BS 7663:1993
Current
The latest, up-to-date edition.
Methods of test for determination of permittivity and dissipation factor of electrical insulating material in sheet or tubular form
Hardcopy , PDF
English
15-07-1993
Committees responsible
Foreword
Methods
Introduction
1 Scope
2 References
3 Definitions
4 General
5 Test conditions
6 Number and handling of specimens
7 Measuring instruments
8 Method A: Air substitution technique
9 Method B: Two fluid immersion technique
10 Method C: Single fluid immersion technique
11 Precision
12 Test report
Annexes
A (informative) Modes of representation of
capacitance
B (informative) Liquids of known permittivity values
Figures
1 Example of electrode system for method A
2 Example of electrode system for method B: sheet
specimens
3 Example of electrode system for method B: tubular
specimens
4 Example of electrode system for method C
A.1 Equivalence of series and parallel representations
of a capacitor
List of references
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