how do you measure earth leakages in 3phase wires?

2 Answers  

---

I WANT YHE TECHNICAL AND ELECTRICAL SPECIFICATIONS OF 2x4MW 11KV 2x10MW 11KV 2x25MW 11KV 2x100MW 11KV HYDEL POWER PLANT i.e PROTECTION SYSTEM,MONITORING,CONTROL SYSTEM,GENERATION,SYNCHRONISATION,METERING PLEASE SEND THE DETAILS TO MY MAIL ID SPRAVEEN_222@YAHOO.CO.IN

0 Answers  

---

In dc ckt. 24v or 110v, which one is more efficient and why?

0 Answers  

---

what happens to the speed of a DC series motor when series field winding is removed?

8 Answers  

---

If we increase frequency in transmission line in lieu of voltage what will happen?

1 Answers  

---

A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?

0 Answers  

---

why we used dc supply for field in dg set

0 Answers   Hindusthan National Glass,

---

why star point of HT motor not earthed?

0 Answers  

---

when we should use Central Battery system and UPS system and why? in other words, what are the differences between the two systems?

1 Answers  

---

is the power of a single phase induction motor(Fans) is constant under varying speeds?

4 Answers  

---

WHAT IS THE MEANING CREEPAGE DISTANCE

1 Answers  

---

What do you mean by reverse current braking of an induction motor?

1 Answers  

---