IEEE C57.19.04-2018 PDF
This standard covers the electrical, dimensional, and related special requirements for high current rating power transformer bushings located within bus enclosures that have rated continuous current in excess of 5000 A. Bushings covered by this standard are intended for use as components of liquid-filled transformers including, but not limited to, generator step-up (GSU) transformers.
New IEEE Standard – Active. The electrical, dimensional, and related special requirements for high current rating power transformer bushings within bus enclosures that have rated continuous current in excess of 5000 A are addressed in this standard. Bushings covered by this standard are intended for use as components of liquid-filled transformers, including but not limited to Generator Step-Up (GSU) Transformers.