why transformer ratings are taken in 11kv 22kv 33kv but not in 10,20,30kv

5 Answers   ushacomm,

---

the parts of transformers ?

1 Answers   Bhel, Facility management,

---

Why the Transformer connection is changing in different transformer?(Like Star & Delta,Delta & Delta,Star & Star,Delta Star) From that connection where it is used?

2 Answers  

---

What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

0 Answers  

---

What difference between TRANSFORMERS and TRANSDUCERS???

1 Answers  

---

why do we generate only 3ph ac?is it possible to generate 4ph,5ph,....?

6 Answers   Accenture, Bhel, Reliance,

---

how to select battery for 15 KVA UPS with formula

0 Answers  

---

what is the difference between main meter CT and check meter CT?and what is the difference between main meter PT and check meter PT?

2 Answers   Tesco,

---

what is the difference between directional & non directional earth fault with example please explain.

0 Answers  

---

why hv current transformers have big size ?

5 Answers   RailTel, TCS,

---

What current position are you holding in your current company?

0 Answers  

---

why semiconductor fuse used in drive ,not ordinary?

4 Answers   EAP, Essar,

---