IEEE C57.12.21
$32.50
Standard for Transformers–Pad-Mounted, Campartmental-Type, Self-Cooled, Single-Phase Distribution Transformers With High-Voltage Bushings: High Voltage (34 500 GrdY/19 920 V and Below) and Low Voltage (240/120 V, 167 kVA and Smaller)
| Published By | Publication Date | Number of Pages |
| IEEE | N/A | 17 |
New IEEE Standard – Withdrawn Draft. This IEEE Standards product is part of the C57 Family on Power Distribution and Regulating Transformers.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | Title Page |
| 5 | CONTENTS |
| 6 | Introduction Participants |
| 9 | 1. Scope 2. References 2.1 General |
| 10 | 3. Ratings 3.1 Kilovolt-ampere ratings 3.2 Voltage ratings and tap ratings 4. Basic lightning impulse insulation levels and dielectric test levels |
| 11 | 5. Tests 5.1 General 5.2 Dielectic tests 6. Construction 6.1 General |
| 12 | 6.2 Bushings and terminals |
| 13 | 6.3 High-voltage and low-voltage compartments 6.4 Instruction nameplate 6.5 Oil preservation 6.6 Tanks |
| 14 | 7. Storage and Installation 7.1 Storage 7.2 Installation 8. Other requirements that may be specified for some applications |
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