SN 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
01-12-2013
INTRODUCTION<br>1 Scope<br>2 Normative references<br>3 Definitions<br>4 Principle of operation<br>5 Apparatus<br>6 Sampling<br>7 Labelling<br>8 Procedure<br>9 Expression of results<br>10 Test report<br>11 Precision<br>Annex A (normative) Exhaustive cleaning procedure for the<br>test cells<br>Annex B (normative) Simplified cleaning procedure for test cells<br>devoted to only one type of liquid<br>Annex C (informative) General considerations on the factors<br>influencing the conduction of liquids<br>Annex D (informative) Bibliography<br>Annex ZA Normative references to international publications with<br>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.
| DocumentType |
Standard
|
| PublisherName |
Swiss Standards
|
| 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 |
| I.S. EN 61620:1999 | Identical |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.