High-voltage fuses for the external protection of shunt capacitors

IEC 60549:2013 applies to external fuses used with high-voltage capacitors according to IEC 60871-1, Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 1: General. IEC 60871-1 is applicable to both capacitor units and capacitor banks intended to be used, particularly, for power-factor correction of a.c. power systems, and also to capacitors intended for use in power filter circuits. Fuses according to IEC 60549:2013 are intended to clear either faults inside a capacitor unit to permit continued operation of the remaining parts of the bank in which the unit is connected (unit fuses) or faults on the whole capacitor bank to isolate the bank from the system (line fuses). This second edition cancels and replaces the first edition published in 1976. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - alignment of the document with current IEC document structure requirements; - clarification of certain test requirements. Keywords: external fuses used with high-voltage capacitors, shunt capacitors for a.c.power system

Hochspannungssicherungen für den externen Schutz von Parallelkondensatoren

Coupe-circuit à fusibles haute tension destinés à la protection externe des condensateurs shunt

La CEI 60549:2013 s'applique aux fusibles externes utilisés avec des condensateurs à haute tension, selon la CEI 60871-1: Condensateurs shunt pour réseaux à courant alternatif de tension assignée supérieure à 1 000 V - Partie 1: Généralités. La CEI 60871-1 s'applique autant aux unités qu'aux batteries de condensateurs destinées notamment à être utilisées pour la correction du facteur de puissance de réseaux à courant alternatif, ainsi qu'aux condensateurs utilisés dans les circuits de filtres de puissance. Les fusibles répondant à la CEI 60549:2013 sont destinés à éliminer les défauts concernant une unité, afin de permettre aux autres parties de la batterie connectées à cette unité de continuer à fonctionner (fusibles d'unité), ou les défauts concernant une batterie dans son ensemble afin de l'isoler du réseau (fusibles de ligne). Cette deuxième édition annule et remplace la première édition parue en 1976. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques significatives suivantes par rapport à l'édition précédente: - alignement du présent document avec les exigences actuelles relatives à la structure des documents CEI; - clarification de certaines exigences d'essai. Mots clés: fusibles externes utilisés avec des condensateurs à haute tension, Condensateurs shunt pour réseaux à courant alternatif de tension

Visokonapetostne varovalke za zunanjo zaščito vzporednih kondenzatorjev (IEC 60549:2013)

Ta del standarda IEC 60127 zajema zahteve za miniaturne taljive vložke za posebno uporabo. Ne uporablja se za varovalke, ki so v celoti vključene v nadaljnjih delih standarda IEC 60269-1. Ne velja za miniaturne taljive vložke za aparate, namenjene uporabi pod posebnimi pogoji, npr. v korozivni ali eksplozivni atmosferi. Ta standard se poleg tega uporablja za zahteve iz standarda IEC 60127-1. Ta standard se uporablja za taljive vložke z nazivno napetostjo, ki ne presega 1000 V, nazivnim tokom, ki ne presega 20 A, in nazivno izklopno zmogljivostjo, ki ne presega 50 kA. Miniaturnih taljivih vložkov za posebno uporabo ne sme zamenjevati končni uporabnik električnega/elektronskega aparata. Namen tega standarda je vzpostaviti enotne preskusne metode za miniaturne taljive vložke za posebno uporabo, tako da se omogoči preverjanje vrednosti (na primer čas taljenja in vrednosti zmogljivosti prekinitve), ki jih določi proizvajalec.

General Information

Status
Published
Publication Date
13-Jun-2013
Withdrawal Date
27-May-2016
Drafting Committee
Current Stage
6060 - Document made available - Publishing
Start Date
14-Jun-2013
Completion Date
14-Jun-2013

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SLOVENSKI STANDARD
01-september-2013
9LVRNRQDSHWRVWQHYDURYDONH]D]XQDQMR]DãþLWRY]SRUHGQLKNRQGHQ]DWRUMHY ,(&

High-voltage fuses for the external protection of shunt capacitors (IEC 60549:2013)
Hochspannungssicherungen für den externen Schutz von Parallelkondensatoren (IEC
60549:2013)
Coupe-circuit à fusibles haute tension destinés à la protection externe des
condensateurs des condensateurs shunt (CEI 60549:2013)
Ta slovenski standard je istoveten z: EN 60549:2013
ICS:
29.120.50 9DURYDONHLQGUXJD Fuses and other overcurrent
PHGWRNRYQD]DãþLWD protection devices
31.060.01 Kondenzatorji na splošno Capacitors in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 60549
NORME EUROPÉENNE
June 2013
EUROPÄISCHE NORM
ICS 29.120.50
English version
High-voltage fuses for the external protection of shunt capacitors
(IEC 60549:2013)
Coupe-circuit à fusibles haute tension Hochspannungssicherungen für den
destinés à la protection externe des externen Schutz von
condensateurs shunt Parallelkondensatoren
(CEI 60549:2013) (IEC 60549:2013)

