• IEEE C57.12.00 : 2015

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    STANDARD FOR GENERAL REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS

    Available format(s): 

    Superseded date:  27-01-2022

    Language(s): 

    Published date:  12-05-2016

    Publisher:  Institute of Electrical & Electronics Engineers

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

    1 Overview
    2 Normative references
    3 Definitions
    4 Service conditions
    5 Rating data
    6 Construction
    7 Short-circuit characteristics
    8 Testing and calculations
    9 Tolerances
    10 Connection of transformers for shipment
    Annex A (informative) - Cooling class designations
    Annex B (informative) - Front-of-wave test levels
    Annex C (informative) - Reference load sound power
            levels
    Annex D (informative) - Bibliography

    Abstract - (Show below) - (Hide below)

    This standard describes electrical and mechanical requirements of liquid-immersed distribution and power transformers, and auto-transformers and regulating transformers, single-phase and polyphase, with voltages of 601 V or higher in the highest voltage winding.

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

    Development Note Supersedes IEEE DRAFT C57.12.00. (08/2000)
    Document Type Standard
    Product Note Supersedes IEEE DRAFT C57.12.00. (EJB 08/2000)
    Publisher Institute of Electrical & Electronics Engineers
    Status Superseded
    Superseded By
    Supersedes

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

    IEEE 1531 : 2003 GUIDE FOR APPLICATION AND SPECIFICATION OF HARMONIC FILTERS
    IEEE C57.158 : 2017 GUIDE FOR THE APPLICATION OF TERTIARY AND STABILIZING WINDINGS IN POWER TRANSFORMERS
    EEE 602 : 2007 ELECTRIC SYSTEMS IN HEALTH CARE FACILITIES
    IEEE DRAFT C57.12.90 : D5.1 98 DRAFT STANDARD TEST CODE FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    IEEE DRAFT C57.12.23 : 1992 TRANSFORMERS - UNDERGROUND-TYPE, SELF-COOLED, SINGLE-PHASE DISTRIBUTION TRANSFORMERS WITH SEPARABLE, INSULATED, HIGH-VOLTAGE CONNECTORS; HIGH VOLTAGE (24 940 GRDY/14 400 V AND BELOW) AND LOW VOLTAGE (240/120 V, 167 KVA AND SMALLER)
    FM 3990 : 2018 LESS OR NONFLAMMABLE LIQUID-INSULATED TRANSFORMERS
    IEEE C57.15 : 2009 REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR STEP-VOLTAGE REGULATORS
    IEEE C57.131 : 2012 REQUIREMENTS FOR TAP CHANGERS
    IEEE DRAFT C57.110 : D7 FEB 98 DRAFT RECOMMENDED PRACTICE FOR ESTABLISHING TRANSFORMER CAPABILITY WHEN SUPPLYING NONSINUSOIDAL LOAD CURRENTS
    PD IEC/TR 62001-1:2016 (published 2016-05) High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters Overview
    UFC 3-550-01 : CHANGE 1 UNIFIED FACILITIES CRITERIA - EXTERIOR ELECTRICAL POWER DISTRIBUTION
    IEEE C57.100:2011 THERMAL EVALUATION OF INSULATION SYSTEMS FOR LIQUID-IMMERSED DISTRIBUTION AND POWER TRANSFORMERS
    16/30336914 DC : 0 BS EN 60076-57-129 ED 1.0 - CONVERTOR TRANSFORMERS - PART 57-129: TRANSFORMERS FOR HVDC APPLICATIONS
    IEEE DRAFT 1276 : D6.0 DEC 96 DRAFT TRIAL USE GUIDE FOR THE APPLICATION OF HIGH TEMPERATURE INSULATION MATERIALS IN LIQUID-IMMERSED POWER TRANSFORMERS
