performed both with and without rated voltage; sample sizes increased).
- Endurance and surge testing
- Endurance, impulse voltage and charge/discharge behavior; requirements for lead‑through arrangements and combined voltage/current tests.
- Safety and approval procedures
- Schedule of safety tests for national testing stations; overvoltage categories referenced to IEC 60664-1.
- Documentation and measurement
- Normative annexes for capacitor styles, creepage/clearance measurement and qualification approval moved to a normative annex.
Practical applications
- Selection, design and type‑approval of mains-connected EMI capacitors for power supplies, household appliances, industrial controllers, lighting, renewable-energy inverters and EV charging equipment.
- Qualification testing for production batches and product safety certification where national testing stations require standardized safety schedules.
- Use by procurement and quality teams to ensure components meet defined climatic, electrical and mechanical performance levels.
Who should use this standard
- Component manufacturers, R&D and product design engineers
- Test laboratories and certification bodies
- Quality assurance and procurement teams specifying EMI and mains capacitors
- EMC engineers and system integrators designing mains-connected equipment
Related standards
- IEC 60384-1 (generic capacitor specification)
- IEC 60664-1 (insulation coordination / overvoltage categories)
- CISPR 17 (measurement of suppression characteristics)
- Other referenced IEC standards for test techniques and safety
Keywords: IEC 60384-14, SIST EN IEC 60384-14:2023, fixed capacitors, EMI suppression, mains capacitors, X capacitors, Y capacitors, safety tests, damp heat test, creepage clearance.
Frequently Asked Questions
SIST EN IEC 60384-14:2023 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed capacitors for electromagnetic interference suppression and connection to the supply mains (IEC 60384-14:2023)". This standard covers: IEC 60384-14:2023 applies to capacitors and resistor-capacitor combinations intended to be connected to AC mains or other supply with a nominal voltage not exceeding 1 000 V AC (RMS), and with a nominal frequency not exceeding 100 Hz. This document includes also additional specific conditions and requirements for the connection to DC supplies with a rated voltage not exceeding 1 500 V DC. The principal object of this part of IEC 60384 is to prescribe preferred ratings and characteristics and to select, from IEC 60384-1, the appropriate quality assessment procedures, tests and measuring methods and to give general performance requirements for this type of capacitor. Test severities and requirements prescribed in detail specifications referring to this sectional specification are of equal or higher performance level; lower performance levels are not permitted. This document also provides a schedule of safety tests to be used by national testing stations in countries where approval by such stations is required. The overvoltage categories in combination with the AC mains voltages for the capacitors classified in this document are to be taken from IEC 60664-1. This edition includes the following significant technical changes with respect to the previous edition: <ol style="list-style-type:lower-alpha"> <li style="text-align:justify">in damp heat steady state test, all capacitor types are tested both with and without rated voltage; the number of test pieces has been increased;</li> <li style="text-align:justify">tangent of loss angle is added In Group 0 tests, in safety tests only;</li> <li style="text-align:justify">qualification approval based on safety and performance tests has been removed from the main text to a normative annex;</li> <li style="text-align:justify">the range of rated voltages is given instead of exact rated voltage values;</li> <li style="text-align:justify">normative annex for description of capacitor styles and of creepage/clearance distance measurement has been added;</li> <li style="text-align:justify">the importance of mechanical failures (cracks) in component encapsulation as a safety feature is highlighted in handling instructions and requirements after all relevant tests.</li> </ol>
IEC 60384-14:2023 applies to capacitors and resistor-capacitor combinations intended to be connected to AC mains or other supply with a nominal voltage not exceeding 1 000 V AC (RMS), and with a nominal frequency not exceeding 100 Hz. This document includes also additional specific conditions and requirements for the connection to DC supplies with a rated voltage not exceeding 1 500 V DC. The principal object of this part of IEC 60384 is to prescribe preferred ratings and characteristics and to select, from IEC 60384-1, the appropriate quality assessment procedures, tests and measuring methods and to give general performance requirements for this type of capacitor. Test severities and requirements prescribed in detail specifications referring to this sectional specification are of equal or higher performance level; lower performance levels are not permitted. This document also provides a schedule of safety tests to be used by national testing stations in countries where approval by such stations is required. The overvoltage categories in combination with the AC mains voltages for the capacitors classified in this document are to be taken from IEC 60664-1. This edition includes the following significant technical changes with respect to the previous edition: <ol style="list-style-type:lower-alpha"> <li style="text-align:justify">in damp heat steady state test, all capacitor types are tested both with and without rated voltage; the number of test pieces has been increased;</li> <li style="text-align:justify">tangent of loss angle is added In Group 0 tests, in safety tests only;</li> <li style="text-align:justify">qualification approval based on safety and performance tests has been removed from the main text to a normative annex;</li> <li style="text-align:justify">the range of rated voltages is given instead of exact rated voltage values;</li> <li style="text-align:justify">normative annex for description of capacitor styles and of creepage/clearance distance measurement has been added;</li> <li style="text-align:justify">the importance of mechanical failures (cracks) in component encapsulation as a safety feature is highlighted in handling instructions and requirements after all relevant tests.</li> </ol>
SIST EN IEC 60384-14:2023 is classified under the following ICS (International Classification for Standards) categories: 31.060.10 - Fixed capacitors. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN IEC 60384-14:2023 has the following relationships with other standards: It is inter standard links to SIST EN 60384-14:2014, SIST EN 60384-14:2014/A1:2017, SIST EN IEC 60384-14:2023/A1:2025, SIST EN IEC 60384-14:2023/AC:2024, SIST EN 60384-14:2014/AC:2016. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
You can purchase SIST EN IEC 60384-14:2023 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of SIST standards.
