What is the difference between Isolator annd Circuit
Breaker.

Answer Posted / ramakrishnan.k

Isolator to be operated manually like switch.And circuit
breaker isolate the circuit automatically when there is
fault or over load in the circuit breaker.

Is This Answer Correct ?    14 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

1566


write down the formula of cable size in RM if current is 50Amp.

916


if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1358


Load transfer in 11kv double busbar switchgear - operation.

1499


I have 4 busbar of 1000 ampere. we use 4 busbar to make 4000 ampere in one phase.my problem is that when we applied 60% load on that then busbar produced high noise.what is the reason of that and how can i minimize that noise.

1289






In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above

1748


How can we design a HVAC Plant room which includes AHU,FCU,Chillers,Cooling towers, Pumps etc & how will they work? any Drawing if possible?

1871


how to calculate the fault in substation

1716


What is dc current source?

729


What is the unit of attenuation?

611


working of diesel generator ?

1355


What is the exact formula for one weber of magnetic flux?

1667


Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

1564


how do i commission a distribution transformer knowing all its ratings and transformation ratios?d

3896


There is any especial requirement for motor to drive through with VFD?

2176