Answer / r

for transmission lines - impedance , reactance and
diffrential,over current relays are used
transformer- buchoz relay,diffrential relay,over current
etc are used
for finding internal faults - diffrential relays are used

Answer / rasi

NO#1 IS CORRECT.BUT ALSO,OVER CURRENT&EARTH FAULT
PROTECTION ARE USING ALL RELAYS(TRAFO,FEEDER,ETC).AND REF
PROTECTION USING IN TRANSFORMER

Answer / ravi vaya

How works diffrential relay ?

What is a liquid resistance starter?where it is used??

15 Answers   Mecon,

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1 Answers  

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Draw the single line diagram of the power station?

0 Answers  

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0 Answers  

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2 Answers  

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0 Answers  

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Why back emf used for a dc motor? Highlight its significance.

0 Answers  

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3 Answers  

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