Standards Content (Sample)
SLOVENSKI STANDARD
01-maj-2023
Nespremenljivi kondenzatorji za elektronsko opremo - 14. del: Področna
specifikacija - Nespremenljivi kondenzatorji za dušenje elektromagnetnega
motenja in za povezovanje z omrežnim napajanjem (IEC 60384-14:2023)
Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed
capacitors for electromagnetic interference suppression and connection to the supply
mains (IEC 60384-14:2023)
Festkondensatoren zur Verwendung in Geräten der Elektronik - Teil 14:
Rahmenspezifikation - Festkondensatoren zur Unterdrückung elektromagnetischer
Störungen, geeignet für Netzbetrieb (IEC 60384-14:2023)
Condensateurs fixes utilisés dans les équipements électroniques - Partie 14:
Spécification intermédiaire - Condensateurs fixes d'antiparasitage et raccordement à
l'alimentation (IEC 60384-14:2023)
Ta slovenski standard je istoveten z: EN IEC 60384-14:2023
ICS:
31.060.10 Fiksni kondenzatorji Fixed capacitors
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 60384-14
NORME EUROPÉENNE
EUROPÄISCHE NORM March 2023
ICS 31.060.10 Supersedes EN 60384-14:2013;
EN 60384-14:2013/A1:2016;
EN 60384-14:2013/AC:2016-04
English Version
Fixed capacitors for use in electronic equipment - Part 14:
Sectional specification - Fixed capacitors for electromagnetic
interference suppression and connection to the supply mains
(IEC 60384-14:2023)
Condensateurs fixes utilisés dans les équipements Festkondensatoren zur Verwendung in Geräten der
électroniques - Partie 14: Spécification intermédiaire - Elektronik - Teil 14: Rahmenspezifikation -
Condensateurs fixes pour la suppression des interférences Festkondensatoren zur Unterdrückung elektromagnetischer
électromagnétiques et la connexion au réseau Störungen, geeignet für Netzbetrieb
d'alimentation (IEC 60384-14:2023)
(IEC 60384-14:2023)
This European Standard was approved by CENELEC on 2023-03-01. 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 60384-14:2023 E
European foreword
The text of document 40/2985/FDIS, future edition 5 of IEC 60384-14, 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 60384-14:2023.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2023-12-01
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2026-03-01
document have to be withdrawn
This document supersedes EN 60384-14:2013 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.
