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INSULATING LIQUIDS - DETERMINATION OF THE DIELECTRIC DISSIPATION FACTOR BY MEASUREMENT OF THE CONDUCTANCE AND CAPACITANCE - TEST METHOD

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1999

Publisher

National Standards Authority of Ireland

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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.

INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Principle of operation
5 Apparatus
6 Sampling
7 Labelling
8 Procedure
9 Expression of results
10 Test report
11 Precision
Annex A (normative) Exhaustive cleaning procedure for the
test cells
Annex B (normative) Simplified cleaning procedure for test cells
devoted to only one type of liquid
Annex C (informative) General considerations on the factors
influencing the conduction of liquids
Annex D (informative) Bibliography
Annex ZA Normative references to international publications with
their corresponding European publications

Covers a procedure for the simultaneous measurement of conductance G and capacitance C, which enables the calculating of the dielectric dissipation factor tan of insulating liquids. Applicable both to unused and inservice insulating liquids, in transformers and other electrical equipment.

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	54
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
EN 61620:1999	Identical
IEC 61620:1998	Identical
DIN EN 61620 : 1999	Identical
BS EN 61620:1999	Identical
NBN EN 61620 : 1999	Identical
NF EN 61620 : 1999	Identical
UNE-EN 61620:1999	Identical
SN EN 61620 : 1999	Identical