Life of Power Transformers Immersed in Oil: State-of-the-Art. Part II. Correlation Between Results of Physical -Quimical Tests

The present document is the continuation of part I of the state-of-the-art of the life of power transformers immersed in oil. A revision, of the correlation that exits between the degree of polymerization and the content of furans, is done. The advantages and disadvantages of the methods used to know the life of insulation from power transformer are shown and a classification of the tools used in the analysis of the life of power transformers is done.