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 60384-14:2023 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 standard indicated:
IEC 60335-1 NOTE Approved as EN 60335-1
IEC 60384-14-1 NOTE Approved as EN 60384-14-1
IEC 60939-3:2015 NOTE Approved as EN 60939-3:2015 (not modified)
IEC 60940 NOTE Approved as EN 60940
IEC 61140 NOTE Approved as EN 61140
IEC 62368-1:2018 NOTE Approved as EN IEC 62368-1:2020 (not modified) +A11:2020
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.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60060-1 2010 High-voltage test techniques - Part 1: EN 60060-1 2010
General definitions and test requirements
IEC 60063 - Preferred number series for resistors and EN 60063 -
capacitors
IEC 60068-1 2013 Environmental testing - Part 1: General EN 60068-1 2014
and guidance
IEC 60068-2-17 - Basic environmental testing procedures - EN 60068-2-17 -
Part 2-17: Tests - Test Q: Sealing
IEC 60384-1 2021 Fixed capacitors for use in electronic EN IEC 60384-1 2021
equipment - Part 1: Generic specification
IEC 60664-1 - Insulation coordination for equipment EN IEC 60664-1 -
within low-voltage supply systems - Part 1:
Principles, requirements and tests
IEC 60695-11-10 - Fire hazard testing - Part 11-10: Test EN 60695-11-10 -
flames - 50 W horizontal and vertical flame
test methods
IEC 61193-2 2007 Quality assessment systems - Part 2: EN 61193-2 2007
Selection and use of sampling plans for
inspection of electronic components and
packages
IEC 61210 - Connecting devices - Flat quick-connect EN 61210 -
terminations for electrical copper
conductors - Safety requirements
ISO 7000 - Graphical symbols for use on equipment - - -
Registered symbols
CISPR 17 - Methods of measurement of the EN 55017 -
suppression characteristics of passive
EMC filtering devices
IEC 60384-14 ®
Edition 5.0 2023-01
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Fixed capacitors for use in electronic equipment –
Part 14: Sectional specification – Fixed capacitors for electromagnetic
interference suppression and connection to the supply mains
Condensateurs fixes utilisés dans les équipements électroniques –
Partie 14: Spécification intermédiaire – Condensateurs fixes pour la suppression
des interférences électromagnétiques et la connexion au réseau d’alimentation
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 31.060.10 ISBN 978-2-8322-6328-0
– 2 – IEC 60384-14:2023 © IEC 2023
CONTENTS
FOREWORD . 8
1 Scope . 10
2 Normative references . 10
3 Terms and definitions and classification . 11
3.1 Terms and definitions . 11
3.2 Classifications . 16
3.2.1 Classification of X capacitors . 16
3.2.2 Classification of Y capacitors . 16
4 Preferred ratings and characteristics . 17
4.1 Preferred climatic categories . 17
4.2 Preferred values of ratings . 18
4.2.1 Nominal capacitance (C ) . 18
N
4.2.2 Tolerance on nominal capacitance . 18
4.2.3 Selection of rated voltages (U ) . 18
R
4.2.4 Nominal resistance (R ) . 18
N
4.2.5 Rated temperature . 18
4.2.6 Passive flammability . 18
4.3 Requirements for sleeving, tape, tubing and wire insulation . 18
5 Test and measurement procedures, and performance requirements . 19
5.1 General . 19
5.2 Visual examination and check of dimensions . 19
5.2.1 General . 19
5.2.2 Creepage distances and clearances . 19
5.3 Electrical tests . 20
5.3.1 Voltage proof . 20
5.3.2 Capacitance . 22
5.3.3 Tangent of loss angle . 22
5.3.4 Resistance (Equivalent Series Resistance (ESR)) (for RC units only) . 22
5.3.5 Insulation resistance . 23
5.4 Robustness of terminations . 24
5.5 Resistance to soldering heat . 24
5.5.1 General . 24
5.5.2 Test conditions . 24
5.5.3 Final inspection, measurements, and requirements. 25
5.6 Solderability . 25
5.6.1 General . 25
5.6.2 Test conditions . 25
5.6.3 Requirements . 25
5.7 Rapid change of temperature . 25
5.7.1 General . 25
5.7.2 Final inspection . 26
5.8 Vibration . 26
5.8.1 General . 26
5.8.2 Test conditions . 26
5.8.3 Final inspection . 26
5.9 Repetitive shock (bump) . 26
IEC 60384-14:2023 © IEC 2023 – 3 –
5.9.1 General . 26
5.9.2 Test conditions . 26
5.9.3 Final inspection, measurements, and requirements. 26
5.10 Shock . 27
5.10.1 General . 27
5.10.2 Test conditions . 27
5.10.3 Final inspection, measurements, and requirements. 27
5.11 Container sealing . 28
5.11.1 General . 28
5.11.2 Test conditions . 28
5.11.3 Requirements . 28
5.12 Climatic sequence. 28
5.12.1 General . 28
5.12.2 Initial measurements . 28
5.12.3 Dry heat . 28
5.12.4 Damp heat, cyclic, test Db, first cycle . 28
5.12.5 Cold. 28
5.12.6 Damp heat, cyclic, test Db, remaining cycles . 28
5.12.7 Final inspection, measurements, and requirements. 28
