IEEE PC57.12.01:2020 Edition
$37.92
IEEE Approved Draft Standard for General Requirements for Dry-Type Distribution and Power Transformers
Published By | Publication Date | Number of Pages |
IEEE | 2020 |
Revision Standard – Active – Draft. Electrical, mechanical, and safety requirements of ventilated, non-ventilated, and sealed dry-type distribution and power transformers or autotransformers (single and polyphase, with a voltage of 601 V or higher in the highest voltage winding) are described.
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | IEEE Std C57.12.01™-2020 Front cover |
2 | Title page |
4 | Important Notices and Disclaimers Concerning IEEE Standards Documents |
8 | Participants |
10 | Introduction |
11 | Contents |
13 | 1. Overview 1.1 Scope 1.2 Purpose |
14 | 1.3 Word usage 2. Normative references |
15 | 3. Definitions 4. Service conditions 4.1 Usual service conditions |
16 | 4.2 Unusual service conditions |
19 | 5. Rating data 5.1 Cooling classes of transformers |
20 | 5.2 Frequency 5.3 Phases |
21 | 5.4 Rated kilovolt-amperes |
22 | 5.5 Voltage rating and taps 5.6 Connections 5.7 Polarity, angular displacement, and terminal marks |
23 | 5.8 Impedance 5.9 Total losses |
24 | 5.10 Insulation levels |
28 | 5.11 Temperature rise and insulation-system capability |
31 | 5.12 Nameplates |
35 | 6. Construction 6.1 Tank-pressure requirements 6.2 Finish of tank or enclosure 6.3 Handling provisions |
36 | 6.4 Transformer accessories 6.5 Terminals 6.6 Grounding 6.7 Shipping 7. Short-circuit characteristics 7.1 General 7.2 Transformer categories |
37 | 7.3 Short-circuit current duration and magnitude |
40 | 7.4 System zero-sequence data 7.5 Application conditions requiring special consideration 7.6 Components 7.7 Base kilovolt-ampere rating of a winding |
41 | 7.8 Effects of temperature on transformer windings during short-circuit conditions 7.9 Temperature limits of transformer for short-circuit conditions 7.10 Calculation of winding temperature during a short circuit |
43 | 8. Testing and calculations 8.1 General |
44 | 8.2 Test classifications 8.3 Routine, design, and other tests for transformers |
45 | 8.4 Calculations 8.5 Frequency conversion of transformer performance parameters (50/60Hz) 9. Tolerances 9.1 Ratio 9.2 Impedance |
46 | 9.3 Losses 10. Connection of transformers for shipment |
47 | Annex A (informative) Bibliography |
48 | Annex B (informative) Insulation at high altitude |
49 | Back cover |