what should be the air clearence between phase to phase,
phase to earth in Medium voltage switchgear for
3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for
this?

Answer Posted / k.prakashchandra

IE Rules 1956

Is This Answer Correct ?    4 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How we can come to know the substation range,without go through any name plate ?

1501


Why the efficiency of generator is more than motor in swinburne's test

1579


What is your acheivements

1679


1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be

1484


For overhead protection we use which transformer?

1951






How to convert 2 phase to 3 phase electricpower in induction moter?

1684


Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?

790


at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds

1356


What is CCM in Electrical ? where can we use this material?

945


give some advantages and disadvantages of combiniing the session, presentation, and application layer in the osi model into one single application layer in the internet model

2244


how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)

1236


what is the difference between ac motor and dc generator

1299


What is the cut-off rate?

723


Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?

1539


What is nichols chart?

776