5.13 Damp heat, steady state (DHSS) . 29
5.13.1 General . 29
5.13.2 Initial measurements . 29
5.13.3 Test conditions . 29
5.13.4 Final inspection, measurements, and requirements. 30
5.13.5 Sample size summary for humidity tests . 31
5.14 Impulse voltage. 31
5.14.1 General . 31
5.14.2 Initial measurements . 31
5.14.3 Test conditions . 32
5.14.4 Requirements . 32
5.15 Endurance . 33
5.15.1 General . 33
5.15.2 Test conditions . 33
5.15.3 Sampling . 33
5.15.4 Initial measurements . 33
5.15.5 Endurance for Class X capacitors and RC units containing Class X
capacitors . 33
5.15.6 Endurance for Class Y capacitors and RC units containing Class Y
capacitors . 34
5.15.7 Endurance for the lead-through arrangements . 34
5.15.8 Test conditions – Combined voltage/current tests . 35
5.15.9 Final inspection, measurements, and requirements. 35
5.16 Charge and discharge . 35
5.16.1 General . 35
5.16.2 Initial measurements . 35
5.16.3 Test conditions . 36
5.16.4 Final measurements and requirements . 36
5.17 Radiofrequency characteristics . 37
5.18 Passive flammability test . 37
– 4 – IEC 60384-14:2023 © IEC 2023
5.18.1 Testing according to IEC 60384-1 . 37
5.18.2 Alternative passive flammability test . 37
5.19 Active flammability test . 38
5.19.1 Test condition . 38
5.19.2 Adjustment of U . 40
i
5.19.3 Requirements . 40
5.20 Component solvent resistance (if applicable) . 40
5.21 Solvent resistance of the marking . 40
6 Marking . 40
6.1 General . 40
6.2 Information for marking . 40
6.3 Marking of capacitors . 41
6.4 Marking of packaging . 41
6.5 Additional marking . 41
7 Information to be given in a detail specification . 41
7.1 General . 41
7.2 Outline drawing and dimensions . 41
7.3 Mounting . 42
7.4 Ratings and characteristics . 42
7.4.1 General . 42
7.4.2 Nominal capacitance range . 42
7.4.3 Nominal resistance range (if applicable) . 42
7.4.4 Particular characteristics . 42
8 Assessment procedures . 42
8.1 Primary stage of manufacture . 42
8.2 Structurally similar components . 43
8.3 Certified records of released lots . 43
8.4 Approval testing . 43
8.4.1 Safety tests only qualification approval . 43
8.4.2 Qualification approval based on safety and performance testing . 43
8.4.3 Qualification approval based on the fixed sample size procedure. 43
8.5 Quality conformance inspection . 48
8.5.1 General . 48
8.5.2 Formation of inspection lots . 49
8.5.3 Test schedule for safety tests only approval . 50
8.5.4 Delayed delivery . 50
8.5.5 Assessment level . 50
Annex A (normative) Circuit for the impulse voltage test . 52
Annex B (normative) Circuit for the endurance test . 54
Annex C (normative) Circuit for the charge and discharge test . 55
Annex D (normative) Declaration of design (confidential to the manufacturer and the
certification body) . 56
Annex E (informative) Pulse test circuits . 57
E.1 General . 57
E.2 Test circuits . 57
E.3 Charging of the capacitor . 57
E.4 Discharging of the capacitor . 58
E.4.1 Discharging in resistive circuit . 58
IEC 60384-14:2023 © IEC 2023 – 5 –
E.4.2 Discharging in inductive circuit . 58
Annex F (normative) Particular requirements for safety test of surface mount
capacitors . 60
F.1 General . 60
F.2 Test and measurement procedures . 60
Annex G (informative) Capacitance ageing of fixed capacitors of ceramic dielectric,
Class 2 . 63
G.1 Overview. 63
G.2 Law of capacitance ageing . 63
G.3 Capacitance measurements and capacitance tolerance . 64
G.4 Special preconditioning . 64
Annex H (normative) Use of safety approved AC rated capacitors in DC applications . 66
H.1 Overview. 66
H.2 Background. 66
H.3 Additional requirement for use of X- and Y-capacitors in DC applications . 66
H.4 Creepage and clearance distances . 67
Annex I (normative) Humidity robustness grades for applications, where high stability
under high humidity operating conditions is required . 68
I.1 Overview. 68
I.2 Humidity robustness grades . 68
I.2.1 General . 68
I.2.2 Grade (I) robustness under humidity . 68
I.2.3 Grade (II) robustness under high humidity . 68
I.2.4 Grade (III) high robustness under high humidity . 68
I.3 Test description . 69
I.4 Indication of humidity robustness grades . 69
Annex J (normative) Description of creepage/clearance distance measurement for
cased and conformal coated capacitors . 70
J.1 Measurement of creepage distances and clearance – general . 70
J.1.1 General . 70
J.1.2 Capacitor styles . 70
J.1.3 Capacitor body and terminal insulation . 70
J.1.4 Measurement principle. 71
J.2 Measurement . 72
J.2.1 Creepage distance between terminals . 72
J.2.2 Clearance between terminals . 73
J.2.3 Clearance in mounted stage . 73
J.2.4 Conductors between terminals . 75
J.3 Precautions in handling . 75
