Low-voltage fuses - Part 4: Supplementary requirements for fuse-links for the protection of semiconductor devices

IEC 60269-4:2009 is to be used in conjunction with IEC 60269-1. This Part 4 supplements or modifies the corresonding clauses or subclauses of Part 1. Fuse-links for the protection of semiconductor devices shall comply with aIl requirements of IEC 60269-1, if not otherwise indicated hereinafter, and shall also comply with the supplementary requirements laid down below. This fifth edition cancels and replaces the fourth edition published in 2006. It constitutes a technical revision. The significant technical changes to the fourth edition are: - the introduction of voltage source inverter fuse-links, including test requirements; - coverage of the tests on operating characteristics for a.c. by the breaking capacity tests; - the updating of examples of standardised fuse-links for the protection of semiconductor devices.

Niederspannungssicherungen - Teil 4: Zusätzliche Anforderungen an Sicherungseinsätze zum Schutz von Halbleiter-Bauelementen

Fusibles basse tension - Partie 4: Exigences supplémentaires concernant les éléments de remplacement utilisés pour la protection des dispositifs à semiconducteurs

La CEI 60269-4:2009 doit être utilisée conjointement avec la quatrième édition de la CEI 60269-1. Cette Partie 4 complète ou modifie les articles ou paragraphes correspondant de la Partie 1. Sauf indication contraire dans le texte qui suit, les éléments de remplacement utilisés pour la protection des dispositifs à semiconducteurs doivent répondre à l'ensemble des exigences énoncées dans la CEI 60269-1 ainsi qu'aux exigences supplémentaires fixées ci-après. Cette cinquième édition annule et remplace la quatrième édition, parue en 2006. Elle constitue une révision technique. Les modifications techniques significatives par rapport à la quatrième édition sont: - l'introduction des éléments de remplacement pour onduleur à source de tension, y compris les exigences d'essai; - les essais sur les caractéristiques de fonctionnement en courant alternatif, maintenant couverts par les essais de pouvoir de coupure; - la mise à jour des exemples d'éléments de remplacement normalisés pour la protection des dispositifs à semiconducteurs.

Nizkonapetostne varovalke - 4. del: Dodatne zahteve za taljive vložke za zaščito polprevodniških naprav (IEC 60269-4:2009)

Te dodatne zahteve veljajo za taljive vložke za uporabo v opremi, ki vsebuje polprevodniške naprave za tokokroge nazivnih napetosti do 1000 V izmenične ali 1500 V enosmerne ter tudi za tokokroge višjih nazivnih napetosti, kolikor so te ustrezne.

General Information

Status
Published
Publication Date
24-Nov-2009
Withdrawal Date
31-Aug-2012
Technical Committee
Drafting Committee
Parallel Committee
Current Stage
6060 - Document made available - Publishing
Start Date
25-Nov-2009
Completion Date
25-Nov-2009

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SLOVENSKI STANDARD
01-januar-2010
1DGRPHãþD
SIST EN 60269-4:2007
1L]NRQDSHWRVWQHYDURYDONHGHO'RGDWQH]DKWHYH]DWDOMLYHYORåNH]D]DãþLWR
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Low-voltage fuses - Part 4: Supplementary requirements for fuse-links for the protection
of semiconductor devices (IEC 60269-4:2009)
Niederspannungssicherungen - Teil 4: Zusätzliche Anforderungen an
Sicherungseinsätze zum Schutz von Halbleiter-Bauelementen (IEC 60269-4:2009)
Fusibles basse tension - Partie 4: Exigences supplémentaires concernant les éléments
de remplacement utilisés pour la protection des dispositifs à semiconducteurs (CEI
60269-4:2009)
Ta slovenski standard je istoveten z: EN 60269-4:2009
ICS:
29.120.50 9DURYDONHLQGUXJD Fuses and other overcurrent
PHGWRNRYQD]DãþLWD protection devices
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 60269-4
NORME EUROPÉENNE
November 2009
EUROPÄISCHE NORM
ICS 29.120.50 Supersedes EN 60269-4:2007

English version
Low-voltage fuses -
Part 4: Supplementary requirements for fuse-links
for the protection of semiconductor devices
(IEC 60269-4:2009)
Fusibles basse tension -  Niederspannungssicherungen -
Partie 4: Exigences supplémentaires Teil 4: Zusätzliche Anforderungen
concernant les éléments de remplacement an Sicherungseinsätze zum Schutz
utilisés pour la protection des dispositifs von Halbleiter-Bauelementen
à semiconducteurs (IEC 60269-4:2009)
(CEI 60269-4:2009)
This European Standard was approved by CENELEC on 2009-09-01. 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 Central Secretariat 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 Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the
Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: Avenue Marnix 17, B - 1000 Brussels

