what is creepage distance in sub-station?

3 Answers   ABB,

---

Describe Non I.S. Earth System and why is it used?

0 Answers   KPJV,

---

what is the use of vcb & isolator in substation?

4 Answers  

---

what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.

0 Answers   HEC,

---

IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers   L&T,

---

What is the function of RCBO? What are the different sensitivity ratings & each application?

0 Answers   L&T, Legrand,

---

how to calc. current for 5MVAR,50hz,33kv

1 Answers  

---

What is the comparison of PILC and XLPE cable

0 Answers  

---

Please explain open transition and closed transistion system in Star delta Starter?and also the state difference of both?

4 Answers  

---

what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

0 Answers  

---

(1) From the following option, which option is correct for largest size transformer.? a)1KVA,25Hz , b)1KVA,50HZ , c)1KVA,60Hz , d)1KVA,100Hz

5 Answers   Torrent Power,

---

What is the significance of vector grouping in Power Transformers??

3 Answers  

---