Annex K (normative) Safety and performance tests qualification approval . 76
K.1 Overview. 76
K.2 Qualification approval . 76
K.3 Quality conformance inspection . 82
K.3.1 General . 82
K.3.2 Groups A and B inspection . 82
K.3.3 Group C inspection . 82
K.3.4 Test schedule for qualification approval . 82
Annex X (informative) Cross-references to the previous edition of this document . 84
Bibliography . 88
– 6 – IEC 60384-14:2023 © IEC 2023
Figure 1 – Two-terminal EMI suppression capacitor . 12
Figure 2 – RC unit. 12
Figure 3 – Lead-through capacitor (coaxial) . 12
Figure 4 – Lead-through capacitors . 13
Figure 5 – By-pass capacitors . 14
Figure 6 – Impulse wave form . 32
Figure 7 – Typical circuit for pulse loading of capacitors under AC voltage . 39
Figure 8 – Fundamental AC wave with randomly, not synchronized, superimposed
high-voltage pulse. 39
Figure 9 – Increased voltage for tests below 2 seconds . 49
Figure A.1 – Impulse voltage test circuit . 52
Figure B.1 – Endurance test circuit . 54
Figure C.1 – Charge and discharge test circuit . 55
Figure E.1 – Resistive pulse test circuit . 57
Figure E.2 – Inductive pulse test circuit. 57
Figure E.3 – Charge waveform for both circuits . 58
Figure E.4 – Discharge waveform for resistive circuit . 58
Figure E.5 – Discharge waveform for inductive circuit . 59
Figure F.1 – Example of test substrate for safety test according to Table F.1 . 62
Figure J.1 – Example of a cased capacitor . 70
Figure J.2 – Example of a conformal coated capacitor . 70
Figure J.3 – Cased and conformal coated types . 71
Figure J.4 – Description . 72
Figure J.5 – Creepage distance – cased style . 72
Figure J.6 – Creepage distance – conformal coated style . 73
Figure J.7 – Clearance between terminals . 73
Figure J.8 – Clearance in mounted stage – cased style . 74
Figure J.9 – Clearance – capacitor body larger than lead pitch . 74
Figure J.10 – Clearance – capacitor body smaller than lead pitch . 74
Table 1 – Classification of Class X capacitors . 16
Table 2 – Classification of Class Y capacitors . 17
Table 3 – Creepage distances and clearances . 20
Table 4 – Voltage proof . 21
Table 5 – Insulation resistance – Safety tests only . 23
Table 6 – Insulation resistance – Safety and performance tests . 24
Table 7 – Resistance to soldering heat – Requirements . 25
Table 8 – Shock test preferred severities . 27
Table 9 – Climatic sequence – Requirements . 29
Table 10 – Damp heat, steady state – Requirements for samples tested without voltage
applied . 30
Table 11 – Damp heat, steady state – Requirements for samples tested with voltage
applied . 31
Table 12 – Sample sizes for humidity tests . 31
IEC 60384-14:2023 © IEC 2023 – 7 –
Table 13 – Endurance – Requirements . 35
Table 14 – Charge and discharge – Requirements . 36
Table 15 – Sampling plan – Tests concerning safety requirements only . 45
Table 16 – Test schedule and sampling plan for lot-by-lot tests . 46
Table 17 – Test schedule for safety tests only . 46
Table 18 – Assessment level . 51
Table A.1 – Values of C , C , R , R , C . 52
X T P S p
Table A.2 – Values and tolerances of C , t , t . 53
X r d
Table F.1 – Test schedule and sampling plan for safety test of surface mount
capacitors . 61
Table H.1 – Additional test conditions . 67
Table I.1 – Requirements . 69
Table K.1 – Sampling plan – Safety and performance tests qualification approval –
Assessment level DZ . 76
Table K.2 – Test schedule and sampling plan for lot-by-lot tests . 78
Table K.3 – Test schedule for safety and performance tests qualification approval
Assessment level DZ . 78
Table K.4 – Assessment level . 83
Table X.1 – Reference to IEC 60384-14 for clause/subclause or annex . 84
Table X.2 – Reference to IEC 60384-14 for figure/table . 87
– 8 – IEC 60384-14:2023 © IEC 2023
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
FIXED CAPACITORS FOR USE IN ELECTRONIC EQUIPMENT –
Part 14: Sectional specification –
Fixed capacitors for electromagnetic interference
suppression and connection to the supply mains
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, Technical Specifications, Technical Reports,
Publicly Available Specifications (PAS) and Guides (hereafter referred to as "IEC Publication(s)"). Their
preparation is entrusted to technical committees; any IEC National Committee interested in the subject dealt with
may participate in this preparatory work. International, governmental and non-governmental organizations liaising
with the IEC also participate in this preparation. IEC collaborates closely with the International Organization for
Standardization (ISO) in accordance with conditions determined by agreement between the two organizations.
