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I.S. EN 61251:2016

Current
Current

The latest, up-to-date edition.

ELECTRICAL INSULATING MATERIALS AND SYSTEMS - A.C. VOLTAGE ENDURANCE EVALUATION
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2016

Preview

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
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Voltage endurance
5 Test methods
6 Evaluation of voltage endurance
Annex A (informative) - The Weibull distribution
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

Defines many of the factors involved in voltage endurance tests on electrical insulating materials and systems.

DevelopmentNote
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
56
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
EN 61251:2016 Identical

IEC 60243-1:2013 Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies
IEC 61649:2008 Weibull analysis
IEC 60343:1991 Recommended test methods for determining the relative resistance of insulating materials to breakdown by surface discharges
IEC 60243-3:2013 Electric strength of insulating materials - Test methods - Part 3: Additional requirements for 1,2/50 µs impulse tests
IEC 60243-2:2013 Electric strength of insulating materials - Test methods - Part 2: Additional requirements for tests using direct voltage
IEC 62539:2007 Guide for the statistical analysis of electrical insulation breakdown data

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