Answer / ravi

Differential Protection is intended to protect the
transformer windings. For this purpose we need to arrange
the CTs on both primary and secondary side of the
transformer and connect both the secondaries in such a way
that whenever the fault level increases above the threshold
value then the the associted relay will trip the power
circuit.

what is a FACTS devices? what is mean by STATCOM????

1 Answers   IIT,

---

i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.

0 Answers  

---

How many kw will suply from one db

0 Answers  

---

if we give DC suply to the AC motor what hapen

5 Answers   TATA,

---

In batteries after completion of charging which colour gas is emitted from it?

2 Answers   Essar,

---

what parameters should we check to reduce the power bill

0 Answers  

---

Refernce currents are to be generated using refernce cueernts how can this be done

0 Answers   ABC, Wipro,

---

what is difference between fuse and circuit breaker?

4 Answers  

---

tell me about roaster switch .& what is the function in transmission & distribution?

0 Answers  

---

How can we check ELCB trip current sensitivity How can we check earth resistance value

2 Answers  

---

How to do cable sizing calculation for 750 A Neutral Earthing resistor for 33kv. the 33kv cable going to swbd. is 630mm2 3 runs.

0 Answers  

---

i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

0 Answers  

---