Answer / k.prakashchandra

Differential relay compares the correspondig currents of
the same phase on both sides,where REFR compares the
unbalanced current of the phases with the current in the
neutral

why the neutral point of star connnection oscillates?

3 Answers   Avalon,

---

What makes the difference between 50Hz supply and 60Hz supply which one is economical? What is the use of using increased frequency?

5 Answers   ABB,

---

How to do stting of vl250 siemens MCCB

0 Answers   Qatar Steel,

---

what are the shades for mimic diagram i.e for 3.3kv,6.6kv,11kv,22kv and 33kv? which is the IS for mimic diagram?

2 Answers  

---

what is the reason of current flow in nutral although load is balanced (three phase equal current)

3 Answers  

---

Reduction in supply voltage by 10% will change the torque of the motor by ___.

1 Answers   UGVCL Uttar Gujarat Vij Company Ltd,

---

when ELCB breaks the circuit than INVERTER auto-connect the circuit to the battery than how can the operetor is safe??

1 Answers  

---

what is EIB lighting control system? what is the advantages of this system?

0 Answers  

---

Which one is given high energy in same power consumption AC or DC

1 Answers   Dhyey Creation,

---

State norton’s theorem?

0 Answers  

---

what is cut out fuse?

1 Answers  

---

Wat is the best to use in a generator a 6.5kva or a 7 kw

4 Answers  

---