Answer / murugesan

Creepage is the shortest path between two conductive parts
(or between a conductive part and the bounding surface of
the equipment) measured along the surface of the
insulation.In disc insulator design,it saves material & at
the same time increases the distance between a conductive
part and the bounding surface of the equipment.

What is an Isolation Xformer? What is the use of it?

2 Answers  

---

What do you mean by pf of a generator? Power factor purely depends on the load (wether inductive, reactive or unity) then what does the pf mentioned on the generator nameplate means?

3 Answers  

---

auto reclosing scheme for radial ehv feeder is to be implemented or not?

1 Answers   State Board,

---

What is the effect if power factor is above 1 or unity.

15 Answers   NTS,

---

what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?

0 Answers  

---

what should we do when the CT secodary gets open? how do we short circuit it? using tester or screw driver? not dangerous?

6 Answers  

---

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

---

Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

0 Answers  

---

if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?

0 Answers   Delta,

---

We have two parts in generator, electrical & mechanical. how it works?

0 Answers   TATA,

---

How can we estimate Gen rotor current?

3 Answers  

---

At what speed 1 HP motor can run an electric car of weighing 400 kg?

0 Answers  

---