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I.S. EN 62271-203:2012

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Current

The latest, up-to-date edition.

HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 203: GAS-INSULATED METAL-ENCLOSED SWITCHGEAR FOR RATED VOLTAGES ABOVE 52 KV (IEC 62271-203:2011 (EQV))
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2012

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For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

FOREWORD
1 General
2 Normal and special service conditions
3 Terms and definitions
4 Ratings
5 Design and construction
6 Type tests
7 Routine tests
8 Guide to the selection of switchgear and
   controlgear
9 Information to be given with enquiries,
   tenders and orders
10 Transport, storage, installation, operation
   and maintenance
11 Safety
12 Influence of the product on the environment
Annex A (normative) - Test procedure for dielectric
        test on three-phase encapsulated GIS, range II
Annex B (normative) - Methods for testing gas-insulated
        metal-enclosed switchgear under conditions of
        arcing due to an internal fault
Annex C (informative) - Technical and practical
        considerations of site testing
Annex D (informative) - Calculation of pressure rise
        due to an internal fault
Annex E (informative) - Information to be given with
        enquiries, tenders and orders
Annex F (informative) - Service continuity
Annex G (informative) - Insulation levels for GIS with
        rated voltages higher than 800 kV
Annex H (informative) - List of notes concerning
        certain countries
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications
Annex ZB (informative) - A-deviations

Describes requirements for gas-insulated metal-enclosed switchgear in which the insulation is obtained, at least partly, by an insulating gas other than air at atmospheric pressure, for alternating current of rated voltages above 52 kV, for indoor and outdoor installation, and for service frequencies up to and including 60 Hz.

DevelopmentNote
Supersedes I.S. EN 60517 (04/2004) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
Pages
85
PublisherName
National Standards Authority of Ireland
Status
Current
SupersededBy
Supersedes

Standards Relationship
EN 62271-203:2012 Identical
BS EN 62271-203:2012 Identical
NBN EN 62271-203 : 2012 Identical
DIN EN 62271-203 : 2012 Identical
NF EN 62271-203 : 2012 Identical
UNE-EN 62271-203:2013 Identical

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IEC TS 60815-2:2008 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 2: Ceramic and glass insulators for a.c. systems
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IEC 60068-2-11:1981 Basic environmental testing procedures - Part 2-11: Tests - Test Ka: Salt mist
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IEC 62271-209:2007 High-voltage switchgear and controlgear - Part 209: Cable connections for gas-insulated metal-enclosed switchgear for rated voltages above 52 kV - Fluid-filled and extruded insulation cables - Fluid-filled and dry-type cable-terminations
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IEC 60376:2005 Specification of technical grade sulfur hexafluoride (SF<sub>6</sub>) for use in electrical equipment
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IEC 62271-102:2001+AMD1:2011+AMD2:2013 CSV High-voltage switchgear and controlgear - Part 102: Alternatingcurrent disconnectors and earthing switches
ISO 3231:1993 Paints and varnishes — Determination of resistance to humid atmospheres containing sulfur dioxide
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