what is earthing/

Answer Posted / nalini

To get a safety of overload current

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is PID control in VFD drives?

1503


What is lifting power for 1 wb/m2 and 1 A magnet?

1693


What is tan delta & PPM in transformer? and whats its IS value?

1591


DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT

5023


one conductor length is L.and i am strech uniformly this conductor and made length is 2L.so resistance of this strech conductor is R=4R..but i want to know about area of stech conductor hows it become a/2..

1684






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?

1742


Why we are going for converter transformers for DC drives application instead of distribution transformer?

1442


tell me about eletrical contractor

1519


what is formula to cal cute earth pit numbers and size of earth strip used in earthing?

1802


What are the advantages of speed control using thyristor?

650


How does a transformer contribute towards the widespread popularity of ac system over dc?

652


what is meant by flywheel and its role in retardation test

1963


is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

1646


how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........

4419


what is PWM in IGBT and how it works for drive.?

1233