different between circuit breaker & switchgear & relays

Answer Posted / amol payghan

Relay is used to detect the fault condition and initiate the operation of the circuit breaker.

Circuit beaker is used to disconnect/isolate the faulty circuit from the bus bar system.

Switchgear are the apparatus used for switching, controlling and protecting the electrical circuit and equipements

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power

602


please write motor, transformer, Generator setting, fault level calculation of Tr.etc

1516


what is the method of earthing of a transformer using electrodes?

1723


Can i replace Earth leakage relay to the faulty Earth Faulty Relay

1041


What will happen if i replace a inductive proximity switch with photo sensor in a machine?

1399






explain with diagram how to protect transformers and substations from over current with help of CT's?

1502


The advantages of Magnetic flux leakage technique over Ultrasonic technique for non distructive testing of material.

1488


What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?

1620


What is superposition theorem?

696


HOW TO CALCULATE HV CABLE SIZING?

2561


What is difference between start imitation and start interlock for 3 phase motor protection ?

1791


When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?

1446


WHY EXCITER PHASE SEQUENCE ARE OPPOSITE THAN STATOR SUPPLY PHASE SEQUENCE IN SYNCHRONOUS MOTOR >

1439


What are the classifications of heating element?

1519


Why AC & DC capacitor are use in UPS ??????????????????

1589