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IEEE C57.123 - Guide for Transformer Loss Measurement
June 17, 2010 - IEEE

This guide provides background information and general recommendations of instrumentation, circuitry, calibration, and measurement techniques of no-load losses (excluding auxiliary losses), excitation current, and load losses of power and distribution transformers. The test codes, namely,...

IEEE C57.105 - Guide for Application of Transformer Connections in Three-Phase Distribution Systems
June 2, 1977 - IEEE

Foreword (This Foreword is not a part of ANSI/IEEE C57.105-1978, American National Standard Guide for Application of Transformer Connections in Three-Phase Distribution Systems.) In the fall of 1968, a Working Group was formed by the Performance Characteristics...

IEEE PC57.105 DRAFT - Draft Guide for for Application of Transformer Connections in Three Phase Electrical Systems
September 1, 2018 - IEEE

This guide describes transformer connections and configurations in three-phase electrical systems, the characteristics of these various connections, and the possible operating problems under normal or abnormal conditions. All combinations of Delta and Wye, grounded and...

MIL-T-48319 - TRANSFORMER
NPFC
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IEEE C57.138 - Recommended Practice for Routine Impulse Tests for Distribution Transformers
December 7, 2016 - IEEE

This recommended practice covers routine impulse tests performed on distribution transformers, as required in IEEE Std C57.12.00™, and described in 10.4 of IEEE Std C57.12.90™-20151. Distribution transformers covered by this recommended practice are liquid-immersed,...

IEEE 60076-57-1202 - Power transformers – Part 57-1202: Liquid immersed phase-shifting transformers
May 1, 2017 - IEEE

This part of IEC 60076 covers the requirements for phase-shifting transformers of all types. The scope excludes transformers with an unregulated phase shift. This document is limited to matters particular to phase-shifting transformers and does not include...

IEEE 60076-57-129 - Power transformers – Part 57-129: Transformers for HVDC applications
November 1, 2017 - IEEE

This part of 60076 International Standard specifies requirements of liquid-immersed three-phase and single-phase converter transformers for use in high voltage direct current (HVDC) power transmission systems including back-to-back applications. It applies to...

IEEE C57.12.70 - Standard Terminal Markings and Connections for Distribution and Power Transformers
December 7, 2011 - IEEE

This standard defines the terminal markings and connections for distribution, power, and regulating transformers covered in the IEEE C57 series of standards, guides, and recommended practices. Purpose The standard provides a consistent method for terminal markings and connections for...

IEEE C57.98 - Guide for Transformer Impulse Tests
December 11, 2011 - IEEE

To aid in the interpretation and application of the impulse testing requirements of the IEEE Standard Test Codes for Transformers. Purpose This guide is written primarily for power transformers, but it is also generally applicable to distribution and instrument...

IEEE C57.153 - IEEE Guide for Paralleling Regulating Transforme
March 26, 2015 - IEEE

This paralleling guide describes and compares control methods of paralleling regulating transformers. The control methods include: master/follower, circulating current, power factor, circulating reactive current, and negative reactance methods. This guide presents operating philosophy...

IEEE C57.12.39 - Requirements for Distribution Transformer Tank Pressure Coordination
December 6, 2017 - IEEE

This standard covers certain mechanical requirements for liquid-immersed distribution transformers with respect to tank strength, as well as static and dynamic tank pressure mitigation. This standard can be applied to various tank configurations for distribution transformers. This...

ANSI C57.12.50 - Requirements for Ventilated Dry-Type Distribution Transformers, 1 to 500 kVA, Single-Phase, and 15 to 500 kVA, Three-Phase, with High-Voltage 601 to 34 500 Volts, Low-Voltage 120 to 600 Volts
January 1, 1981 - IEEE

Foreword (This Foreword is not a part of American National Standard Requirements for Ventilated Dry-Type Distribution Transformers, 1 to 500 kVA, Single-phase, and 15 to 500 kVA, Three-phase, with High-Voltage 601 to 34 500 Volts, Low-Voltage 120 to 600 Volts, ANSI C57...

IEEE C57.117 - Guide for Reporting Failure Data for Power Transformers and Shunt Reactors on Electric Utility Power Systems
June 19, 1986 - IEEE

Forward (This Foreword is not a part of ANSI/IEEE C57.117-1986, IEEE Guide for Reporting Failure Data for Power Transformers and Shunt Reactors on Electric Utility Power Systems.) The IEEE Transformer Reliability Working Group was formed in 1974 under the...

IEEE C57.135 - Guide for the Application, Specification, and Testing of Phase-Shifting Transformers
June 16, 2011 - IEEE

This guide covers the application, specification, theory of operation, and factory and field testing of singlephase and three-phase oil-immersed, phase-shifting transformers (PSTs). This guide is limited to matters particular to PSTs and does not include matters relating...

IEEE C57.12.40 - Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 V and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)
May 18, 2017 - IEEE

This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60-Hz, liquid-immersed, self-cooled, network transformers with a primary grounding switch. These transformers are...

IEEE C57.129 - General Requirements and Test Code for Oil-Immersed HVDC Converter Transformers
September 27, 2007 - IEEE

This standard specifies the electrical, mechanical, and physical requirements of oil-immersed single-phase and three-phase converter transformers. This standard does not apply to other devices, such as the following: ⎯ Arc furnace transformers ⎯ Rectifier...

IEEE C57.12.24 - Submersible, Three-Phase Transformers, 3750 kVA and Smaller: High Voltage, 34 500 GrdY/19 920 Volts and Below; Low Voltage, 600 Volts and Below
December 7, 2016 - IEEE

This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60 Hz, liquid-immersed, self-cooled, submersible transformers with separable insulated high-voltage connectors. These...

IEEE C57.12.10 - Requirements for Liquid-Immersed Power Transformers
December 6, 2017 - IEEE

This voluntary consensus standard sets forth the requirements for power transformer application. This standard is intended to be used as a basis for performance, interchangeability, and safety of the equipment covered, and to assist in the proper selection of such equipment. This document is...

IEEE C57.12.34 - 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
September 3, 2015 - IEEE

This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60 Hz, liquid-filled, self-cooled, pad-mounted, compartmental-type distribution transformers. These transformers are...

IEEE C57.12.26 - Standard for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase Distribution Transformers for Use with Separable Insulated High-Voltage Connectors (34 500 Grd Y/19 920 V and Below; 2500 kVA and Smaller)
January 1, 1992 - IEEE

This standard covers certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60 Hz, mineral-oil-immersed, self-cooled, pad-mounted, compartmental-type distribution transformers with separable insulated...

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