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what is a relay?

Answers were Sorted based on User's Feedback



what is a relay?..

Answer / kandula bharadwaj

For transmission of electrical power from one substation to another substation relay can be used

Is This Answer Correct ?    0 Yes 0 No

what is a relay?..

Answer / milan

A relay is a protective device which senses the fault
current or voltage and operates the circuit breaker to
isolate the equipment from the system.

Is This Answer Correct ?    3 Yes 4 No

what is a relay?..

Answer / bikash chandra pal

It is a device which generate & send some desired output
signal on receipt of desired input signal & comparision of
the same with some preset value/Data, based on it's inbuilt
logic.

Is This Answer Correct ?    0 Yes 1 No

what is a relay?..

Answer / gopal

A RELAY IS A PROTECTION DEVICE , WHICH PROTECT THE WHOLE
SYSTEM TO A FAULT . IT WORKS LIKE A AUTOMATIC SENSOR , WHEN
ANY FAULT OCCURS IN SYSTEM IT SIGNALS TO VCB AND ISOLATE
THE FAULT.

Is This Answer Correct ?    0 Yes 1 No

what is a relay?..

Answer / saravanakumar

relay is a protecting device. it will measure the fault
current present the circuit, and then operate the circuit
breaker contacts to remove the faulty portion from the
circuit

Is This Answer Correct ?    1 Yes 4 No

what is a relay?..

Answer / g.balaji

Relay is a sensing device which senses a particular circuit
condition(eg:DC/AC Voltage & Current) and changes the
status of its contacts(eg:NO to NC,NC to NO)by which it
operates the auxiliary devices connected to the contacts.

Is This Answer Correct ?    1 Yes 4 No

what is a relay?..

Answer / suresh

A relay is a sensing device which actuates on fault current.

Is This Answer Correct ?    1 Yes 6 No

what is a relay?..

Answer / fayaz

relay is the switch it was re laying the eletricakl
circuit ofter every operation for next operation

Is This Answer Correct ?    1 Yes 6 No

what is a relay?..

Answer / ankaraju.k

It is actuating device for the circuitbreaker

Is This Answer Correct ?    0 Yes 8 No

what is a relay?..

Answer / ss

relay is switch

Is This Answer Correct ?    2 Yes 12 No

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