IEEE C37.121-2012 REDLINE
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
IEEE Guide for Switchgear - Unit Substation - Requirements
Available format(s)
PDF
Superseded date
15-06-2020
Superseded by
Language(s)
English
Published date
22-02-2013
Important note : All end users must be registered with an Account prior to user licenses being assigned.Defines the requirements for three-phase unit substations for step-down operation in the range of 112.5 kVA through 1,000 kVA at primary voltages of 601 volts through 38 kilovolts.
| Committee |
Switchgear
|
| DocumentType |
Standard
|
| Pages |
89
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| CSA C22.3 No. 61936-1 : 2008 | POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES |
| CSA C22.3 No. 61936-1 : 2008 : R2015 | POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES |
| ANSI C57.12.27 : 1982 | LIQUID-FILLED DISTRIBUTION TRANSFORMERS USED IN PAD-MOUNTED INSTALLATIONS INCLUDING UNIT SUBSTATIONS CONFORMANCE STANDARD FOR, |
| IEEE C37.91-2008 REDLINE | IEEE Guide for Protecting Power Transformers |
| IEEE C57.96-1999 | IEEE Guide for Loading Dry-Type Distribution and Power Transformers |
| IEEE C57.12.51-2008 | REQUIREMENTS FOR SEALED DRY-TYPE POWER TRANSFORMERS, 501 KVA AND LARGER, THREE-PHASE, WITH HIGH-VOLTAGE 601 TO 34500 VOLTS, LOW-VOLTAGE 208Y/120 TO 4160 VOLTS |
| IEEE C57.12.52-2012 | IEEE Standard for 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 Requirements |
| IEEE 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 C37.90-2005 | IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus |
| IEEE C37.20.1-2015 | IEEE Standard for Metal-Enclosed Low-Voltage (1000 Vac and below, 3200 Vdc and below) Power Circuit Breaker Switchgear |
| IEEE 241 : 1990 | ELECTRIC POWER SYSTEMS IN COMMERCIAL BUILDINGS |
| IEEE C57.12.01-2015 REDLINE | IEEE Standard for General Requirements for Dry-Type Distribution and Power Transformers |
| ANSI C57.12.40 : 2011 | AMERICAN NATIONAL STANDARD FOR SECONDARY NETWORK TRANSFORMERS - SUBWAY AND VAULT TYPES (LIQUID IMMERSED) - REQUIREMENTS |
| IEEE C37.20.1-2002 | IEEE Standard for Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear |
| 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 |
| NEMA SG 2 : 1993 | HIGH VOLTAGE FUSES |
| IEEE C37.20.2-2015 | IEEE Standard for Metal-Clad Switchgear |
| NFPA 70B : 2016 | RECOMMENDED PRACTICE FOR ELECTRICAL EQUIPMENT MAINTENANCE |
| IEEE C57.12.00-2015 | IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers |
| IEEE C57.91-2011 REDLINE | IEEE Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators |
| IEEE C57.96-2013 | IEEE Guide for Loading Dry-Type Distribution and Power Transformers |
| IEEE C57.12.00-2010 REDLINE | IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers |
| IEEE C57.12.01-2005 | IEEE Standard General Requirements for Dry-Type Distribution and Power Transformers Including Those with Solid Cast and/or Resin Encapsulated Windings |
| IEEE 4-2013 | IEEE Standard for High-Voltage Testing Techniques |
| ANSI C37.55 : 1989 | MEDIUM VOLTAGE METAL-CLAD ASSEMBLIES - CONFORMANCE TEST PROCEDURES |
| IEEE C37.20.3-2013 REDLINE | IEEE Standard for Metal-Enclosed Interrupter Switchgear (1 kV-38 kV) |
| IEEE C57.104-2008 | IEEE Guide for the Interpretation of Gases Generated in Oil-Immersed Transformers |
| IEEE C37.010-1999 | IEEE Application Guide for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis |
| ANSI 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 Requirements |
| ANSI C57.12.13 : 1982 | LIQUID-FILLED TRANSFORMERS USED IN UNIT INSTALLATIONS INCLUDING UNIT SUBSTATIONS, CONFORMANCE STANDARD FOR |
| ANSI C84.1 : 2016 | ELECTRIC POWER SYSTEMS AND EQUIPMENT - VOLTAGE RATINGS (60 HERTZ) |
| IEEE C37.40-2003 | IEEE Standard Service Conditions and Definitions for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories |
| IEEE C57.92-1981 | IEEE Guide for Loading Mineral-Oil-Immersed Power Transformers Up to and Including 100 MVA with 55 C or 65 C Average Winding Rise |
| IEEE 142 : 2007 | GROUNDING OF INDUSTRIAL AND COMMERCIAL POWER SYSTEMS |
| IEEE C57.12.51-2008 | IEEE Standard for 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 Requirements |
| NFPA 70 : 2017 | NATIONAL ELECTRICAL CODE |
| IEEE C37.20.2-1999 | IEEE Standard for Metal-Clad Switchgear |
| IEEE C37.24-2003 | IEEE Guide for Evaluating the Effect of Solar Radiation on Outdoor Metal-Enclosed Switchgear |
| NEMA SG 5-1995 | POWER SWITCHGEAR ASSEMBLIES |
| IEEE C57.12.70-2011 | IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers |
| IEEE C37.20.3-2001 | IEEE Standard for Metal-Enclosed Interrupter Switchgear |
| NEMA ICS 2:2008 | Controllers, Contactors and Overload Relays Rated 600 V |
| IEEE C57.94-1982 | IEEE Recommended Practice for Installation, Application, Operation, and Maintenance of Dry-Type General Purpose Distribution and Power Transformers |
| IEEE C37.23-2003 | IEEE Standard for Metal-Enclosed Bus |
| IEEE C57.12.50 : 1981 | 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 34500 VOLTS, LOW-VOLTAGE 120 TO 600 VOLTS |
| IEEE C57.12.10-2010 REDLINE | IEEE Standard Requirements for Liquid-Immersed Power Transformers |
| IEEE C62.22-2009 REDLINE | IEEE Guide for the Application of Metal-Oxide Surge Arresters for Alternating-Current Systems |
| IEEE 141 : 1993 | IEEE Recommended Practice for Electric Power Distribution for Industrial Plants |
| IEEE C57.106-2006 | IEEE Guide for Acceptance and Maintenance of Insulating Oil in Equipment |
| ANSI C57.12.57 : 1987 | AMERICAN NATIONAL STANDARD FOR TRANSFORMERS - VENTILATED DRY-TYPE NETWORK TRANSFORMERS 2500 KVA AND BELOW, THREE-PHASE, WITH HIGH-VOLTAGE 34500 VOLTS AND BELOW, LOW-VOLTAGE 216Y/125 AND 480Y/227 VOLTS - REQUIREMENTS |
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