A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.

4 Answers  

---

what power factor should we maintain to get maximum benefits our organisation load is 10 MW? is it best to maintain the PF at .96 rather than Unity to save electricity bill?

1 Answers  

---

What are the typical values of characteristic impedences of overhead line and underground cabel? Why there is so much variation?

1 Answers  

---

how to male a d.c bettery to blow a 230v bulb?

1 Answers  

---

what is meant by real power,active power,reactive power & apprent power ?please explain it?

3 Answers  

---

What will happen if the d.c. Shunt motor opened accidentally running on no-load has its shunt field winding?

0 Answers  

---

Can we check ELCB constantly from R1 to R8 phase in 1 no DB?

0 Answers   Legrand,

---

how we can calcultae the short circuit level for bus bar

0 Answers   Jaiprakash, Panorama Apparels,

---

How can w select the cable size for different rating load & also waht r factors affecting the during selection of cable?

11 Answers   AB Inc, Bosch, BRB Cable, Lucas TVS, Trisome Technical Services,

---

what will happen if secondary of potential transformer (220kv/110volt) of any metering core or protection core (cables) of any phase got earthed??

1 Answers  

---

tell me about xlpe cable?

1 Answers   IOCL,

---

What are the functions of different Parts of Alternator?

2 Answers  

---