Safety measures in air circuit breaker

Answer Posted / sanjib kr. patra

Safety Measure in ACB: 1) Over voltage 2) Under voltage 3) Over Current 4) Earth Fault are taken care using proper relay and its setting.

Is This Answer Correct ?    6 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

1701


HOW TO CALCULATE EARTHING SIZING?

1558


What is meant by bus bar protection?

640


How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter

6685


PIU how does work?

1986






what is ramping rate of generator

1562


Write a note on materials used as a fuse element.

1684


how calculated Transformer losses.

1570


What are IP protections used for electrical panels, JB, equipments installed in explosive zones like Petrochemicals, Oil & gas

1217


The power supplied to a 50mH inductor from a 120V, 60Hz source will be

4217


how can check the resistance of battery contact?

1773


any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1445


IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?

1430


Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

1024


WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE

1573