Answer / suryanaik02@gmail.com

Dry and clean oil gives BDV results, better than the oil with moisture content and other conducting impurities. Minimum breakdown voltage of transformer oil or dielectric strength of transformer oil at which this oil can safely be used in transformer, is considered as 30 KV.

Answer / asma

No it is considered as 26kv(bdv of oil) according to high voltage engineering laboratory

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