Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole
- 1 Answers
- 1904 Views
- I also Faced
- E-Mail Answers
Answer Posted / k.prakashchandra
As a safety measure , the tr is completely isolated
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
how to compute kvar in substation feeder to improve power factor and sending voltage
what is the purpose of bypass mode in energy lighting transformer?
what is active power & reactive power?
How is the percentage impedence of a transformer fixed at design stage???
why the active power flow of some line is increased when the active power of out is cut ?
what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.
Define resonant frequency?
What is lifting power for 1 wb/m2 and 1 A magnet?
where lt & ht capacitor used
What are diffrent type of road taxes?
what is the method of earthing of a transformer using electrodes?
what is the meaning of the symbol << >> put in transformer drawing
When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?
what is servo motor & how does it work.
For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?