    IEEE 1276 : 1997 TRIAL-USE GUIDE FOR THE APPLICATION OF HIGH TEMPERATURE INSULATION MATERIALS IN LIQUID-IMMERSED POWER TRANSFORMERS
    IEEE C57.116 : 2014 GUIDE FOR TRANSFORMERS DIRECTLY CONNECTED TO GENERATORS
    I.S. EN 60076-1:2011 POWER TRANSFORMERS - PART 1: GENERAL (IEC 60076-1:2011)
    CEI 14-43 : 2011 GUIDE FOR THE APPLICATION, SPECIFICATION, AND TESTING OF PHASE-SHIFTING TRANSFORMERS
    IEEE DRAFT 1313.2 : D6 DEC 98 DRAFT GUIDE FOR THE APPLICATION OF INSULATED COORDINATION
    IEEE DRAFT C57.19.01 : D7 MAY 99 DRAFT STANDARD PERFORMANCE CHARACTERISTICS AND DIMENSIONS FOR OUTDOOR POWER APPARATUS BUSHINGS
    NEMA TP 2 : 2005 STANDARD TEST METHOD FOR MEASURING THE ENERGY CONSUMPTION OF DISTRIBUTION TRANSFORMERS
    IEEE 1313 : 1993 STANDARD FOR POWER SYSTEMS - INSULATION COORDINATION
    IEEE 1861 : 2014 GUIDE FOR ON-SITE ACCEPTANCE TESTS OF ELECTRICAL EQUIPMENT AND SYSTEM COMMISSIONING OF 1000 KV AC AND ABOVE
    IEEE C57.98:2011 GUIDE FOR TRANSFORMER IMPULSE TESTS
    CEI EN 60076-3 : 2015 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    IEEE C57.12.11 : 1980 GUIDE FOR INSTALLATION OF OIL-IMMERSED TRANSFORMERS (10 MVA AND LARGER, 69-287 KV RATING)
    IEEE DRAFT 1313.1 : D11 MAY 95 INSULATION COORDINATION - DEFINITIONS, PRINCIPLES AND RULES
    IEEE C57.19.01 : 2000 STANDARD PERFORMANCE CHARACTERISTICS AND DIMENSIONS FOR OUTDOOR APPARATUS BUSHINGS
    IEEE C57.12.38 : 2014 PAD-MOUNTED-TYPE, SELF-COOLED, SINGLE-PHASE DISTRIBUTION TRANSFORMERS 250 KVA AND SMALLER: HIGH VOLTAGE, 34 500 GRDY/19 920 V AND BELOW; LOW VOLTAGE, 480/240 V AND BELOW
    IEEE C57.109 : 1993 GUIDE FOR LIQUID-IMMERSED TRANSFORMER THROUGH-FAULT-CURRENT DURATION
    UFC 3-501-01 : 2015 UNIFIED FACILITIES CRITERIA - ELECTRICAL ENGINEERING
    PD IEC/TR 62001-4:2016 High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters Equipment
    IEEE 487.2 : 2013 ELECTRICAL PROTECTION OF COMMUNICATION FACILITIES SERVING ELECTRIC SUPPLY LOCATIONS THROUGH THE USE OF OPTICAL FIBER SYSTEMS
    BS EN 60076-1 : 2011 POWER TRANSFORMERS - PART 1: GENERAL
    15/30323449 DC : 0 BS EN 60076-16 ED 2.0 - POWER TRANSFORMERS - PART 16: TRANSFORMERS FOR WIND TURBINE APPLICATIONS
    IEEE C57.138 : 1998 ROUTINE IMPULSE TEST FOR DISTRIBUTION TRANSFORMERS
    IEEE DRAFT C57.12.22 : D4 JUL 93 PAD-MOUNTED, COMPARTMENTAL-TYPE, SELF COOLED THREE PHASE DISTRIBUTION TRANSFORMERS WITH HIGH-VOLTAGE BUSHINGS, 2500 KVA AND SMALLER: HIGH VOLTAGE, 34 500 GRDY/19 920 VOLTS AND BELOW; LOW VOLTAGE, 480 VOLTS AND BELOW
    IEEE 1653.1:2016 TRACTION POWER RECTIFIER TRANSFORMERS FOR SUBSTATION APPLICATIONS UP TO 1500 V DC NOMINAL OUTPUT
    IEEE C57.119 : 2001 RECOMMENDED PRACTICE FOR PERFORMING TEMPERATURE RISE TESTS ON OIL-IMMERSED POWER TRANSFORMERS AT LOADS BEYOND NAMEPLATE RATINGS
    14/30302848 DC : 0 BS EN 60076-57-1202 - POWER TRANSFORMERS - PART 57-1202: LIQUID IMMERSED PHASE-SHIFTING TRANSFORMERS
    IEEE C57.12.39 : 2017 REQUIREMENTS FOR DISTRIBUTION TRANSFORMER TANK PRESSURE COORDINATION
    IEEE DRAFT C37.91 : D7.0 2006 PROTECTING POWER TRANSFORMERS
    IEEE 421.3 : 1997 HIGH-POTENTIAL TEST REQUIREMENTS FOR EXCITATION SYSTEMS FOR SYNCHRONOUS MACHINES
    HD 60364-8-1:2015 Low-voltage electrical installations - Part 8-1: Energy efficiency
