IEEE C57.15-2009 REDLINE
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
IEEE Standard Requirements, Terminology, and Test Code for Step-Voltage Regulators
29-05-2020
English
11-12-2009
1. Overview
1.1 Scope
1.2 Purpose
1.3 Word usage
2. Normative references
3. Definitions
4. Service conditions
4.1 Usual service conditions
4.2 Loading at other than rated conditions
4.3 Unusual service conditions
4.4 Frequency
5. Rating data
5.1 Cooling classes of voltage regulators
5.2 Ratings
5.3 Supplementary continuous-current ratings
5.4 Taps
5.5 Operating voltage limits
5.6 Voltage supply ratios
5.7 Insulation levels
5.8 Losses
5.9 Short-circuit requirements
5.10 Tests
6. Construction
6.1 Bushings
6.2 Terminal markings
6.3 Diagram of connections
6.4 Nameplates
6.5 Tank construction
6.6 Components and accessories
7. Other requirements
7.1 Other supplementary continuous-current ratings
7.2 Other components and accessories
8. Test code
8.1 Resistance measurements
8.2 Polarity test
8.3 Ratio tests
8.4 No-load losses and excitation current
8.5 Load losses and impedance voltage
8.6 Dielectric tests
8.7 Temperature-rise tests
8.8 Short-circuit tests
8.9 Calculated data
9. Control systems
9.1 General
9.2 Control device construction
9.3 Control system requirements
9.4 Tests
Annex A (informative) - Unusual temperature and altitude
conditions
Annex B (informative) - Field dielectric tests
Annex C (informative) - Bibliography
Deals with electrical and mechanical requirements of liquid-immersed, single- and three-phase, step-voltage regulators, not exceeding a regulation of 3000 kVA (for three-phase units) or 1000 kVA (for single-phase units).
Committee |
Transformers
|
DevelopmentNote |
Supersedes IEEE DRAFT C57.15 (06/2000) Also numbered as IEC 60076-21. (12/2011)
|
DocumentType |
Standard
|
Pages |
121
|
PublisherName |
Institute of Electrical & Electronics Engineers
|
Status |
Superseded
|
SupersededBy | |
Supersedes |
Standards | Relationship |
IS 2026 : Part 21 : 2018 | Identical |
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ANSI C84.1 : 2016 | ELECTRIC POWER SYSTEMS AND EQUIPMENT - VOLTAGE RATINGS (60 HERTZ) |
IEC 60255-22-6:2001 | Electrical relays - Part 22-6: Electrical disturbance tests for measuring relays and protection equipment - Immunity to conducted disturbances induced by radio frequency fields |
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IEC 60255-22-2:2008 | Measuring relays and protection equipment - Part 22-2: Electrical disturbance tests - Electrostatic discharge tests |
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IEC 60255-22-4:2008 | Measuring relays and protection equipment - Part 22-4: Electrical disturbance tests - Electrical fast transient/burst immunity test |
IEEE C57.131-2012 | IEEE Standard Requirements for Tap Changers |
IEC 60068-2-30:2005 | Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) |
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