Answer / k.mareeswari

Electric train uses only one conductor.It doesn,t need any
separate neutral line because rail itself acts as neutral
path or return path.
And this runs in single phase.

Answer / virendra

Addition to the above Electrical train motor is DC series
moter & runs at 25 kv , it runs on single phase & the
return path will be trhough the track which is again earth
at several places.

Answer / pavan sharma

additional in above we use negative booster to control
effect of voltage drop on rail track

why fuse amperes rating are specified ratings like 32amp & 64 amps?

2 Answers  

---

why we use the 100% and 95% stator earth fault protection for the synchronus generator ?

0 Answers   Operational Energy Group,

---

what is meant by power and distribution transformer ?

0 Answers   CG,

---

What is voltage ratio of a transformer?

0 Answers  

---

Mention what are the types of semi-conductors?

0 Answers  

---

Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?

0 Answers  

---

how will you determine the short circuit capacity of a network

3 Answers   Dalkia,

---

is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

0 Answers  

---

I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?

0 Answers  

---

whta does the middle finger stands in flemings left hand rule

3 Answers  

---

hi how are you? i m in walchand college of engg. do you have interest in join me through email so send your email id

0 Answers  

---

If 110V DC Coil Contactor taken 15ma DC on load,than how much AC current wil be taken?

0 Answers   Lafarge, Shree Cement,

---