IEC 60970:1989
Superseded
View Superseded by
Methods for counting and sizing particles in insulating liquids
Hardcopy , PDF
English - French
06-15-1989
12-31-2021
Describes sampling procedures and methods for determining particle concentration and particle size distribution. Three methods are recommended, one using an automatic particle size analyzer and two based on the counting, with an optical microscope, of particles on the surface of a filtering membrane. All methods are applicable to both unused liquids and liquids in service.
| Committee |
TC 10
|
| DocumentType |
Standard
|
| Pages |
35
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE 21970:1995 | Identical |
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