IEEE C57.12.20-2023
Current
The latest, up-to-date edition.
IEEE Standard for Overhead-Type Distribution Transformers 500 kVA and Smaller; High Voltage, 34 500 V and Below; Low Voltage, 7970/13 800Y V and Below
Hardcopy , PDF
English
01-02-2024
This standard covers certain electrical, dimensional, and mechanical characteristics and safety features of single- and three-phase, 60-Hz, liquid-immersed, self-cooled, overhead-type distribution transformers 500 kVA and smaller, high voltages 34 500 V and below, and low voltages 7970/13 800Y V and below.
| Committee |
Transformers
|
| DocumentType |
Standard
|
| ISBN |
979-8-8557-0281-1
|
| Pages |
54
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Current
|
| Supersedes |
| IEEE C57.12.24-2023 | IEEE Standard for Submersible, Three-Phase Transformers, 3750 kVA and Smaller: High Voltage, 34 500 GrdY/19 920 V and Below; Low Voltage, 600 V and Below |
| IEEE C57.12.90-2021 REDLINE | IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers |
| IEEE C57.12.31-2020 REDLINE | IEEE Standard for Pole-Mounted Equipment--Enclosure Integrity |
| IEEE C57.91-2011 REDLINE | IEEE Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators |
| IEEE C57.12.80-2010 | IEEE Standard Terminology for Power and Distribution Transformers |
| IEEE C57.12.39-2017 | IEEE Standard for Requirements for Distribution Transformer Tank Pressure Coordination |
| IEEE C57.12.70-2020 REDLINE | IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers |
| IEEE C57.12.00-2021 REDLINE | IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers |
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