    IEEE DRAFT C62.22 : D8 2005 GUIDE FOR THE APPLICATION OF METAL-OXIDE SURGE ARRESTERS FOR ALTERNATING-CURRENT SYSTEMS
    IEEE C57.148 : 2011 CONTROL CABINETS FOR POWER TRANSFORMERS
    ANSI C92.1 : 1982 POWER SYSTEMS - INSULATION COORDINATION
    I.S. EN 60076-3:2013 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    CSA C802.3 : 2015 MINIMUM EFFICIENCY VALUES FOR POWER TRANSFORMERS
    IEEE C57.12.24 : 2009 SUBMERSIBLE, THREE-PHASE TRANSFORMERS, 3750 KVA AND SMALLER: HIGH VOLTAGE, 34500 GRDY/19920 VOLTS AND BELOW; LOW VOLTAGE, 600 VOLTS AND BELOW
    IEEE 638 : 2013 QUALIFICATION OF CLASS 1E TRANSFORMERS FOR NUCLEAR POWER GENERATING STATIONS
    IEEE DRAFT C57.18.10 : D12 APR 97 DRAFT PRACTICES AND REQUIREMENTS FOR SEMICONDUCTOR POWER RECTIFIER TRANSFORMER
    ANSI C57.12.40 : 2011 AMERICAN NATIONAL STANDARD FOR SECONDARY NETWORK TRANSFORMERS - SUBWAY AND VAULT TYPES (LIQUID IMMERSED) - REQUIREMENTS
    IEEE C57.12.44 : 2014 REQUIREMENTS FOR SECONDARY NETWORK PROTECTORS
    CSA C802.1 : 2013 MINIMUM EFFICIENCY VALUES FOR LIQUID-FILLED DISTRIBUTION TRANSFORMERS
    IEC TR 62001-1:2016 High-voltage direct current (HVDC) systems - Guidance to the specification and design evaluation of AC filters - Part 1: Overview
    IEEE C57.19.100 : 2012 GUIDE FOR APPLICATION OF POWER APPARATUS BUSHINGS
    C88-16 Power transformers and reactors
    IEEE C57.140 : 2006 EVALUATION AND RECONDITIONING OF LIQUID IMMERSED POWER TRANSFORMERS
    C22.2 NO. 213-17 Nonincendive electrical equipment for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations (Binational standard with UL 121201)
    IEEE C57.159:2016 IEEE GUIDE ON TRANSFORMERS FOR APPLICATION IN DISTRIBUTED PHOTOVOLTAIC (DPV) POWER GENERATION SYSTEMS
    IEC/IEEE 60076-57-129:2017 Power transformers - Part 57-129: Transformers for HVDC applications
    IEEE DRAFT C57.131 : D9 JUN 94 STANDARD REQUIREMENTS FOR LOAD TAP CHANGERS
    IEEE C57.154 : 2012 DESIGN, TESTING, AND APPLICATION OF LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS USING HIGH-TEMPERATURE INSULATION SYSTEMS AND OPERATING AT ELEVATED TEMPERATURES
    IEEE C57.32 : 2015 REQUIREMENTS, TERMINOLOGY, AND TEST PROCEDURES FOR NEUTRAL GROUNDING DEVICES
    BS EN 60076-3 : 2013 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    IEEE 45.1 : 2017 IEEE Recommended Practice for Electrical Installations on Shipboard--Design
    CSA C22.2 No. 60065 : 2016 AUDIO, VIDEO AND SIMILAR ELECTRONIC APPARATUS - SAFETY REQUIREMENTS
    BS PD IEC TR 62001 : 2009 HIGH-VOLTAGE DIRECT CURRENT (HVDC) SYSTEMS - GUIDEBOOK TO THE SPECIFICATION AND DESIGN EVALUATION OF A.C. FILTERS
    IEEE C57.12.23 : 2009 SUBMERSIBLE SINGLE-PHASE TRANSFORMERS: 167 KVA AND SMALLER; HIGH VOLTAGE 25000 V AND BELOW; LOW VOLTAGE 600 V AND BELOW
    IEC TR 62001:2009 High-voltage direct current (HVDC) systems - Guidebook to the specification and design evaluation of A.C. filters
    IEEE C37.302 : 2015 FAULT CURRENT LIMITER (FCL) TESTING OF FCLS RATED ABOVE 1000 V AC
    IEEE C57.12.37 : 2015 ELECTRONIC REPORTING OF DISTRIBUTION TRANSFORMER TEST DATA
    IEEE DRAFT C57.93 : D13 2005 INSTALLATION AND MAINTENANCE OF LIQUID-IMMERSED POWER TRANSFORMERS
    IEEE C57.123 : 2010 IEEE GUIDE FOR TRANSFORMER LOSS MEASUREMENT
