For Synchronisation of DG Sets Sometimes we people use NIC (Neutral Isolation Contactor) Instead of 4-pole ACB or any switchgerar..Please guide me why is it so????

4 Answers   Piramal Glass Limited,

---

what is the UPS

4 Answers  

---

which supply is used in traction system

3 Answers  

---

How to check the efficiency of the generator , air compressors.

1 Answers   CIL,

---

what is vch ?

1 Answers   CTS,

---

can we measure +,-.zero sequence current ....? if so how can ???

2 Answers   NLC,

---

. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV?

3 Answers  

---

Explain the advantages and disadvantages of hydropower plant?

0 Answers  

---

why mosquito bat makes noise when it hits with a insect?

2 Answers  

---

Why is it not possible to operate a star-delta transformer in parallel with delta-delta transformer?

1 Answers  

---

what happens if DG N earthing fails while running and N Earthing fails while Transformer on load ???what will be the impact ???????/

2 Answers  

---

What is the function of a capacitor in a ceiling fan?

2 Answers  

---