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Power and Energy Standards

Displaying results 1001 - 1040 of 1314
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C37.111-2013 - /IEC Measuring relays and protection equipment – Part 24: Common format for transient data exchange (COMTRADE) for power systemsAlso known as IEC 60255-24 Ed.2, this standard defines a format for files containing transient waveform and event data collected from power... Active Standard
C37.112-1996 - Standard Inverse-Time Characteristic Equations for Overcurrent RelaysThe inverse-time characteristics of overcurrent relays are defined in this standard. Operating equations and allowances are provided in the... Active Standard
C37.113-1999 - Guide for Protective Relay Applications to Transmission LinesThis newly developed guide compiles information on the application considerations of protective relays to AC transmission lines. The guide... Active Standard
C37.114-2004 - Guide for Determining Fault Location on AC Transmission and Distribution LinesElectrical faults on transmission and distribution lines are detected and isolated by system protective devices. Once the fault has been cleared,... Superseded Standard
C37.114-2014 - Guide for Determining Fault Location on AC Transmission and Distribution LinesElectrical faults on transmission and distribution lines are detected and isolated by system protective devices. Once the fault has been cleared,... Active Standard
C37.115-2003 - Standard Test Method for Use in the Evaluation of Message Communications Between Intelligent Electronic Devices in an Integrated Substation Protection, Control and Data Acquisition SystemA standard test method, including evaluation criteria and performance measures, test scenarios for communication between intelligent electronic... Withdrawn Standard
C37.116-2007 - Guide for Protective Relay Application to Transmission-Line Series Capacitor BanksThe application of protective relays on transmission-line series capacitor banks is covered. The purpose of this guide is to provide the reader... Active Standard
C37.117-2007 - Guide for the Application of Protective Relays Used for Abnormal Frequency Load Shedding and RestorationInformation on the application of underfrequency load shedding and restoration to ac power systems is compiled in this guide. Various system... Active Standard
C37.118-2005 - Synchrophasors for Power SystemsThis standard defines synchronized phasor measurements used in power system applications. It provides a method to quantify the measurement, tests... Active Standard
C37.118.1-2011 - Synchrophasor Measurements for Power SystemsSynchronized phasor (synchrophasor) measurements for power systems are presented. This standard defines synchrophasors, frequency, and rate of... Active Standard
C37.118.1a-2014 - Synchrophasor Measurements for Power Systems -- Amendment 1: Modification of Selected Performance RequirementsModifications in this amendment include some performance requirements with related text updates to correct inconsistencies and remove limitations... Active Standard
C37.118.2-2011 - Synchrophasor Data Transfer for Power SystemsA method for real-time exchange of synchronized phasor measurement data between power system equipment is defined. This standard specifies... Active Standard
C37.119-2005 - Guide for Breaker Failure Protection of Power Circuit BreakersThis guide compiles information on the application considerations for breaker failure protection. The reasons for local backup protection are... Active Standard
C37.121-1989 - American National Switchgear - Unit Substations - RequirementsThis standard covers the requirements for three-phase unit substations for step-down operation in the range of 112.5 kVA through 10 000 kVA at... Superseded Standard
C37.121-2012 - Guide for Switchgear - Unit Substation - RequirementsThe basis for the coordination of equipment in unit substations by assisting in the selection of components is intended as the use of this guide.... Active Standard
C37.122-1983 - Gas-Insulated SubstationsThis standard establishes ratings and requirements for planning, design, testing, installation and operation of gas-insulated substations for... Superseded Standard
C37.122-1993 - Gas-Insulated SubstationsThe technical requirements for the design, fabrication, testing, and installation of a gasinsulated substation (GIS) are covered. The parameters... Superseded Standard
C37.122-2010 - High Voltage Gas-Insulated Substations Rated Above 52 kVThe technical requirements for the design, fabrication, testing, and installation of a gasinsulated substations are covered. The parameters to be... Active Standard
C37.122.1-1993 - Guide for Gas-Insulated SubstationsThe technical requirements for the design, fabrication, testing, and installation of a gas-insulated substation (GIS) are covered. Parameters to... Superseded Standard
C37.122.1-2014 - Guide for Gas-Insulated Substations Rated Above 52 kVInformation of special relevance to planning, design, testing, installation, operation and maintenance of gas-insulated substations (GIS) and... Active Standard
