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IEEE C57.15-1999

$76.92

IEEE Standard Requirements, Terminology, and Test Code for Step-Voltage Regulators

Published By Publication Date Number of Pages
IEEE 1999
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Revision Standard – Superseded. Electrical, mechanical, and safety requirements of oil-filled, single- and three-phase voltage regulators not exceeding regulation of 2500 kVA (for three-phase units) or 833 kVA (for single-phase units) are covered.

PDF Catalog

PDF Pages PDF Title
1 Title Page
3 Introduction
Participants
5 CONTENTS
7 1. Overview
1.1 Scope
1.2 Purpose
1.3 Word usage
2. References
8 3. Definitions
13 4. Service conditions
4.1 Usual service conditions
4.2 Loading at other than rated conditions
14 4.3 Unusual service conditions
15 4.4 Frequency
16 5. Rating data
5.1 Cooling classes of regulators
5.2 Ratings in kVA
17 5.3 Operating voltage limits
5.4 Supplementary continuous-current ratings
5.5 Voltage supply ratios
20 5.6 Insulation levels
5.7 Losses
23 5.8 Short-circuit requirements
24 5.9 Tests
25 6. Construction
6.1 Bushings
6.2 Terminal markings
27 6.3 Diagram of connections
6.4 Nameplates
28 6.5 Tank construction
6.6 Tank grounding provisions
6.7 Components and accessories
29 7. Other requirements
7.1 Other supplementary continuous-current ratings
30 7.2 Other short-circuit capability
7.3 Other components and accessories
31 8. Test code
8.1 Resistance measurements
34 8.2 Polarity test
35 8.3 Ratio tests
37 8.4 No-load losses and excitation current
42 8.5 Impedance and load losses
47 8.6 Dielectric tests
58 8.7 Temperature rise
64 8.8 Short-circuit tests
68 8.9 Data
71 9. Control systems
9.1 General
9.2 Control device construction
72 9.3 Control system requirements
74 9.4 Tests
77 Annex Aā€”Unusual temperature and altitude conditions
79 Annex Bā€”Bushing and field dielectric tests
80 Annex Cā€”Bibliography
IEEE C57.15-1999
$76.92