Answer / varsha

A relay is a device which detects the fault and supplies
the information to the breaker for circuit interruption

Answer / tanu

nd relay is non
directional
relay thats
allows fault
current to be
flow in both
directions.
It always
connected to the
source side. And
sends signal to
c.b. When fault
occur in its
range.

can anibody tel me on what basis the transformer vector groups are determined????

1 Answers  

---

WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

0 Answers  

---

A jet of fluid strikes a plate What was the force required to counter it?

0 Answers  

---

What are the differents between Breaker & Contactor?

8 Answers  

---

what is meant by boost charge in batteries

1 Answers   MTS,

---

If I have a motor of 1MW with 6.6kv, running at 35% load, how can i save energy without reducing the load ?

2 Answers   Reddy Labs,

---

Why need 3phase machine double earthing?

0 Answers  

---

what is different between grounding and earthings?

4 Answers  

---

I have running 4 generator in paralel.All generators Voltages is same(470 V),KW also same (100 KW) but only No2 generator Amper is high than another generators. DG No:1,3,4 470V,100KW, 150 A DG No:2 470V,100KW,400 A

4 Answers  

---

What will happen if the d.c. Machine is operated below rated speed?

0 Answers  

---

if dc motor can operate by ac supply ? if its possible means how ?

2 Answers  

---

importance of reactive power management

0 Answers  

---