ASTM D 3455 - Standard Test Methods for Compatibility of Construction Material with Electrical Insulating Oil of Petroleum Origin has been used for Testing Transformer Oils with a product placed in it.
Aged Control Oil has a Power Factor of 0.032% at 100°C.
Aged Oil with a Test component has a Power Factor of 0.093% at 100°.

Is this increase acceptable?
If not why?
How much increase is acceptable?


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