I.S. EN IEC 60071-2:2018

Superseded

View Superseded by

INSULATION CO-ORDINATION - PART 2: APPLICATION GUIDELINES

Available format(s)

Hardcopy , PDF

Superseded date

07-02-2023

Language(s)

English

Published date

06-17-2018

Publisher

National Standards Authority of Ireland

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.

National Foreword
FOREWORD
1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and symbols
4 Representative voltage stresses in service
5 Co-ordination withstand voltage
6 Required withstand voltage
7 Standard withstand voltage and testing procedures
8 Special considerations for overhead lines
9 Special considerations for substations
Annex A (informative) - Determination of temporary
        overvoltages due to earth faults
Annex B (informative) - Weibull probability distributions
Annex C (informative) - Determination of the representative
        slow-front overvoltage due to line energization and
        re-energization
Annex D (informative) - Transferred overvoltages in transformers
Annex E (informative) - Lightning overvoltages
Annex D (informative) - Transferred overvoltages in transformers
Annex E (informative) - Lightning overvoltages
Annex H (informative) - Atmospheric correction - Altitude correction
Annex I (informative) - Evaluation method of non-standard lightning
        overvoltage shape for representative voltages and overvoltages
Annex J (informative) - Insulation co-ordination for very-fast-front
        overvoltages in UHV substations
Bibliography
Annex ZA (normative) Normative references to
         international publications with their corresponding
         European publications

Covers application guidelines and deals with the selection of insulation levels of equipment or installations for three-phase electrical systems.

DevelopmentNote	Supersedes I.S. EN 60071-2. For CENELEC adoptions of IEC publication, please check www.iec.ch to be sure that you have any corrigenda that may apply. (06/2018)
DocumentType	Standard
ISBN	978-2-8322-5405-9
Pages	330
ProductNote	The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document. THIS STANDARD ALSO REFERS TO CIGRE WG 33.02, CIGRE W.G. 13-02, CIGRE WG 33-07, CIGRE WG 33.03, CIGRE WG 33.06, CIGRE WG 33.01, CIGRE TF 33-03.03
PublisherName	National Standards Authority of Ireland
Status	Superseded
SupersededBy	I.S. EN IEC 60071-2:2023

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