A Buchholz relay can be installed on Options: A . &nbspauto-transformers B . &nbspair-cooled transformers C . &nbspwelding transformers D . &nbspoil cooled transformers

A Buchholz relay can be installed on

Question

A Buchholz relay can be installed on

Options:

A . auto-transformers

B . air-cooled transformers

C . welding transformers

D . oil cooled transformers

Answer: Option D

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