Answer / naresh

25kv dc

Answer / navitha reddy

AC supply at 25KV,50HZ which is converted to DC by rectifier equipment in rolling stock.

Answer / amit kumar

25 kv ac

Answer / manish

its traction not induction

Answer / rohit bharadia

25kv A.C.

Answer / shivam

25 kv ac and its internal wiring to
oprate all function works at 110v dc

Answer / kavitha jhari

25kv ac from over head lines.Then it is step down to 600v or 750v.600v for series motor and 750v for 3 phase induction motor.

Differentiate between real and apparent power?

0 Answers  

what is IP 55 & IP 54 ?

1 Answers  

What is the difference between neutral and ground?

3 Answers   Cethar Limited, Torrent Power,

WHY WE USE 4-20mA

5 Answers   Coca Cola,

What is duty cycle and protection class?

4 Answers   SISL,

A 2D array X(7,9) is stored linearly column wise in a computers memory.Each element requires 4 bytes for the storage of the value.If the first byte address of X(1,1) is 3000,what could be the last byte adress of X(5,8)?

2 Answers   TCS,

1)Why V cross Arm is used in transmission lines? 2)Why H cross Arm are not used in single poles?

1 Answers  

If the secondary winding will be open in current transformer, how to damage the insulators

2 Answers   TPDDL,

define displacement & magnitude ?

0 Answers  

why firewall is build up between two transformer (220/11kv,50MVA)?what should be the firewall height?what is the clearance between firewall and transformer?

2 Answers   Siemens, Tous Stadt,

what is different between kvar & micro farad when its comes across the capacitor rating is it possible to convert kvar to mf or mf to kvar

1 Answers   Manipal University,

For Electrical / and Electronic Systems, when we say efficiency is 80%, then what happens to other 20% from the Power consumption.? I.e. what happens to this?

1 Answers