What is the maximun current carring capacity in per phase for three pole 100anps rating ncb

3 Answers   L&T,

---

What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

0 Answers  

---

What is the advantage of Neutral graunding transformer insted of Neutral graunding Resistance in generating station explain briefly.

2 Answers  

---

what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

---

What is the relationship between voltage,current & frequency?

0 Answers  

---

What are the starting currents of different motors and also what are the running currents, and idle currents?

6 Answers  

---

why there is a humming noise in transformer

8 Answers   Bhel,

---

what is the UPS

4 Answers  

---

i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

0 Answers  

---

what is the principle of switchgear and its function

1 Answers  

---

Why selected cable colour red yellow and blue in 3 phase Electrical system?

9 Answers   Crompton Greaves, Essar, Gridco,

---

what is positive , negative & zero equivalent system resistance

0 Answers  

---