2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
consensus of opinion on the relevant subjects since each technical committee has representation from all
interested IEC National Committees.
3) IEC Publications have the form of recommendations for international use and are accepted by IEC National
Committees in that sense. While all reasonable efforts are made to ensure that the technical content of IEC
Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any
misinterpretation by any end user.
4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
transparently to the maximum extent possible in their national and regional publications. Any divergence between
any IEC Publication and the corresponding national or regional publication shall be clearly indicated in the latter.
5) IEC itself does not provide any attestation of conformity. Independent certification bodies provide conformity
assessment services and, in some areas, access to IEC marks of conformity. IEC is not responsible for any
services carried out by independent certification bodies.
6) All users should ensure that they have the latest edition of this publication.
7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and
members of its technical committees and IEC National Committees for any personal injury, property damage or
other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and
expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
Publications.
8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
indispensable for the correct application of this publication.
9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of patent
rights. IEC shall not be held responsible for identifying any or all such patent rights.
IEC 60384-14 has been prepared by IEC technical committee 40: Capacitors and resistors for
electronic equipment. It is an International Standard.
This fifth edition cancels and replaces the fourth edition published in 2013 and
Amendment 1:2016. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous
edition:
a) in damp heat steady state test, all capacitor types are tested both with and without rated
voltage; the number of test pieces has been increased;
b) tangent of loss angle is added In Group 0 tests, in safety tests only;
c) qualification approval based on safety and performance tests has been removed from the
main text to a normative annex;
d) the range of rated voltages is given instead of exact rated voltage values;
IEC 60384-14:2023 © IEC 2023 – 9 –
e) normative annex for description of capacitor styles and of creepage/clearance distance
measurement has been added;
f) the importance of mechanical failures (cracks) in component encapsulation as a safety
feature is highlighted in handling instructions and requirements after all relevant tests.
The text of this International Standard is based on the following documents:
Draft Report on voting
40/2985/FDIS 40/3022/RVD
Full information on the voting for its approval can be found in the report on voting indicated in
the above table.
The language used for the development of this International Standard is English.
A list of all the parts of the IEC 60384 series, published under the general title Fixed capacitors
for use in electronic equipment, can be found on the IEC website.
This document was drafted in accordance with ISO/IEC Directives, Part 2, and develo
...
SIST EN IEC 60384-14:2023は、電子機器に使用される固定コンデンサに関する基準であり、特に電磁干渉抑制と電源への接続に焦点を当てています。この文書は、最大1,000 V AC（RMS）の名目電圧および100 Hzの名目周波数に対応するAC電源または他の供給源に接続されることを意図しているコンデンサおよび抵抗-コンデンサの組み合わせに適用されます。また、DC電源への接続に関する追加の特定条件と要求も含まれており、最大1,500 V DCの定格電圧を超えないことが求められています。 この標準の主な目的は、IEC 60384-1から適切な品質評価手続き、試験、および測定方法を選定し、特定の固定コンデンサの性能要件を定義することです。文書内に規定された試験の厳しさと要件は、同様またはそれ以上の性能レベルを求めており、低い性能レベルは許可されていません。さらに、この書類は、各国の認証試験所によって要求される安全試験のスケジュールも提供しています。 SIST EN IEC 60384-14:2023の重要な技術的変更点には、以下の点が含まれます。湿熱定常状態試験では、すべてのコンデンサタイプが定格電圧の有無にかかわらず試験され、試験片の数が増加しました。また、安全試験のグループ0試験において損失角のタンジェントが追加されました。資格承認に関する記述が本文から規範の附属書に移動され、定格電圧の範囲が正確な定格電圧値の代わりに示されるようになりました。 新たな規範の附属書には、コンデンサスタイルの説明およびクリープ距離/クリアランス距離の測定に関する説明が追加され、コンポーネントの封入における機械的故障（亀裂）が安全機能として非常に重要であることが強調されています。これにより、関連するすべての試験後の取り扱いに関する指示と要件が明確化されました。 この標準は、固定コンデンサの性能と安全性において現代的なニーズに適応し、電子機器分野における信頼性の向上に寄与するものとなっており、業界におけるその重要性は非常に高いと評価されます。
