| C57.12.60-1992 - IEEE Trial-Use Standard Test Procedures for Thermal Evaluation of Insulation Systems for Solid-Cast and Resin-Encapsulated Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.60-1998 - IEEE Guide for Test Procedures for Thermal Evaluation of Insulation Systems for Solid Cast and Resin-Encapsulated Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.60-2009 - IEEE Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2010-03-15           | 
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                                                                                        | C57.12.60-2009 - IEEE Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2012-02-22           | 
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                                                                                        | C57.12.60-2009 - IEEE Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated Transformers - Redline           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2011-07-13           | 
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                                                                                        | C57.12.60-2009/Cor 1-2013 - IEEE Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2013-06-17           | 
                                                                                                   | 
              
          
                                                                                        | C57.12.60-2020 - IEEE Standard for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Components, Circuits, Devices and Systems           | 
                                                                                        2020-04-06           | 
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                                                                                        | C57.12.60-2020 - IEEE Standard for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers - Redline           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Components, Circuits, Devices and Systems           | 
                                                                                        2020-06-29           | 
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                                                                                        | C57.12.70-2000 - Standard Terminal Markings and Connections for Distribution and Power Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.70-2011 - IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2012-02-09           | 
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                                                                                        | C57.12.70-2011 - IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers - Redline           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2012-03-22           | 
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                                                                                        | C57.12.70-2020 - IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Components, Circuits, Devices and Systems           | 
                                                                                        2020-09-28           | 
                                                                                                   | 
              
          
                                                                                        | C57.12.70-2020 - IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers - Redline           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Components, Circuits, Devices and Systems           | 
                                                                                        2020-11-19           | 
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                                                                                        | C57.12.80-1978 - IEEE Standard Terminology for Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2002-12-10           | 
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                                                                                        | C57.12.80-2002 - IEEE Standard Terminology for Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2002-12-10           | 
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                                                                                        | C57.12.80-2010 - IEEE Standard Terminology for Power and Distribution Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2010-12-17           | 
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                                                                                        | C57.12.90-1987 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers and IEEE Guide for Short-Circuit Testing of Distribution and Power Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.90-1993 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power and Regulating Transformers and IEEE Guide for Short-Circuit Testing of Distribution and Power Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.90-1999 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        1988-01-01           | 
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                                                                                        | C57.12.90-2006 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers           | 
                                                                                        IEL Online           | 
                                                                                        IEEE           | 
                                                                                        Power, Energy and Industry Applications           | 
                                                                                        2007-03-26           | 
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