    IEEE 1277 : 2010 GENERAL REQUIREMENTS AND TEST CODE FOR DRY-TYPE AND OIL-IMMERSED SMOOTHING REACTORS FOR DC POWER TRANSMISSION
    IEEE 1313.1 : 1996 INSULATION COORDINATION - DEFINITIONS, PRINCIPLES AND RULES (REVISION AND REDESIGNATION OF IEEE STD 1313-1993)
    IEEE 1590 : 2009 ELECTRICAL PROTECTION OF COMMUNICATION FACILITIES SERVING ELECTRIC SUPPLY LOCATIONS USING OPTICAL FIBER SYSTEMS
    IEEE C57.93 : 2007 INSTALLATION AND MAINTENANCE OF LIQUID-IMMERSED POWER TRANSFORMERS
    ANSI C37.121 : 2012 AMERICAN NATIONAL STANDARD FOR SWITCHGEAR - UNIT SUBSTATIONS - REQUIREMENTS
    IEEE C57.135 : 2011 GUIDE FOR THE APPLICATION, SPECIFICATION, AND TESTING OF PHASE-SHIFTING TRANSFORMERS
    IEEE C57.129 : 2007 GENERAL REQUIREMENTS AND TEST CODE FOR OIL-IMMERSED HVDC CONVERTER TRANSFORMERS
    IEEE 1388 : 2000 IEEE STANDARD FOR THE ELECTRONIC REPORTING OF TRANSFORMER TEST DATA
    IEEE 1623 : 2004 GUIDE FOR THE FUNCTIONAL SPECIFICATION OF MEDIUM VOLTAGE (1 KV - 35 KV) ELECTRONIC SHUNT DEVICES FOR DYNAMIC VOLTAGE COMPENSATION
    IEEE C57.125:2015 GUIDE FOR FAILURE INVESTIGATION, DOCUMENTATION, ANALYSIS, AND REPORTING FOR POWER TRANSFORMERS AND SHUNT REACTORS
    IEEE C57.91:2011 GUIDE FOR LOADING MINERAL-OIL-IMMERSED TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEEE 62 : 1995 GUIDE FOR DIAGNOSTIC FIELD TESTING OF ELECTRIC POWER APPARATUS - OIL FILLED POWER TRANSFORMERS, REGULATORS, AND REACTORS
    IEEE C37.91 : 2008 PROTECTING POWER TRANSFORMERS
    IEEE 421B : 1979 HIGH POTENTIAL TEST REQUIREMENTS FOR EXCITATION SYSTEMS FOR SYNCHRONOUS MACHINES, STANDARD FOR
    IEEE C37.121 : 2012 GUIDE FOR SWITCHGEAR - UNIT SUBSTATION - REQUIREMENTS
    IEEE C57.12.40 : 2011 NETWORK, THREE-PHASE TRANSFORMERS, 2500 KVA AND SMALLER; HIGH VOLTAGE, 34500 V AND BELOW; LOW VOLTAGE, 600 V AND BELOW; SUBWAY AND VAULT TYPES (LIQUID IMMERSED)
    IEEE C57.12.34 : 2015 REQUIREMENTS FOR PAD-MOUNTED, COMPARTMENTAL-TYPE, SELF-COOLED, THREE-PHASE DISTRIBUTION TRANSFORMERS, 10 MVA AND SMALLER; HIGH-VOLTAGE, 34.5 KV NOMINAL SYSTEM VOLTAGE AND BELOW; LOW-VOLTAGE, 15 KV NOMINAL SYSTEM VOLTAGE AND BELOW
    IEEE C57.12.35 : 2013 BAR CODING FOR DISTRIBUTION TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEEE C57.17 : 2012 REQUIREMENTS FOR ARC FURNACE TRANSFORMERS
    BS IEC 60076-21:2011 POWER TRANSFORMERS - PART 21: STANDARD REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR STEP-VOLTAGE REGULATORS
    ANSI C57.12.24 : 2009 TRANSFORMERS - UNDERGROUND-TYPE THREE-PHASE DISTRIBUTION TRANSFORMERS, 2500 KVA AND SMALLER; HIGH VOLTAGE, 34 500 GRDY/19 920 VOLTS AND BELOW; LOW VOLTAGE, 480 VOLTS AND BELOW - REQUIREMENTS
    I.S. EN 62271-212:2017 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 212: COMPACT EQUIPMENT ASSEMBLY FOR DISTRIBUTION SUBSTATION (CEADS)
    IEEE 693 : 2005 SEISMIC DESIGN OF SUBSTATIONS
    IEEE DRAFT C57.12.21 : D12 MAY 92 DRAFT REQUIREMENTS FOR PAD-MOUNTED, COMPARTMENTAL-TYPE, SELF-COOLED, SINGLE-PHASE DISTRIBUTION TRANSFORMERS WITH HIGH VOLTAGE BUSHINGS; HIGH VOLTAGE, 34500 GRDY/19920 VOLTS AND BELOW; LOW VOLTAGE, 240/120 VOLTS; 16 KVA AND SMALLER
    CEI EN 60076-1 : 2015 POWER TRANSFORMERS - PART 1: GENERAL