La norme SIST EN IEC 60384-14:2023 traite des condensateurs fixes destinés à être utilisés dans des équipements électroniques, plus spécifiquement ceux utilisés pour la suppression des interférences électromagnétiques et la connexion au réseau électrique. Son champ d'application couvre les condensateurs et les combinaisons résistor-condensateur à connecter à des systèmes AC avec une tension nominale ne dépassant pas 1 000 V AC et une fréquence nominale ne dépassant pas 100 Hz. De plus, la norme inclut des conditions spécifiques pour les connexions aux alimentations DC jusqu'à 1 500 V DC. Parmi ses points forts, cette norme standardise les caractéristiques et les performances attendues des condensateurs, leur attribuant des valeurs de performance de qualité élevées. En s'appuyant sur l'IEC 60384-1, elle garantit que seules des procédures d'évaluation de qualité rigoureuses sont appliquées, ce qui renforce la confiance des utilisateurs et des fabricants dans ce type de produit. Les exigences en matière de tests prescrites sont d'un niveau de performance égal ou supérieur, ce qui exclut tout niveau de performance inférieure, assurant ainsi une approche cohérente et de haute qualité. L'inclusion d'une planification des tests de sécurité pour les stations d'essai nationales respecte les exigences d'approbation dans divers pays, augmentant ainsi la validité de cette norme sur le plan international. De plus, les changements techniques significatifs par rapport à l'édition précédente, tels que les tests de résistance à l'humidité et l'ajout de la tangente de l'angle de perte dans certains tests de sécurité, sont essentiels pour s'assurer que les performances des condensateurs soient conformes aux exigences modernes. Enfin, la prise en compte des défaillances mécaniques et la clarification des instructions de manipulation illustrent bien l’attention portée à la sécurité dans la conception et l’utilisation de ces composants. En somme, la norme SIST EN IEC 60384-14:2023 est non seulement pertinente, mais elle renforce également la sécurité et la fiabilité des condensateurs utilisés dans des environnements électroniques critiques.
The SIST EN IEC 60384-14:2023 standard addresses fixed capacitors used in electronic equipment, specifically focusing on electromagnetic interference suppression and connection to supply mains. Its scope is comprehensive, applying to capacitors and resistor-capacitor combinations designed for AC mains or other supply with nominal voltages of up to 1,000 V AC and frequencies up to 100 Hz. The inclusion of specific conditions for DC supplies rated at 1,500 V DC broadens its applicability, making it highly relevant for diverse electronic applications. One of the primary strengths of this standard is its emphasis on quality assurance by prescribing preferred ratings, characteristics, and appropriate testing and measuring methods derived from IEC 60384-1. This ensures that capacitors meet general performance requirements, promoting reliability and safety in electronic devices. The detailed specifications set forth rigorous criteria, mandating that tests and severities align with or exceed established performance levels, which is critical for maintaining the integrity and safety of electronic components. The standard's schedule of safety tests is particularly valuable, providing national testing stations guidance for approvals based on the regulatory landscape in various countries. Additionally, the overvoltage categories referenced from IEC 60664-1 enable manufacturers to align their products with recognized electrical safety standards. Significant technical updates from previous editions further enhance the standard's relevance. The revised damp heat steady state test, particularly with variations for capacitor types tested both under and without voltage, ensures a robust evaluation of performance under real-life conditions. Furthermore, the addition of the tangent of loss angle in safety tests and the relocation of qualification approval criteria to a normative annex signifies a refinement in the approach to safety and performance. The introduction of a normative annex detailing capacitor styles and measuring creepage and clearance distances addresses important comparative metrics for component design. Highlighting mechanical failures such as encapsulation cracks as a critical safety feature reflects a thorough understanding of the risks associated with capacitor misuse or failure during operation. Overall, SIST EN IEC 60384-14:2023 is a vital standard that strengthens manufacturing practices for fixed capacitors while ensuring compliance with safety and performance benchmarks in electronic equipment. Its comprehensive scope, rigorous assessment criteria, and relevant updates affirm its position as a key document for industry stakeholders seeking quality and safety in capacitor applications.
