Answer / koti

It works as ballast (gives high voltage) at start and controls current by dropping voltage during running.

Answer / sanjana singh

IT KEEP CURRENT IN LIMIT . & ALSO REDUCE DISTURBANCES FROM CURRENT

Answer / guest

choke is used to transfor high voltage

Answer / simon

It is a step down type of X-Mer which is 250/100v
So 40 Wt=40/250=0.16Amp

i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

0 Answers   Vedanta,

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how many types of ct retio

3 Answers  

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What is the current flow in 230v ac supply ? What is the current flow in 415v Ac supply ?

6 Answers  

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When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?

0 Answers  

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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,

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what is the formula to calculate the distance between one phase to another phase in single phase line and 3 phase line for different volt for example ; 33kv, 11kv ,22kv,230v

1 Answers   Suzlon,

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what is different the DOL Starter and Star Delta STARTER

12 Answers   Schwing Stetter,

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what is the use of breather in transformer?

4 Answers  

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pls give me brif explaination about the distance relay.

4 Answers  

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Why frequency fix in 50 Hz?

6 Answers  

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How to checked frequency drive output voltages?

0 Answers  

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how to calculate multiplying factor with ct ratio 400/5

1 Answers   KBPL,

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