IEEE C57.121 1998
$60.13
IEEE Guide for Acceptance and Maintenance of Less-Flammable Hydrocarbon Fluid in Transformers
| Published By | Publication Date | Number of Pages |
| IEEE | 1998 | 24 |
Revision Standard – Active. This IEEE Standards product is part of the C57 family on Power Distribution and Regulating Transformers. The evaluation and handling procedures for less flammable hydrocarbon transformer insulating fluids are covered. The guides purpose is to assist the transformer operator in receiving new fluids, filling transformers, and maintaining the fluids in serviceable condition.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | Title Page |
| 3 | Introduction Participants |
| 5 | CONTENTS |
| 7 | 1. Overview 1.1 Scope 1.2 Purpose |
| 8 | 1.3 System design 1.4 Background information 2. References |
| 9 | 3. List of acronyms and abbreviations 4. Fluid tests and the significance of each test 4.1 Neutralization number (D664, D974) |
| 10 | 4.2 Dielectric breakdown voltage (D877, D1816) |
| 11 | 4.3 Dielectric breakdown voltage (impulse conditions) (D3300) 4.4 Interfacial tension (D971) |
| 12 | 4.5 AC loss characteristics (dissipation factor and relative permittivity) (D924) 4.6 Color (D1500) 4.7 Viscosity (D88, D445, D2161) 4.8 Flash point and fire point (Cleveland open cup method) (D92) |
| 13 | 4.9 Specific gravity (relative density) (D1298) 4.10 Pour point (D97) 4.11 Volume resistivity (D1169) 4.12 Gas analysis |
| 14 | 4.13 Inorganic chlorides and sulfates (D878) 4.14 Corrosive sulfur (D1275) 4.15 Oxidation stability or sludge formation, or both (D2112, D2440) 4.16 Water in insulating fluid (extraction and Karl Fischer methods) (D1315, D1533) 4.17 Oxidation inhibitors in electrical insulating fluids (D2668, D4768) 4.18 Visual examination field test (D1524) |
| 15 | 4.19 Refractive index and specific optical dispersion (D1807) 4.20 Gassing of insulating oils under electrical stress and ionization (D2300) 4.21 Aniline point and mixed aniline point of petroleum products (D611) 5. Handling and evaluation of LFH fluids for use in filling transformers at the installation site 5.1 Shipping containers 5.2 Check tests on receipt |
| 16 | 5.3 Handling of the fluid by the user and placing the fluid in storage |
| 18 | 5.4 Handling and testing of LFH fluids for installation into apparatus |
| 19 | 6. Evaluation of LFH fluids received in new equipment and after filling appa ratus on site |
| 20 | 7. Maintenance of LFH fluids 7.1 Field screening 7.2 Laboratory screening 7.3 Test limits for service-aged LFH fluids |
| 21 | 7.4 Reconditioning |
| 22 | 7.5 Reclaiming 7.6 Mixtures of different types of LFH fluids |
| 23 | 8. Safety and environmental care procedures 8.1 Leaks 8.2 Minor spills 8.3 Spills on soil 8.4 Spills on water |
| 24 | Annex A—Bibliography |
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