Vaccum circuit breaker

0 Answers  

---

why maintain the Dg PF is 0.8? Explain?

4 Answers  

---

The Source internal resitanse Rs , When equal to Load resistance RL, the maximum transfered is of _____ % of input power?

2 Answers  

---

how to calculate capacitor rating for an induction transformer ex.for 12 mva furnace calculate capacitor rating

2 Answers  

---

Is it possible that Generator trip but Turbine not trip.Give explanation.

1 Answers   Essar,

---

what is power factor? how can we correction the power factor if this is high or low? If anyone know please please send the answer on my email id ( kumarkirshan@in.com )

5 Answers  

---

How the electric train gets the supply of electricity? What is the return path of the current?

7 Answers   NTPC,

---

why dc supply is given to the field of alternator

9 Answers  

---

Difference in load break switch, isolator and circuit breaker.

1 Answers   KSEB, L&T, Siemens,

---

which bridge is used to measure frequency?

2 Answers  

---

What is vaccum currcuit breaker.define with cause and where be use it device?

0 Answers  

---

how to know the diffrential relay setting of 06mva step- down (delta-star)transformer?

0 Answers   IPCL,

---