Answer / ashwin

Buchholz relay is used in oil transformer. It is used to identify slowly developing faults in the transformer as a result of which the oil develops air bubbles. It is connected between the transformer core and the conservator.

Answer / z_hosen

Definitely Buchholz relay is used for protection of oil
transformer. when any internal short circuit (between
conductors) is occur then huge current is flow and heat is
produce as a result oil try to go quickly from oil tank to
conservator and Buchholz relay is operated.

Thanking u
z_hosen@yahoo.com

Answer / raju

Buchholz relay is used for oil transformer because it is a
gas actuated relay.

Answer / nagarjuna

oil core t\fs

Answer / parmod kumar

Buchholz relay is used in specially oil cooled transformer
to prevent any fault short circuit when short circuit
occurs in the transformer tank temperature of the oil
increases and become vapour then vapour evaporates and
enter the buchholz relay which is installed between the
Transformer core and conservator tank.After entering the
relay it tilts the upper float valve of the relay which
give alarm & if continuously temp increase then the relay
operates and give command to Panel tripping relay & trip
the VCB/SF6 .Thus it prevents from transformer.

Answer / nandhini

Air core T/F

Answer / prashant singh

oil t/f

Answer / guruvendrakumar

buchholz relay is used for production of oil
transformer.relay is sensing the fault.

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