12/30257150 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS EN 62770 - FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS LIQUIDS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
Hardcopy , PDF
English
30-04-2014
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Properties, their significance and test methods
5 Classification, identification, general delivery
requirements and sampling
Annex A (informative) - Summary of the test method
for evaluating oxidation stability of unused
natural esters
Annex B (informative) - Low-viscosity insulating
fluids based on natural esters
Bibliography
BS EN 62770
| Committee |
GEL/10
|
| DocumentType |
Draft
|
| Pages |
17
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 3016:1994 | Petroleum products — Determination of pour point |
| ISO 2719:2016 | Determination of flash point — Pensky-Martens closed cup method |
| IEC 62021-1:2003 | Insulating liquids - Determination of acidity - Part 1: Automatic potentiometric titration |
| IEC 62021-2:2007 | Insulating liquids - Determination of acidity - Part 2: Colourimetric titration |
| IEC 61125:1992 | Unused hydrocarbon based insulating liquids - Test methods for evaluating the oxidation stability |
| ISO 3675:1998 | Crude petroleum and liquid petroleum products — Laboratory determination of density — Hydrometer method |
| IEC 61039:2008 | Classification of insulating liquids |
| IEC 60422:2013 | Mineral insulating oils in electrical equipment - Supervision and maintenance guidance |
| IEC 60156:1995 | Insulating liquids - Determination of the breakdown voltage at power frequency - Test method |
| IEC 62535:2008 | Insulating liquids - Test method for detection of potentially corrosive sulphur in used and unused insulating oil |
| IEC 60475:2011 | Method of sampling insulating liquids |
| IEC 61099:2010 | Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes |
| ASTM D 1275 : 2015 | Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids |
| IEC 60296:2012 RLV | Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
| ISO 12185:1996 | Crude petroleum and petroleum products — Determination of density — Oscillating U-tube method |
| IEC 60050-421:1990 | International Electrotechnical Vocabulary (IEV) - Part 421: Power transformers and reactors |
| IEC 62697-1:2012 | Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids - Part 1: Test method for quantitative determination of dibenzyldisulfide (DBDS) |
| IEC 60666:2010 | Detection and determination of specified additives in mineral insulating oils |
| IEC 61620:1998 | Insulating liquids - Determination of the dielectric dissipation factor by measurement of the conductance and capacitance - Test method |
| IEC 60814:1997 | Insulating liquids - Oil-impregnated paper and pressboard - Determination of water by automatic coulometric Karl Fischer titration |
| IEC 60247:2004 | Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity |
| IEC 61619:1997 | Insulating liquids - Contamination by polychlorinated biphenyls (PCBs) - Method of determination by capillary column gas chromatography |
| IEC 61198:1993 | Mineral insulating oils - Methods for the determination of 2-furfural and related compounds |
| IEEE C57.147-2008 | IEEE Guide for Acceptance and Maintenance of Natural Ester Fluids in Transformers |
| IEC 62021-3:2014 | Insulating liquids - Determination of acidity - Part 3: Test methods for non-mineral insulating oils |
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