Answer / dinesh

No but about railway

what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

0 Answers  

---

diffrence between windings of high tension side and low tension side of transformer

1 Answers  

---

Why OLTC(On Load Tap Changing)transformer is not recomended for improving voltage instability?

2 Answers  

---

how much Hp motor is required for water suction pump in home uses ?

1 Answers  

---

what is the differebt between ac and dc fuse?

0 Answers   IBM,

---

I have installed capacitor bank at secondary transformer. cos phi is increase. but on load (far from transormer), it still poor. Can anybody explain it??

6 Answers  

---

Why dnt we generate 5-ph or 7-ph supply like as 3-ph supply

2 Answers  

---

what is the role of frequency in electrical system

2 Answers   Hindalco,

---

Define filter?

0 Answers  

---

if we increase frequency of line, then how will string efficiency varies with it.

2 Answers  

---

what are types of ups?

1 Answers  

---

which type of effect of turbine and generator reverse power protection ?

0 Answers   NTPC,

---