IEEE Std C57.12.34-2004 Requirements for pad-mounted, compartmental-type, self-cooled, three-phase distribution transformers (2500 kVA and smaller) - High-voltage: 34500 GrdY/19920 volts and below: low-voltage: 480 volts and below
Intended for use as a basis for determining performance, interchangeability, and safety of the equipment covered, and to assist in the proper selection of such equipment.
IEEE Std C57.12.34-2004 history
1970IEEE Std C57.12.34-2022 IEEE Standard Requirements for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase Distribution Transformers, 10 MVA and Smaller; High-Voltage, 34.5 kV Nominal System Voltage and Below; Low-Voltage, 15 kV Nominal System Voltage and Below
2015IEEE Std C57.12.34-2015 Requirements for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase Distribution Transformers, 10 MVA and Smaller; High-Voltage, 34.5 kV Nominal System Voltage and Below; Low-Voltage, 15 kV Nominal System Voltage and Below
2009IEEE Std C57.12.34-2009 Requirements for pad-mounted, compartmental-type, self-cooled, three-phase distribution transformers, 5 MVA and smaller; high voltage, 34.5 kV nominal system voltage and below; low voltage, 15 kV nominal system voltage and below
2005IEEE Std C57.12.34/COR-2005 Requirements for pad-mounted, compartmental-type, self-cooled, three-phase distribution transformers (2500 kVA and smaller) - High-voltage: 34500 GrdY/19920 volts and below; low-voltage: 480 volts and below
2004IEEE Std C57.12.34-2004 Requirements for pad-mounted, compartmental-type, self-cooled, three-phase distribution transformers (2500 kVA and smaller) - High-voltage: 34500 GrdY/19920 volts and below: low-voltage: 480 volts and below