I.S. EN 61620:1999
Current
The latest, up-to-date edition.
INSULATING LIQUIDS - DETERMINATION OF THE DIELECTRIC DISSIPATION FACTOR BY MEASUREMENT OF THE CONDUCTANCE AND CAPACITANCE - TEST METHOD
Hardcopy , PDF
English
01-01-1999
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.
Dates of withdrawal of national standards are available from NSAI.
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 |
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