Buchholz relay is provided on the transformer to All Questions › Category: Electrical Machines › Buchholz relay is provided on the transformer to 0 Vote Up Vote Down Rajasri Mundrathi Staff asked 3 years ago Options: a) indicate minor faults inside the transformers.b) indicate minor & major faults and isolate the transformer during a majorfault.c) isolate the transformer during a major fault.d) indicate major fault inside the transformers 1 Answers 0 Vote Up Vote Down Rajasri Mundrathi Staff answered 3 years ago The correct answer is indicate minor & major faults and isolate the transformer during a majorfault.