what is mean by NTPC?,why didn't electric shock in train?

7 Answers  

---

In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

0 Answers  

---

what is the use of neutral?

14 Answers   IOCL,

---

What is transformer saturation?

1 Answers  

---

how 650 volts creates? where is use?

0 Answers   DCL,

---

if our load is 65000 watts howcan we find out all char like cable size. mcccb etc

3 Answers  

---

why buchholz relay installed in inclined position

3 Answers   Eskom,

---

If we have 630kva step down transformer to operation 3 phase motor 150 kva which size of cable is used? at circuit breaker to 3 phase motor or to electrical board

1 Answers  

---

i have 28/32 MVA power transformer with 11/6.6 KC voltage rating and 12%impedance.it have star connection at both side.but it have another thied winding tertiary winding.what is used of this winding. pl tell me

7 Answers  

---

why transmission line towers are longer than communication line towers?

3 Answers  

---

What is maximum power transfer theorem?

0 Answers  

---

Why in Hv transmission line as we see there are generally 6 or more than 4 conductor wires are used instead of 4 i.e. 3 for phase and 1 for neutral wire?????

2 Answers  

---