Problems associated with differential protection  is/are 

  • AMagnetizing inrush current.
  • BMismatching characteristics of CTs.
  • CCharge of ratio as a result of tapping. 
  • DAll of the above. 
Correct Answer : (D)

All of the above. 

Hints :

Problems associated with differential protection are Magnetizing inrush current, Mismatching characteristics of CTs and Charge of ratio as a result of tapping. 


The most serious consequence of a major uncleared short-circuit fault could be


Which of the following results in a symmetrical fault?

Join The Discussion