Answer / karthic

relays are the device that give signal to the circuit
breaker during fault condition protecting the system from
further damage.

Answer / manjifera

its a device which control/protects the high voltage
equipments using low voltage which is safe for human.

Answer / motilal sahu

RELAY IS FAULT SENSING DEVICE.AFTER SENSING THE FAULT IT
SEND INFORMATION TO CIRCUIT BREAKER

Answer / kannan

Relay is the combination of NO & NC contact which will be
changed during energizaztion.

Answer / nagaraju .n

it is opperating & controllig divice depending on users

Answer / anindya chitta bagchi

relay is an electromechanical/electronic device,that picks up
when certain conditions are met,and then makes normally closed
contacts open,and normally open contacts closed.

Answer / ecstatic

Relay is a device used in protection system which senses
any abnormal condition in an electrical circuit and
triggers the trip coil \../
it can also be defined as an electromagnetic switch used to
control high voltage through low voltage ..

Answer / sush

Relay is like switch having Normaly open, Normaly close &
combination of both.In relay tere is electro magnetic coil
which is energized when supply is given and atract the
armature to make the contact.

Answer / hemant

relay is an sensing device. it senses the fault condition & energises the CB coil.

Answer / gunnam santosh

basically relays are coils designed for certain current
rating if current flowing through it increases this rating
it gets energised and operates the centrifugal switch placed
in it and opens the switch.

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