SIST EN IEC 60384-14:2023 표준은 전자 장비에 사용되는 고정 커패시터에 대한 포괄적인 명세를 제공합니다. 이 표준은 전압이 1,000V AC (RMS) 이하인 AC 전원이나 DC 전원에 연결될 수 있는 커패시터와 저항-커패시터 조합을 포함합니다. 이 문서는 DC 공급에 대한 추가 조건과 요구 사항도 포함하고 있으며, 최대 1,500V DC의 정격 전압을 다룹니다. IEC 60384-14의 주요 목적은 선호하는 정격 및 특성을 규정하고, IEC 60384-1에서 적절한 품질 평가 절차, 시험 및 측정 방법을 선택하며, 이 유형의 커패시터에 대한 일반 성능 요구 사항을 제시하는 것입니다. 이 표준에 명시된 시험의 심각성과 요구 사항은 상세한 명세에 언급된 성능 수준 이상으로 정해져 있으며, 낮은 성능 수준은 금지되어 있습니다. 이 문서는 또한 승인된 시험소에서 사용해야 할 안전 시험 일정도 제공합니다. 커패시터의 오버전압 분류는 IEC 60664-1의 AC 전원 전압과 결합되어 적용됩니다. 이번 개정판은 이전 개정판에 비해 여러 가지 주요 기술적 변화를 포함하고 있습니다. 특히, 지속적인 습기 상태 시험에서는 모든 커패시터 유형이 정격 전압 유무에 따른 시험이 강화되었으며, 시험 샘플 수가 증가했습니다. 또한, 그룹 0 시험에서는 손실 각의 접선(tangent of loss angle)이 안전 시험에서만 추가되었습니다. 커패시터 스타일의 설명과 creepage/clearance 거리 측정에 대한 규범 부록이 추가되었으며, 모든 관련 시험 후의 처리 지침 및 요구 사항에서 구성 요소 캡슐화의 기계적 결함(균열)의 중요성이 강조되었습니다. 이러한 변화들은 시스템의 안전성을 더욱 높이고, 표준의 실용성을 높이며, 전자 장비의 신뢰성을 높이는 데 기여합니다. SIST EN IEC 60384-14:2023 표준은 고정 커패시터의 전자 장비 사용에 있어 필수적인 가이드라인을 제공하고, 품질과 성능에 대한 높은 기준을 유지하는 데 중요한 역할을 합니다.
Die Norm SIST EN IEC 60384-14:2023 legt einen umfassenden Rahmen für die Verwendung von festen Kondensatoren in elektronischen Geräten fest, speziell für Anwendungen zur Unterdrückung elektromagnetischer Störungen und den Anschluss an das Versorgungsnetz. Der Geltungsbereich dieser Norm umfasst Kondensatoren und Widerstand-Kondensator-Kombinationen, die an Wechselstromnetze oder andere Spannungsquellen angeschlossen werden und eine Nennspannung von maximal 1.000 V AC (RMS) sowie eine Nennfrequenz von maximal 100 Hz nicht überschreiten. Darüber hinaus werden spezifische Bedingungen für den Anschluss an Gleichstromversorgungen mit einer Nennspannung von maximal 1.500 V DC einbezogen. Die Stärken dieser Norm liegen in ihrer Fähigkeit, bevorzugte Nennwerte und Eigenschaften für die genannten Komponenten klar zu definieren. Außerdem werden aus der Norm IEC 60384-1 geeignete Verfahren zur Qualitätsbewertung, Prüfungen und Messmethoden ausgewählt, um allgemeine Leistungsanforderungen festzulegen. Ein weiterer positiver Aspekt der Norm ist, dass sie ein Prüfprogramm für Sicherheitsprüfungen bereitstellt, das von nationalen Prüfstellen genutzt werden kann, in Ländern, wo eine solche Genehmigung erforderlich ist. Besonders relevant ist die Tatsache, dass die Norm aktualisierte technische Änderungen im Vergleich zur vorherigen Ausgabe enthält. Dazu gehört die Durchführung von Dauertests unter feuchten Bedingungen für alle Kondensatortypen, die nun sowohl unter Nennspannung als auch ohne getestet werden, sowie die Erhöhung der Anzahl der Teststücke. Die Hinzufügung des Tangens des Verlustwinkels in den Tests der Gruppe 0 und Änderungen hinsichtlich der Qualifikationsgenehmigung basierend auf Sicherheits- und Leistungstests unterstreichen die Relevanz und die Anpassungsfähigkeit der Norm an aktuelle technischen Anforderungen. Zusätzlich wird in der neuen Ausgabe eine normative Anlage bereitgestellt, die die Beschreibung von Kondensatorstilen sowie Anforderungen zur Messung von Kriech- und Luftabständen behandelt. Die Norm hebt auch die Bedeutung mechanischer Fehler, wie Risse in der Komponentenverpackung, als Sicherheitsmerkmal in den Handhabungsanweisungen hervor, was auf ein gestiegenes Sicherheitsbewusstsein hinweist. Insgesamt bietet die SIST EN IEC 60384-14:2023 einen klaren, umfassenden und relevanten Leitfaden für Hersteller und Anwender von festen Kondensatoren, fördert die Sicherheit und Qualität in der Herstellung und Nutzung dieser Komponenten und passt sich den modernen Anforderungen der Industrie an.
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.
Loading comments...