Answer / subrat kumar

according to the voltage:-
.step up trf .step down trf
according to the magnetic core:-
.core type trf .shell type trf .berry type trf
according to the winding:-
.single phase trf .three phase trf .polly phase trf
according to the cooling system:-
natural cooled trf .oil cooled trf .watet cooled trf .air blast cooled trf
according to the output:-
auto trf .instrument trf(current trf,potential trf)
according to commercial use:-
.power trf .distribution trf
according to the location:-
.indoor trf .outdoor trf

Answer / manoranjan

Types of transformer is many ways
1. as per wdg. arrangement a) Core type b) Shell type
2. as per cooling a)oil cooled b) air cooled c) forced cool
as on

Answer / parvesh1989

two types of transformers...


1. shall type transformer

2. core type transformer

standard earthing rating for power line..

0 Answers  

---

whats the necessary to correct the power factor using capacitive banks in industries?

2 Answers  

---

oil sample dielectric test gives the insulation rupture voltage at 26 kv. is this transformer safe to be operated . The working voltage is 11 kv

2 Answers  

---

from which formula we select a capacitor rating?

4 Answers   Suzlon,

---

If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

0 Answers   Sterling Wilson,

---

What is force on parallel conductors ?

0 Answers  

---

I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

0 Answers  

---

what is diff. between earthing grid,earthing mess, earting grid?

0 Answers   Century Rayon, Emco, Tailor Solution,

---

What are approaches to tackle sedimentation problem of reservoir?

0 Answers  

---

how to maintain standard votage in power system?

5 Answers  

---

to improve the existing power factor whether capacitors have to be added in series or parallel.and why

3 Answers  

---

difference between ground,neutral and earth?..

4 Answers  

---