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I.S. EN 61181:2007

I.S. EN 61181:2007

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MINERAL OIL-FILLED ELECTRICAL EQUIPMENT - APPLICATION OF DISSOLVED GAS ANALYSIS (DGA) TO FACTORY TESTS ON ELECTRICAL EQUIPMENT (IEC 61181:2007 (EQV))

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2007

Publisher

National Standards Authority of Ireland

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.

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 General caution, health, safety and
  environmental protection
4 Oil sampling
5 Factors affecting gassing rate during
  thermal tests
6 Dissolved gas extraction and analysis
7 Report
Annex A (informative) - Gas formation rates
        during thermal tests on power
        transformers
Annex B (informative) - Gas formation rates
        during chopped-lightning impulse
        tests on instrument transformers [6]
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications
Annex ZB (normative) - Special national conditions

Describes oil-sampling procedures, analysis requirements and procedures, and recommends sensitivity, repeatability and accuracy criteria for the application of dissolved gas analysis (DGA) to factory testing of new power transformers, reactors and instrument transformers filled with mineral insulating oil when DGA testing has been specified.

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
24
PublisherName
National Standards Authority of Ireland
Status
Current

IEC 60599:2015 Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis
IEC 60475:2011 Method of sampling insulating liquids
IEC 60567:2011 Oil-filled electrical equipment - Sampling of gases and analysis of free and dissolved gases - Guidance
IEEE C57.12.90-2010 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
IEC 60076:1967 Power transformers
EN 60567:2011 OIL-FILLED ELECTRICAL EQUIPMENT - SAMPLING OF GASES AND ANALYSIS OF FREE AND DISSOLVED GASES - GUIDANCE (IEC 60567:2011)
EN 60475 : 2011 Method of sampling insulating liquids

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Hardcopy - English
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