© 2009 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60269-4:2009 E
Foreword
The text of document 32B/535/FDIS, future edition 5 of IEC 60269-4, prepared by SC 32B, Low-voltage
fuses, of IEC TC 32, Fuses, was submitted to the IEC-CENELEC parallel vote and was approved by
CENELEC as EN 60269-4 on 2009-09-01.
This European Standard supersedes EN 60269-4:2007.
The significant technical changes to EN 60269-4:2007 are:
– the introduction of voltage source inverter fuse-links, including test requirements;
– coverage of the tests on operating characteristics for a.c. by the breaking capacity tests;
– the updating of examples of standardised fuse-links for the protection of semiconductor devices.
This standard is to be used in conjunction with EN 60269-1:2007, Low-voltage fuses – Part 1: General
requirements.
This Part 4 supplements or modifies the corresponding clauses or subclauses of Part 1.
Where no change is necessary, this Part 4 indicates that the relevant clause or subclause applies.
Tables and figures which are additional to those in Part 1 are numbered starting from 101.
Additional annexes are lettered AA, BB, etc.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
(dop) 2010-06-01
national standard or by endorsement
– latest date by which the national standards conflicting
(dow) 2012-09-01
with the EN have to be withdrawn
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the International Standard IEC 60269-4:2009 was approved by CENELEC as a European
Standard without any modification.
__________
- 3 - EN 60269-4:2009
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the application 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  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.
Publication Year Title EN/HD Year

IEC 60269-1 2006 Low-voltage fuses - EN 60269-1 2007
Part 1: General requirements
IEC 60269-2 (mod) 2006 Low-voltage fuses - HD 60269-2 2007
Part 2: Supplementary requirements for fuses
for use by authorized persons (fuses mainly
for industrial application) - Examples of
standardized systems of fuses A to I

IEC 60269-3 (mod) 2006 Low-voltage fuses - HD 60269-3 2007
Part 3: Supplementary requirements for fuses
for use by unskilled persons (fuses mainly for
household or similar applications) - Examples
of standardized systems of fuses A to F

IEC 60417 Data- Graphical symbols for use on equipment - -
base
1)
ISO 3 - Preferred numbers - Series of preferred - -
numbers
1)
Undated reference.
IEC 60269-4 ®
Edition 5.0 2009-05
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Low-voltage fuses –
Part 4: Supplementary requirements for fuse-links for the protection of
semiconductor devices
Fusibles basse tension –
Partie 4: Exigences supplémentaires concernant les éléments de remplacement
utilisés pour la protection des dispositifs à semiconducteurs

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
XA
CODE PRIX
ICS 29.120.50 ISBN 2-8318-1041-8
– 2 – 60269-4 © IEC:2009
CONTENTS
FOREWORD.4
1 General .6
1.1 Scope and object.6
1.2 Normative references .7
2 Terms and definitions .7
3 Conditions for operation in service.8
4 Classification.9
5 Characteristics of fuses .9
6 Markings .14
7 Standard conditions for construction.14
8 Tests .15
Annex AA (informative) Guidance for the coordination of fuse-links with
semiconductor devices .28
Annex BB (normative) Survey on information to be supplied by the manufacturer in
his literature (catalogue) for a fuse designed for the protection of semiconductor
devices .34
Annex CC (normative) Examples of standardized fuse-links for the protection of
semiconductor devices .35
Bibliography.52

Figure 101 – Conventional overload curve (example) (X and Y are points of verified
overload capability).24
Figure 102 – Example of a conventional test arrangement for bolted fuse-links.25
Figure 103 – Example of a conventional test arrangement for blade contact fuse-links .27
Figure CC.1 – Single body fuse-links .36
Figure CC.2 – Double body fuse-links .37
Figure CC.3 – Twin body fuse-links.38
Figure CC.4 – Striker fuse-links .38
Figure CC.5 – Fuse-links with bolted connections, type B, body sizes 000 and 00 .40
Figure CC.6 – Fuse-links with bolted connections, type B, body sizes 0, 1, 2 and 3 .41
Figure CC.7 – Bolted fuse-links, type C .43
Figure CC.8 – Flush end fuse-links, type A .45
Figure CC.9 – Flush end fuse-links, type B .47
Figure CC.10 – Fuse-links with cylindrical contact caps, type A .48
Figure CC.11 – Fuse-links with cylindrical contact caps, type B .50
Figure CC.12 – Fuse-links with cylindrical contact caps with striker, type B (additional
dimensions for all sizes except 10 × 38).51

60269-4 © IEC:2009 – 3 –
Table 101 – Conventional times and currents for “gR” and “gS” fuse-links .11
Table 102 – List of complete tests.16
Table 103 – Survey of tests on fuse-links of the smallest rated current of a
homogeneous series.16
Table 104 – Values for breaking-capacity tests on a.c. fuses .21
Table 105 – Values for breaking-capacity tests on d.c. fuses .22
Table 106 – Values for breaking-capacity tests on VSI fuse-links.23
Table CC.1 – Conventional time and current for "gR" and "gS" fuse-links.39
Table CC.2 – Conventional time and current for "gR" and "gS" fuse-links.44
Table CC.3 – Preferred rated voltages and rated currents.49
Table CC.4 – Conventional time and current for "gR" and "gS" fuse-links.49

– 4 – 60269-4 © IEC:2009
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
LOW-VOLTAGE FUSES –
Part 4: Supplementary requirements for fuse-links
for the protection of semiconductor devices

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 ext
...

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