What are the technical aspects of transformer oil immersed?

Transformer oil immersion involves submerging the transformer’s core and windings in insulating oil, which serves multiple technical purposes. The oil provides electrical insulation, dissipates heat generated during operation, and protects internal components from moisture and contaminants. Key aspects include the oil’s dielectric strength, thermal conductivity, and viscosity, which must meet industry standards to ensure efficient performance and longevity of the transformer. Regular testing of the oil’s properties is essential for maintenance and reliability.