This European Standard was approved by CENELEC on 2013-05-28. 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, Former Yugoslav Republic of Macedonia, France, Germany,
Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland,
Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

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

Management Centre: Avenue Marnix 17, B - 1000 Brussels

© 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60549:2013 E
Foreword
The text of document 32A/294/CDV, future edition 2 of IEC 60549, prepared by SC 32A, "High voltage
fuses", of IEC/TC 32, "Fuses" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN 60549:2013.
The following dates are fixed:
• latest date by which the document has (dop) 2014-02-28
to be implemented at national level by
publication of an identical national
standard or by endorsement
(dow) 2016-05-28
• latest date by which the national
standards conflicting with the

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 [and/or CEN] shall not be held responsible for identifying any or all such patent
rights.
Endorsement notice
The text of the International Standard IEC 60549:2013 was approved by CENELEC as a European
Standard without any modification.

- 3 - EN 60549:2013
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. 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 60282-1 2009 High-voltage fuses - EN 60282-1 2009
Part 1: Current-limiting fuses

IEC 60282-2 - High-voltage fuses - - -
Part 2: Expulsion fuses
IEC 60871-1 - Shunt capacitors for a.c. power systems EN 60871-1 -
having a rated voltage above 1 000 V -
Part 1: General
IEC 60549 ®
Edition 2.0 2013-04
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
High-voltage fuses for the external protection of shunt capacitors

Coupe-circuit à fusibles haute tension destinés à la protection externe des

condensateurs shunt
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
CODE PRIX P
ICS 29.120.50 ISBN 978-2-83220-743-7

– 2 – 60549 © IEC:2013
CONTENTS
FOREWORD . 3
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Performance requirements . 7
4.1 General . 7
4.2 Breaking requirements . 7
4.2.1 Rated maximum capacitive breaking current . 7
4.2.2 Rated capacitor discharge energy. 7
5 Type tests . 8
5.1 General . 8
5.2 Test practices . 8
5.3 Power frequency inductive current tests . 8
5.4 Capacitive breaking current tests . 9
5.4.1 Description of tests to be made . 9
5.4.2 Test circuits . 9
5.4.3 Arrangement of the equipment . 10
5.4.4 Test procedure . 11
5.4.5 Parameters to be used for tests . 12
5.4.6 Test I for fuse-links that exhibit take-over current(s) . 12
t
5.5 Capacitor Discharge breaking tests . 13
5.5.1 General . 13
5.5.2 Test circuit. 13
5.5.3 Test procedure . 14
5.6 Standard conditions of behaviour with respect to breaking tests . 14
6 Information to be given to the user . 14
7 Application information . 14
7.1 Operating voltages . 14
7.2 Rated voltage . 15
7.3 Rated current . 15
Bibliography . 16

Figure 1 – Test circuit for test duty A . 11
Figure 2 – Test circuit for test duty B . 11

Table 1 – Type tests required . 8
Table 2 – Capacitive current breaking tests . 12

60549 © IEC:2013 – 3 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
HIGH-VOLTAGE FUSES FOR THE EXTERNAL
PROTECTION OF SHUNT CAPACITORS

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
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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.
International Standard IEC 60549 has been prepared by subcommittee 32A: High voltage
fuses, of IEC technical committee 32: Fuses.
This second edition cancels and replaces the first edition published in 1976. This edition
constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous
edition:
a) alignment of the document with current IEC document structure requirements;
b) clarification of certain test requirements.

– 4 – 60549 © IEC:2013
The text of this standard is based on the following documents:
CDV Report on voting
32A/294/CDV 32A/298/RVC
Full information on the voting for the approval of this standard can be found in the report on
voting indicated in the above table.
This publication has been drafted in accordance with the ISO/IEC Directives, Part 2.
The committee has decided that the contents of this publication will remain unchanged until
the stability date indicated on the IEC web site under "http://webstore.iec.ch" in the data
related to the specific publication. At this date, the publicatio
...

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