Which circuit breaker arc quenching time is low AC or DC breaker?
Answer Posted / g.esakkimuthuraman
AC because AC arc current come to zero but DC arc current does not come to zero so it will take some time compared with AC.
| Is This Answer Correct ? | 14 Yes | 0 No |
Post New Answer View All Answers
I completed my BE EEE degree 2006 .... which license should i apply .... ?????
what are the specifications we must look at to select a relay for any capacity motor?
Explain about c.t?
What is the meaning of utility ground and clean ground? How the distribution panel is grounded?
What type of a DC motor would you use for a lift?
Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???
I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?
What is formula calculation size cable wire ?
what is alluminium arm in ab conductors
how to extend relay operating timing in 24V dc relay card (without using Timer )
What is the instrument to check the rotating diode fuse of alternator in running conditions?
is it possible to test of bus bar in high rise building without completed full floor ?
H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....
Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?
why do we carry out winding resistance test?