Standard Icon

Power and Energy Standards

Displaying results 1201 - 1240 of 1457
Standard Name
Status Help less all
C57.12.29-2005 - Pad Mounted Equipment - Enclosure Integrity for Coastal EnvironmentsCovered in this standard are conformance tests and requirements for the integrity of above-grade pad-mounted enclosures for application in coastal... Superseded Standard
C57.12.29-2014 - Pad-Mounted Equipment--Enclosure Integrity for Coastal EnvironmentsConformance tests and requirements for the integrity of above-grade pad-mounted enclosures for application in coastal environments that contain... Active Standard
C57.12.30-2010 - Pole-Mounted Equipment--Enclosure Integrity for Coastal EnvironmentsConformance tests and requirements for the coating integrity of pole-mounted enclosures for application in coastal environments containing... Active Standard
C57.12.31-2002 - Pole Mounted Equipment - Enclosure IntegrityConformance tests and requirements for the coating integrity of carbon steel pole mounted enclosures containing apparatus energized in excess of... Superseded Standard
C57.12.31-2010 - Pole-Mounted Equipment--Enclosure IntegrityConformance tests and requirements for the coating integrity of carbon steel polemounted enclosures containing apparatus energized in excess of... Active Standard
C57.12.31-2010/Cor 1-2014 - Pole-Mounted Equipment--Enclosure Integrity - Corrigendum 1: Correction to the SCAB Corrosion Test in 4.5.6An error has been identified in the 2010 published version of IEEE Std C57.12.31(TM)-2010. The number of cycles included in one of the corrosion... Active Standard
C57.12.32-2002 - Submersible Equipment - Enclosure IntegrityEvaluation and testing of the coating integrity of carbon steel and copper bearing steel enclosures used with submersible electrical equipment are... Active Standard
C57.12.34-2004 - Requirements for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase DistributionTransformers, 2500 kVA and Smaller: High-Voltage, 34 500GrdY/19 920 Volts and Below; Low Voltage, 480 Volts and BelowCertain electrical, dimensional, and mechanical characteristics are set forth as well as certain safety features of three-phase, 60 Hz, mineral... Superseded Standard
C57.12.35-1996 - Bar Coding for Distribution TransformersBar code label requirements for overhead, pad-mounted, and underground-type distribution transformers are set forth in this standard. Included... Superseded Standard
C57.12.35-2007 - Bar Coding for Distribution Transformers and Step-Voltage RegulatorsThis IEEE standard for bar code label requirements for specific types of distribution transformers and step-voltage regulators. Data content for... Superseded Standard
C57.12.35-2013 - Standard Bar Coding for Distribution Transformers and Step-Voltage RegulatorsBar code label requirements for specific types of distribution transformers and step-voltage regulators are covered in this standard. Data content... Active Standard
C57.12.36-2007 - Standard Requirements for Liquid-Immersed Distribution Substation TransformersSmall power transformers have become a significant element in distribution systems supplying large commercial customers like major resort hotels... Active Standard
C57.12.37-2006 - the Electronic Reporting of Distribution Transformer Test DataThis standard provides a basis for the electronic reporting of transformer test data on liquid immersed distribution transformers as defined in... Superseded Standard
C57.12.37-2015 - the Electronic Reporting of Distribution Transformer Test DataA basis for the electronic reporting of transformer test data on liquid immersed distribution transformers, as defined in the IEEE C57.12.2X, C57... Active Standard
C57.12.38-2009 - Pad-Mounted-Type, Self-Cooled, Single-Phase Distribution Transformers; High Voltage, 34 500 GrdY/19 920 V and Below, Low Voltage, 240/120 V; 167 kVA and SmallerThis standard covers certain electrical, dimensional, mechanical characteristics and safety requirements of single-phase, 60 Hz, liquid-filled,... Superseded Standard
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 BelowCertain electrical, dimensional, and mechanical characteristics are covered in this standard, and certain safety features of single-phase, 60-Hz,... Active Standard
C57.12.40-2006 - Requirements for Secondary Network Transformers, Subway and Vault Types (Liquid-Immersed)This standard is intended for use as a basis for establishing the performance, interchangeability, and safety of the equipment covered and to... Active Standard
C57.12.40-2011 - Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 GrdY/19 920 and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)This standard is intended for use as a basis for establishing the performance, interchangeability, and safety of the equipment covered and to... Active Standard
