BS 7704:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Specifications for silicone liquids for electrical purposes
Hardcopy , PDF
English
15-11-1993
17-10-2005
Committees responsible
National foreword
Foreword
Section One - General
1. Scope
2. Description and general properties
3. Safety
4. Storage and maintenance
5. Disposal
6. Packaging and labelling
7. Sampling
Section Two - Test methods
8. Colour and appearance
9. Density
10. Kinematic viscosity
11. Flash-point
12. Fire-point
13. Refractive index
14. Flammability
15. Pour-point
16. Water content
17. Neutralization value
18. Ageing test
19. Breakdown voltage
20. Dielectric dissipation factor, permittivity, d.c.
resistivity
21. Gassing under electrical stress and ionization
Section Three - Individual specifications
22. Specifications for unused silicone liquids
Sheet 1
Appendix A: Thermometer specifications for the ageing
test
Figure
Annex ZA (normative) Other international publications
quoted in this standard with the references of
the relevant European publications
National annex NA (informative) Cross-references
Guidance on properties, safety, storage, disposal, packaging, labelling and sampling, test methods and a specification sheet.
| Committee |
GEL/10
|
| DevelopmentNote |
Supersedes 84/29795 DC, 84/29796 DC and 84/29797 DC (10/2005)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60836:1988 | Identical |
| BS 7713:1993 | Guide for the maintenance of silicone transformer liquids |
| BS 6164:2001 | Code of practice for safety in tunnelling in the construction industry |
| ISO 3016:1994 | Petroleum products — Determination of pour point |
| BS 6725:1986 | Method for determination of water in liquid dielectrics by automatic coulometric Karl Fischer titration |
| BS 5737:1979 | Method for the measurement of relative permittivity, dielectric dissipation factor and d.c. resistivity of insulating liquids |
| BS 6664-5:1990 | Flashpoint of petroleum and related products. Method for determination of flashpoint by Pensky-Martens closed tester |
| ISO 5661:1983 | Petroleum products — Hydrocarbon liquids — Determination of refractive index |
| IEC 60475:2011 | Method of sampling insulating liquids |
| BS 6470:1984 | Method for determination of water in insulating oils, and in oil-impregnated paper and pressboard |
| BS 5797:1986 | Methods for measurement of gassing of insulation liquids under electrical stress and ionization |
| BS 4689:1980 | Method for determination of flash and fire points of petroleum products: Cleveland open cup method |
| BS 5874:1980 | Method for determination of the electric strength of insulating oils |
| BS 4714:1980 | Method for laboratory determination of density or relative density of crude petroleum and liquid petroleum products (hydrometer method) |
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