What is the advantage of Neutral graunding transformer
insted of Neutral graunding Resistance in generating
station explain briefly.
- 2 Answers
- 5870 Views
- I also Faced
- E-Mail Answers
Answer Posted / devang machchhar
with the same value of resistance, NGT shows more
resistnace in ground circuit and limit the current for
instantanious high fualts at the first 3 power cycles,
providing safety to the generator or transformer.
| Is This Answer Correct ? | 0 Yes | 2 No |
Post New Answer View All Answers
we need a ntpc previous papers
what is High resistance grounding and whatis the criteria for the selection of High resistance grounding
Sir, My doubt on cable sizing calculation, Load:74 KW calculated cable 1 run 50mm2. Now client asking us to reduce cable size by increasing runs. Sir, My question now when my mind strikes with 2 options 1) Divide load 74/2 = 36 and calculate cable for 36+36 making it 2 runs or 2) Simply i can divide 50mm2 /2 ie. 2 runs of 25mm2 Please suggest me sir
how does a liquid starter reduce the starting currents?
State kirchoff voltage law?
What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?
What is the settings of distance protection relay in 400 kv line
why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc
what are the parameters plays a major role in Potential transformer Burden calculation??
why actual valve timing diagram is different than ideal valve timing digram of a 4 stroke engine?
Can anybody just suggest about the scope of Electrical design with ETAP software?Just guide me?
What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning
What are the different types of LT Cables?
features of hbc fuses
Alternator rotor earth fault relay circuit