    PIP ELSTR01 : 2016 DESIGN AND FABRICATION OF LIQUID-IMMERSED SUBSTATION POWER TRANSFORMERS, 750 KVA AND ABOVE, THREE PHASE
    IEEE DRAFT 62 : 200D8 GUIDE FOR DIAGNOSTIC FIELD TESTING OF ELECTRIC POWER APPARATUS
    S.R. HD 60364-8-1:2015 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 8-1: ENERGY EFFICIENCY
    IEEE C57.19.04 : 2018 PERFORMANCE CHARACTERISTICS AND DIMENSIONS FOR HIGH CURRENT POWER TRANSFORMER BUSHINGS WITH RATED CONTINUOUS CURRENT IN EXCESS OF 5000 A IN BUS ENCLOSURES
    NEMA TR1 : 2013 TRANSFORMERS, STEP VOLTAGE REGULATORS AND REACTORS
    IEEE C57.12.36 : 2007 REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION SUBSTATION TRANSFORMERS
    IEEE C57.156:2016 TANK RUPTURE MITIGATION OF LIQUID-IMMERSED POWER TRANSFORMERS AND REACTORS
    IEEE DRAFT C57.12.80 : D3 DEC 2000 DRAFT STANDARD TERMINOLOGY FOR POWER AND DISTRIBUTION
    IEEE C57.12.10 : 2010 STANDARD REQUIREMENTS FOR LIQUID-IMMERSED POWER TRANSFORMERS
    18/30338601 DC : 0 HD 60364-8-1 ED 2.0 - LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 8-1: ENERGY EFFICIENCY
    ANSI C57.12.10 : 2010 TRANSFORMERS - 230 KV AND BELOW 833/958 THROUGH 8333/10 417 KVA, SINGLE-PHASE, AND 750/862 THROUGH 60 000/80 000/100 000 KVA, THREE-PHASE WITHOUT LOAD TAP CHANGING; AND 3750/4687 THROUGH 60 000/80 000/100 000 KVA WITH LOAD TAP CHANGING - SAFETY REQUIREMENT
    IEEE 487.3:2014 ELECTRICAL PROTECTION OF COMMUNICATION FACILITIES SERVING ELECTRIC SUPPLY LOCATIONS THROUGH THE USE OF HYBRID FACILITIES
    IEEE C57.12.70 : 2011 STANDARD TERMINAL MARKINGS AND CONNECTIONS FOR DISTRIBUTION AND POWER TRANSFORMERS
    IEEE C57.21 : 2008 REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR SHUNT REACTORS RATED OVER 500 KVA
    API 540:1999 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
    API 540 : 1999 : R2006 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
    IEC 60076-21:2011 Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators
    IEC TR 62001-4:2016 High-voltage direct current (HVDC) systems - Guidance to the specification and design evaluation of AC filters - Part 4: Equipment
    IEC 62032:2012 Guide for the Application, Specification and Testing of Phase-Shifting Transformers
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    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 421.4 : 2014 GUIDE FOR THE PREPARATION OF EXCITATION SYSTEM SPECIFICATIONS
    IEEE C57.110 : 2008 ESTABLISHING LIQUID-FILLED AND DRY-TYPE POWER AND DISTRIBUTION TRANSFORMER CAPABILITY WHEN SUPPLYING NONSINUSOIDAL LOAD CURRENTS
    IEEE 1566 : 2015 PERFORMANCE OF ADJUSTABLE-SPEED AC DRIVES RATED 375 KW AND LARGER
    ANSI C57.12.20 : 2011 TRANSFORMERS - STANDARD FOR OVERHEAD TYPE DISTRIBUTION TRANSFORMERS, 500 KVA AND SMALLER: HIGH VOLTAGE, 34500 VOLTS AND BELOW: LOW VOLTAGE, 7970/13800Y VOLTS AND BELOW
    IEEE 1147 : 2005 GUIDE FOR THE REHABILITATION OF HYDROELECTRIC POWER PLANTS
    IEEE 1818 : 2017 GUIDE FOR THE DESIGN OF LOW-VOLTAGE AUXILIARY SYSTEMS FOR ELECTRIC POWER SUBSTATIONS
    IEEE 3001.5 : 2013 RECOMMENDED PRACTICE FOR THE APPLICATION OF POWER DISTRIBUTION APPARATUS IN INDUSTRIAL AND COMMERCIAL POWER SYSTEMS
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    Standards Referencing This Book - (Show below) - (Hide below)

