Answer / sudhakar

it works on mutual induction principle

Answer / sanjeev pal

Transformer is a static electromagnetic device. which
convert electrical energy one ckt to another ckt without
change frequency.working on electromagnetic induction it means,

Answer / selva kumar

Transformer is a device, which is used to transmit the
power from one circuit to another circuit without changing
frequency...

Answer / krithi

the transformer works on mutual induction and mutual power
density principle.

Answer / dinesh

transformer is a static device which transfers electric
power from one circuit to another circuit without changing
frequency

Answer / raman

Voltage step up or step down by using a transformer on same frequency.

Answer / salman younas

it works on the principal of mutual induction.

Answer / mounika

Faraday's law of electro magnetic induction

Answer / manivel

magnetic induction

What is the main function of fuse?

7 Answers  

Dear Friends, Need your help for connecting APFC panel, Quotation : I have 2 No’s 1000 KVA Transformers, both transformers are having separate APFC panels, ( Tr-1,400KVAR, TR-2,450 KVAR) Now I want to stop One transformer, present load is 650Amps, Max, So One transformer is enough, I have switched OFF TR-1, but PF is not maintaining properly, its 0.5, So now I want to connect TR-2 APFC also in TR-1 Loads, Can any one answer for my Quotation with drawing, how to connect TR-2 APFC panel in TR-1 Loads,

4 Answers   L&T,

What is diode fuse ? How it is working?

1 Answers   Hyundai, LG,

iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?

0 Answers  

Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?

0 Answers   Prism Cement,

why not starting switch first connect in direct on line starter?????

0 Answers  

Difference between UPS and Inverter?

7 Answers   HCL,

I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

0 Answers  

What is the meaning of high reputuring in HRC fuse.?

1 Answers   ABB,

why do MCB melt but not tripped in lighting highmast??

1 Answers   AHPCL,

What does substation operator do in substation?

2 Answers   ABB,

What is meant by a stray loss of a induction motor??? What is the equation to find it

0 Answers