Answer / k.prakashchandra

It is a digital relay taking many samples for measurement
for deciding the fault.

HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?

0 Answers   ANZ,

---

will a fluorescent bulb work when dc is passed through it?? if not why??

4 Answers   TCS,

---

what is different between buchhoz relay and pressure relife devices in transformer

2 Answers   Spanco,

---

how to operate and maintenance of 1500 kva diesel generator set

0 Answers   Supertech,

---

What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.

0 Answers   Bhushan Power Steel,

---

if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

0 Answers  

---

Define unilateral circuit?

0 Answers  

---

WHY IS HV WINDING OF A TRANSFRMER SECTIONALIZED???

3 Answers  

---

Why 1/3 is used in symmetrical components?

0 Answers   ABB,

---

The series field winding has low resistance while the shunt field winding has high resistance. Why?

0 Answers  

---

what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 Answers   ABB,

---

what is the difference between single phase, 2 phase, and 3 phase in electric meter?

1 Answers  

---