C37.122.2-2011 - Guide for the Application of Gas-Insulated Substations 1 kV to 52 kVThe technical requirements for the design, fabrication, testing, and installation of indoor gas-insulated substations (GIS) 1 kV up to 52 kV are... Active Standard
C37.122.3-2011 - Guide for Sulphur Hexafluoride (SF6) Gas Handling for High-Voltage (over 1000 Vac) EquipmentSignificant aspects of handling SF6 gas used in electric power equipment such as gas recovery, reclamation, recycling in order to keep the gas... Active Standard
C37.122.5-2013 - Guide for Moisture Measurement and Control in SF6 Gas-Insulated EquipmentGuidelines for moisture level measurement, moisture data interpretation, and moisture control in gas-insulated switchgear (GIS) are provided. Active Standard
C37.122.6-2013 - Recommended Practice for the Interface of New Gas-Insulated Equipment in Existing Gas-Insulated Substations Rated above 52 kVRecommendations for the connection of gas-insulated substation to another gas-insulated substation of a different make or design are given. IEEE... Active Standard
C37.122a-1991 - Supplement to IEEE C37.122-1983, IEEE Standard Gas-Insulated Substations (Section 2.2.2: Pressurized Enclosures)Detailed requirements for pressurized enclosures for gas insulated substations are set forth. Criteria for enclosure design, including... Superseded Standard
C37.123-1991 - Guide to Specifications for Gas-Insulated Substation EquipmentIEEE C37.123-1991 covers the technical requirements for the design, fabrication, testing, and installation of a gas-insulated substation (GIS).... Superseded Standard
C37.123-1996 - Guide to Specifications for Gas-Insulated, Electric Power Substation EquipmentTechnical requirements for the design, fabrication, testing, and installation of a gas-insulated substation (GIS) are provided. Parameters to be... Active Standard
C37.230-2007 - Guide for Protective Relay Applications to Distribution LinesA review of generally accepted applications and coordination of protection for radial power system distribution lines is presented. The advantages... Active Standard
C37.231-2006 - Recommended Practice for Microprocessor-Based Protection Equipment Firmware ControlThis recommended practice deals with the implications surrounding the use and administration of firmware revisions for protection-related... Active Standard
C37.232-2007 - Recommended Practice for Naming Time Sequence Data FilesA procedure for naming time sequence data (TSD) files, such as files produced by digital fault recorders, power swing recorders, power quality... Superseded Standard
C37.232-2011 - Common Format for Naming Time Sequence Data Files (COMNAME)A standard procedure for naming time sequence data (TSD) files, such as files produced by digital fault recorders, power swing recorders, power... Active Standard
C37.233-2009 - Guide for Power System Protection TestingThis guide covers suggested test requirements for power system protection scheme testing, system application tests, the scope and level of tests... Active Standard
C37.234-2009 - Guide for Protective Relay Applications to Power System BusesConcepts of power bus protection are discussed in this guide. Consideration is given to availability and location of breakers, current... Active Standard
C37.235-2007 - Guide for the Application of Rogowski Coils Used for Protective Relaying PurposesThis guide establishes criteria and requirements for application of Rogowski coils (RCs) (air-core current sensors) used for protective relaying... Active Standard
C37.236-2013 - Guide for Power System Protective Relay Applications Over Digital Communication ChannelsGuidance for the power system user in applying, installing and operating digital communication channels for the purpose of protective relaying is... Active Standard
C37.238-2011 - Standard Profile for Use of IEEE 1588 Precision Time Protocol in Power System ApplicationsA common profile for the use of Precision Time Protocol (PTP) of IEEE Std 1588-2008 in power system protection, control, automation, and data... Active Standard
C37.239-2010 - Common Format for Event Data Exchange (COMFEDE) for Power SystemsA common format for data files used for the interchange of various types of event data collected from electrical power systems or power system... Active Standard
C37.240-2014 - Standard Cybersecurity Requirements for Substation Automation, Protection, and Control SystemsCybersecurity measures require that a balance be achieved between technical feasibility and economic feasibility and that this balance addresses... Active Standard
C37.242-2013 - Guide for Synchronization, Calibration, Testing, and Installation of Phasor Measurement Units (PMUs) for Power System Protection and ControlGuidance for synchronization, calibration, testing, and installation of phasor measurement units (PMUs) applied in power systems is provided. The... Active Standard
C37.244-2013 - Guide for Phasor Data Concentrator Requirements for Power System Protection, Control, and MonitoringThe functional, performance, and testing guidelines for a phasor data concentrator are described in this guide. Supporting information is also... Active Standard