C57.12.44-1994 - Standard Requirements for Secondary Network ProtectorsThe performance, electrical and mechanical interchangeability as well as the safety of the equipment are covered in this IEEE standard. The proper... Superseded Standard
C57.12.44-2000 - Standard Requirements for Secondary Network ProtectorsThe performance, electrical and mechanical interchangeability, and the safety of the equipment are covered. The proper selection of such equipment... Superseded Standard
C57.12.44-2005 - Standard Requirements for Secondary Network ProtectorsThe performance, electrical and mechanical interchangeability, and the safety of the equipment are covered. The proper selection of such equipment... Superseded Standard
C57.12.44-2014 - Standard Requirements for Secondary Network ProtectorsThe performance, electrical and mechanical interchangeability, and the safety of the equipment are covered. The proper selection of such equipment... Active Standard
C57.12.51-2008 - Ventilated Dry- Type Power Transformers, 501 kVA and Larger, Three-Phase, with High- Voltage 601 V to 34 500 V; Low- Voltage 208Y/120 V to 4160 V- General RequirementsCharacteristics relating to performance, limited electrical and mechanical interchangeability, as well as safety of the equipment described, and... Active Standard
C57.12.52-2012 - Sealed Dry-Type Power Transformers, 501 kVA and Higher, Three-Phase, with High-Voltage 601 to 34500 Volts, Low-Voltage 208Y/120 to 4160 Volts—General RequirementsCharacteristics relating to performance, limited electrical and mechanical interchangeability, and guidance to assist in the proper selection of... Active Standard
C57.12.56-1986 - Standard Test Procedure for Thermal Evaluation of Insulation Systems for Ventilated Dry-Type Power and Distribution TransformersThis standard is intended to establish a uniform method for determining the temperature classification of ventilated dry-type power and... Superseded Standard
C57.12.58-1991 - Guide for Conducting a Transient Voltage Analysis of a Dry-Type Transformer CoilGeneral recommendations for measuring voltage transients in dry-type distribution and power transformers are provided. Recurrent surge voltage... Active Standard
C57.12.59-1989 - Guide for Dry-Type Transformer Through-Fault Current DurationProtective devices, such as relays and fuses, have well-defined operating characteristics that relate fault magnitude to operating time. It is... Withdrawn Standard
C57.12.59-2001 - Guide for Dry-Type Transformer Through-Fault Current DurationThis guide sets forth recommendations believed essential for the application of overcurrent protective devices that limit the exposure time of dry... Superseded Standard
C57.12.59-2015 - Guide for Dry-Type Transformer Through-Fault Current DurationRecommendations believed essential for the application of overcurrent protective devices that limit the exposure time of dry-type transformers to... Active Standard
C57.12.60-1992 - Trial-Use Standard Test Procedures for Thermal Evaluation of Insulation Systems for Solid-Cast and Resin-Encapsulated Power and Distribution TransformersThis standard provides a uniform method for determining the temperature classification of solid cast and resin encapsulated power and distribution... Superseded Standard
C57.12.60-1998 - Guide for Test Procedures for Thermal Evaluation of Insulation Systems for Solid Cast and Resin-Encapsulated Power and Distribution TransformersA uniform method is established for determining the temperature classification of solid-cast and resin-encapsulated power and distribution... Superseded Standard
C57.12.60-2009 - Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated TransformersA uniform method is established for determining the temperature classification for the insulation systems for open-wound, solid-cast and resin... Active Standard
C57.12.60-2009/Cor 1-2013 - Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers, Including Open-Wound, Solid-Cast, and Resin-Encapsulated TransformersThis corrigendum clarifies temperature control for aging experiments in 4.5.1 that was a result of the combination of the two previous test... Active Standard
C57.12.70-1978 - American National Standard Terminal Markings and Connections for Distribution and Power TransformersANSI C57.12.70-1978 [Revision of ANSI C57.12.70-1964 (R 1971)] American National Standard Terminal Markings and Connections for Distribution and... Superseded Standard
C57.12.70-2000 - Standard Terminal Markings and Connections for Distribution and Power TransformersStandard terminal markings and connections are described for single-phase and three-phase distribution, power, and regulating transformers. For... Superseded Standard
C57.12.70-2011 - Standard Terminal Markings and Connections for Distribution and Power TransformersStandard terminal markings and connections are described for single-phase and three phase distribution, power, and regulating transformers. For... Active Standard