What is transformer oil 561 used for in power transformers?

Transformer oil 561 is used for insulation and cooling in power transformers. It provides electrical insulation between live parts and the transformer tank, preventing electrical breakdown. Additionally, transformer oil 561 helps dissipate heat generated during operation, maintaining optimal temperature levels. Its chemical stability and high dielectric strength make it suitable for high-voltage applications, ensuring reliable performance and longevity of power transformers.