Answer / a.p.nanjappa

No.it is done for building campus,
industries,hospitals.large campuses, tv station...

It depends on load,voltage level of source and distribution
sytem.


refer IEEE 80 hand book

what is necessity of using isolation transformer?

4 Answers   NTPC,

---

What is x/r ratio?

1 Answers  

---

hi... Can anybody give me description of type-2 coordination, IP protection, NEMA standards ? Thanks..

2 Answers   KSEB,

---

How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

0 Answers   Apollo,

---

Differentiate between kirchhoff’s first law and kirchhoff’s second law?

0 Answers  

---

Hi, This is Laila. I am selected for syndicate bank interview. Could you please share your views and the questions asked if you have faced the interview My email id is laila_honey09@yahoo.com Please send as fast as u can.Thank You Thanks... Laila.

0 Answers   RRB,

---

what is the difference between a hooter and a mcp

2 Answers  

---

what is the CT & PT. where is it uses.what is the using that plese kindly answer me...?

4 Answers   Cap Gemini, JLL,

---

what is the relation bw voltage and F in capacitor?

3 Answers   TATA, Tata Motors,

---

temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%

0 Answers  

---

For what purpose an AVR in generator sensing generator output voltage?and how the sensing is done by AVR?

3 Answers  

---

WHAT IS THE MEANING OF 'UPF'&'LPF'.... HOW CAN WE DEFINE IT? WHAT IS THE VALUE/RANGE OF EARTH WIRE RESISTANCE USED PARTICULARLY IN HOME....

2 Answers  

---