IEEE C57.12.10 1997

$31.42

Standard Requirements for Liquid-Immersed Power Transformers

Published By	Publication Date	Number of Pages
IEEE	1997	47

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Description

New IEEE Standard – Inactive – Superseded. 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
3	CONTENTS
6	Introduction Participants
9	1. Introduction and scope 1.1 Introduction 1.2 Scope 1.3 Mandatory requirements
10	2. Referenced and related standards 2.1 Referenced American National Standards 2.2 Related standard
11	3. Terminology 4. Rating data 4.1 Usual service conditions 4.2 Kilovolt-ampere ratings 4.3 Kilovolt-ampere and voltage ratings 4.4 Insulation levels 4.5 Taps 4.6 Impedance voltage
12	4.7 Top-liquid temperature-range limits 4.8 Routine tests
18	5. Construction 5.1 Accessories
20	5.2 Bushings
21	5.3 Lifting, moving, and jacking facilities
23	5.4 Nameplate 5.5 Ground pads
24	5.6 Polarity, angular displacement, and terminal markings 5.7 Liquid preservation
26	5.8 Tanks 5.9 Auxiliary cooling equipment
27	5.10 Power supply for transformer auxiliary equipment and controls 6. Basic construction features—load-tap-changing equipment 6.1 Load-tap-changing equipment
28	6.2 Arcing tap switch 6.3 Motor-drive mechanism 6.4 Position indicator
29	6.5 Control equipment and accesories
34	7. Alarm contacts 8. Other ratings 8.1 Other kilovolt-ampere ratings
35	8.2 Other high-voltage ratings 8.3 Other windings ratings and connections
36	8.4 Other basic impulse insulation levels (BILs) and impedance voltages
38	9. Other construction features—general 9.1 Other bushings
39	9.2 Other neutral terminations 9.3 Terminal board
40	9.4 Junction boxes 9.5 Disconnecting switches and interlocks and terminal chambers 9.6 Throat connection
42	9.7 Temperature and liquid-level indicator contacts and wirings 9.8 Current transformers
43	9.9 Provision for future forced-air cooling
44	9.10 Pressure-type relay 9.11 Moving facilities 9.12 Surge arresters 9.13 Other oil preservation systems
45	9.14 Other insulating liquid 9.15 Other tanks 9.16 Other loading 9.17 “Other” tests 10. Other construction features—load-tap-changing equipment 10.1 Terminal blocks 10.2 Paralleling circuit and operation
46	10.3 Omission of automatic load-tap-changing control 10.4 Lightning surge voltage protector for motor power supply