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    IEEE C57.13.3 : 2014 GUIDE FOR GROUNDING OF INSTRUMENT TRANSFORMER SECONDARY CIRCUITS AND CASES
    IEEE C57.12.36 : 2007 REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION SUBSTATION TRANSFORMERS
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    IEEE C57.19.01 : 2000 STANDARD PERFORMANCE CHARACTERISTICS AND DIMENSIONS FOR OUTDOOR APPARATUS BUSHINGS
    IEEE C57.12.24 : 2009 SUBMERSIBLE, THREE-PHASE TRANSFORMERS, 3750 KVA AND SMALLER: HIGH VOLTAGE, 34500 GRDY/19920 VOLTS AND BELOW; LOW VOLTAGE, 600 VOLTS AND BELOW
    IEEE C57.93 : 2007 INSTALLATION AND MAINTENANCE OF LIQUID-IMMERSED POWER TRANSFORMERS
    IEEE C57.155 : 2014 GUIDE FOR INTERPRETATION OF GASES GENERATED IN NATURAL ESTER AND SYNTHETIC ESTER-IMMERSED 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
    IEEE C57.12.38 : 2014 PAD-MOUNTED-TYPE, SELF-COOLED, SINGLE-PHASE DISTRIBUTION TRANSFORMERS 250 KVA AND SMALLER: HIGH VOLTAGE, 34 500 GRDY/19 920 V AND BELOW; LOW VOLTAGE, 480/240 V AND BELOW
    IEEE C57.15 : 2009 REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR STEP-VOLTAGE REGULATORS
    IEEE C57.120 : 1991 GUIDE FOR LOSS EVALUATION OF DISTRIBUTION AND POWER TRANSFORMERS AND REACTORS
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