Answer / brdganesh

It may effects on load due to ronge phase
sequncy conection

Answer / k.prakashchandra

The above answer is applicable to LT gens connected to bus
bar directly without tr and diff relays.

Answer / ajayiet

if before turning main switch
on r phase is connected to b
phase then we need to see
that where b and y phase are
connected.if y phase is intact
and earlier phase sequence
was ryb then rotation will
change.if all not that is y is
connected to r and b
connected to y nothing
happens.

Answer / k.prakashchandra

Nothing ,if the rotation is the same.In this case if Y of
alt is connected to R phase of AMF and B of alt is
connected Y of AMF, nothing will happen.

Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

0 Answers  

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why swityard is necessrry requirement in any bis power distributin systems?

0 Answers  

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Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?

1 Answers  

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Which formation is better in transmission lines - horizontal or triangular and why ?

2 Answers  

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how to reduce the initial starting amps which is equal to the running load amps

3 Answers  

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WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC

0 Answers  

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Earth has zero potential then what would be the neutral potential ?

0 Answers   JLL,

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if a number of plc s are there then how many modbus to be used

0 Answers  

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WHAT HAPPEN IF TRANSFORMER HAS GIVEN SQUARE WAVE SUPPLY

3 Answers   APTransco, NTPC,

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HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

2 Answers   ABB,

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Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

0 Answers  

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How to take of Transformer oil Break down voltage test?

2 Answers  

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