SLOVENSKI SIST EN 61643-21:2002 STANDARD prva izdaja

SIST EN 61643-21:2002SLOVENSKI

november 2002prva izdajaSTANDARD

Nizkonapetostne naprave za zaščito pred prenapetostnimi udari - 21. del: Naprave priključene na telekomunikacijska in signalna omrežja- Zahtevane lastnosti in preskusne metode (IEC 61643-21:2000 + popravek mar. 2001)

Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

© Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega dokumenta ni dovoljeno

Referenčna številkaSIST EN 61643-21:2002(en)

ICS 29.120.50; 29.240.10

iTeh STANDARD PREVIEW(standards.iteh.ai)

SIST EN 61643-21:2002https://standards.iteh.ai/catalog/standards/sist/ca7dfd19-615e-4053-9c0c-

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45dfeef28457/sist-en-61643-21-2002

EUROPEAN STANDARD EN 61643-21NORME EUROPÉENNE

EUROPÄISCHE NORM July 2001

CENELECEuropean Committee for Electrotechnical Standardization

Comité Européen de Normalisation ElectrotechniqueEuropäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2001 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.

Ref. No. EN 61643-21:2001 E

ICS 29.240; 29.240.10

English version

Low voltage surge protective devicesPart 21: Surge protective devices connected totelecommunications and signalling networks -

Performance requirements and testing methods(IEC 61643-21:2000 + corrigendum 2001)

Parafoudres basse-tensionPartie 21: Parafoudres connectésaux réseaux de signaux et detélécommunications -Prescriptions de fonctionnement etméthodes d'essais(CEI 61643-21:2000 + corrigendum 2001)

Überspannungsschutzgeräte fürNiederspannungTeil 21: Überspannungsschutzgeräte fürden Einsatz in Telekommunikations- undsignalverarbeitenden Netzwerken -Leistungsanforderungen undPrüfverfahren(IEC 61643-21:2000 + Corrigendum 2001)

This European Standard was approved by CENELEC on 2000-11-01. CENELEC members are bound tocomply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained onapplication to the Central Secretariat or to any CENELEC member.

This European Standard exists in three official versions (English, French, German). A version in any otherlanguage made by translation under the responsibility of a CENELEC member into its own language andnotified to the Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic,Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway,Portugal, Spain, Sweden, Switzerland and United Kingdom.



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EN 61643-21:2001 - 2 -

Foreword

The text of document 37A/101/FDIS, future edition 1 of IEC 61643-21, prepared by SC 37A,Low-voltage surge protective devices, of IEC TC 37, Surge arresters, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61643-21 on 2000-11-01.

The following dates were fixed:

� latest date by which the EN has to be implementedat national level by publication of an identicalnational standard or by endorsement (dop) 2002-02-01

� latest date by which the national standards conflictingwith the EN have to be withdrawn (dow) 2003-11-01

Annexes designated "normative" are part of the body of the standard.Annexes designated "informative" are given for information only.In this standard, annexes C and ZA are normative and annexes A and B are informative.Annex ZA has been added by CENELEC.

__________

Endorsement notice

The text of the International Standard IEC 61643-21:2000 + corrigendum March 2001 was approved byCENELEC as a European Standard without any modification.

__________



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Annex ZA(normative)

Normative references to international publicationswith their corresponding European publications

This European Standard incorporates by dated or undated reference, provisions from otherpublications. These normative references are cited at the appropriate places in the text and thepublications are listed hereafter. For dated references, subsequent amendments to or revisions of anyof these publications apply to this European Standard only when incorporated in it by amendment orrevision. For undated references the latest edition of the publication referred to applies (includingamendments).

NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevantEN/HD applies.

Publication Year Title EN/HD Year

IEC 60050-702 1992 International electrotechnical vocabularyChapter 702: Oscillations, signals andrelated devices

- -

IEC 60050-726 1982 Chapter 726: Transmission lines andwaveguides

- -

IEC 60060-1+ corr. March

19891990

High-voltage test techniquesPart 1: General definitions and testrequirements

HD 588.1 S1 1991

IEC 60068-2-30 1980 Environmental testingPart 2: Tests - Test Db and guidance:Damp heat, cyclic (12 + 12 hour cycle)

EN 60068-2-301) 1999

IEC 60529 1989 Degrees of protection provided byenclosures (IP Code)

EN 60529+ corr. May

19911993

IEC 60695-2-1/1 1994 Fire hazard testingPart 2: Test methodsSection 1/sheet 1: Glow-wire end-product test and guidance

EN 60695-2-1/12) 1996

IEC 60950 (mod)+ corr. January

19992000

Safety of information technologyequipment

EN 60950 2000

IEC 60999-1 1999 Connecting devices - Electrical copperconductors - Safety requirements forscrew-type and screwless-type clampingunitsPart 1: General requirements andparticular requirements for clampingunits for conductors from 0,2 mm² up to35 mm² (included)

EN 60999-1 2000

1) EN 60068-2-30 includes A1:1985 to IEC 60068-2-30.

2) EN 60695-2-1/1 is superseded by EN 60695-2-11:2001, which is based on IEC 60695-2-11:2000.



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EN 61643-21:2001 - 4 -

Publication Year Title EN/HD Year

IEC 61000-4-5 1995 Electromagnetic compatibility (EMC)Part 4-5: Testing and measurementtechniques - Surge immunity test

EN 61000-4-5 1995

IEC 61083-1(mod)

1991 Digital recorders for measurements inhigh-voltage impulse testsPart 1: Requirements for digitalrecorders

EN 61083-1 1993

IEC 61180-1 1992 High-voltage test techniques for low-voltage equipmentPart 1: Definitions, test and procedurerequirements

EN 61180-1 1994

IEC 61643-1 1998 Surge protective devices connected tolow-voltage power systemsPart 1: Requirements and tests

- -

ITU-TRecommendationK.17

1988 Tests on power-fed repeaters usingsolid-state devices in order to check thearrangements for protection fromexternal interference

- -

ITU-TRecommendationK.30

1993 Positive temperature coefficient (PTC)thermistors

- -iTeh STANDARD PREVIEW(standards.iteh.ai)


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SLOVENSKI SIST EN 61643-21:2002 STANDARD prva izdaja

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