• IEEE C57.15 : 2009

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR STEP-VOLTAGE REGULATORS

    Available format(s):  Hardcopy, PDF

    Superseded date:  29-05-2020

    Language(s):  English

    Published date:  01-01-2009

    Publisher:  Institute of Electrical & Electronics Engineers

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    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).

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes IEEE DRAFT C57.15 (06/2000) Also numbered as IEC 60076-21. (12/2011)
    Document Type Standard
    Publisher Institute of Electrical & Electronics Engineers
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    IEEE C57.12.10-2010 STANDARD REQUIREMENTS FOR LIQUID-IMMERSED POWER TRANSFORMERS
    IEEE DRAFT C57.123 : D1.7 OCT 2000 DRAFT GUIDE FOR TRANSFORMER LOSS MEASUREMENT
    IEEE C57.123 : 2010 IEEE GUIDE FOR TRANSFORMER LOSS MEASUREMENT
    IEEE C57.12.35 : 2013 BAR CODING FOR DISTRIBUTION TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEEE C57.91:2011 GUIDE FOR LOADING MINERAL-OIL-IMMERSED TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEEE C57.12.00-2015 STANDARD FOR GENERAL REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    C88-16 Power transformers and reactors

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 61000-4-8 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-8: TESTING AND MEASUREMENT TECHNIQUES - POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
    IEC 61000-4-10 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-10: TESTING AND MEASUREMENT TECHNIQUES - DAMPED OSCILLATORY MAGNETIC FIELD IMMUNITY TEST
    IEC 60255-22-1:2007 Measuring relays and protection equipment - Part 22-1: Electrical disturbance tests - 1 MHz burst immunity tests
    IEEE 62 : 1995 GUIDE FOR DIAGNOSTIC FIELD TESTING OF ELECTRIC POWER APPARATUS - OIL FILLED POWER TRANSFORMERS, REGULATORS, AND REACTORS
    IEC 61000-4-11:2004+AMD1:2017 CSV Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests
    IEEE C57.12.00-2015 STANDARD FOR GENERAL REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    IEEE C57.19.00 : 2004 GENERAL REQUIREMENTS AND TEST PROCEDURE FOR POWER APPARATUS BUSHINGS
    IEEE C57.91:2011 GUIDE FOR LOADING MINERAL-OIL-IMMERSED TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEC 60255-22-5:2008 Measuring relays and protection equipment - Part 22-5: Electrical disturbance tests - Surge immunity test
    IEC 60076-4:1976 Power transformers - Part 4: Tappings and connections
    IEEE C57.12.90-2010 LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    IEEE 4 : 2013 HIGH-VOLTAGE TESTING TECHNIQUES
    IEC 61000-4-9 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-9: TESTING AND MEASUREMENT TECHNIQUES - IMPULSE MAGNETIC FIELD IMMUNITY TEST
    IEEE C37.90.3:2001 ELECTROSTATIC DISCHARGE TESTS FOR PROTECTIVE RELAYS
    IEEE C57.104 : 2008 INTERPRETATION OF GASES GENERATED IN OIL-IMMERSED TRANSFORMERS
    IEEE C57.98:2011 GUIDE FOR TRANSFORMER IMPULSE TESTS
    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
    IEC 60255-22-3:2007 Measuring relays and protection equipment - Part 22-3: Electrical disturbance tests - Radiated electromagnetic field immunity
    IEC 60068-2-2:2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat
    IEC 60255-5:2000 Electrical Relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
    IEEE C57.12.20-2011 OVERHEAD-TYPE DISTRIBUTION TRANSFORMERS 500 KVA AND SMALLER: HIGH VOLTAGE, 34500 V AND BELOW; LOW VOLTAGE, 7970/13 800Y V AND BELOW
    IEEE C37.90.1 : 2012 Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus
    IEC 60255-22-2:2008 Measuring relays and protection equipment - Part 22-2: Electrical disturbance tests - Electrostatic discharge tests
    IEC 60255-21-1:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
    IEEE C57.12.31 : 2010 POLE MOUNTED EQUIPMENT - ENCLOSURE INTEGRITY
    IEC 60068-2-1:2007 Environmental testing - Part 2-1: Tests - Test A: Cold
    IEEE C57.106 : 2006 ACCEPTANCE AND MAINTENANCE OF INSULATING MINERAL OIL IN ELECTRICAL EQUIPMENT
    IEC 60214-2:2004 Tap-changers - Part 2: Application guide
    IEC 60214-1:2014 Tap-changers - Part 1: Performance requirements and test methods
    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 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)
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective