What are the properties of transformer insulating oil?

The properties of transformer insulating oil include high dielectric strength, low viscosity, and excellent thermal conductivity. These properties ensure effective insulation and cooling within power transformers. Additionally, transformer insulating oil is chemically stable, has a high flash point, and is resistant to oxidation, which enhances its longevity and performance in electrical applications. These characteristics are crucial for maintaining the reliability and efficiency of power transformers.