Answer / k.sri405

if there is two bus bar and simple breaker is used than
there will be need of one transfer bus in case of any
failure of one bus. But if one and half circuit breaker is
used than there is no need of transfer bus because if one
bus gets fail than there will be no interruption of power .

Answer / bala_vlsi

i think u question is what is the different between 4p and
tpn Breaker . if you want isolate the supply inculding
netural you will consider 4P othervise tpn will be enough .

Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

0 Answers  

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In convertor can we use rectifier thyristor in place of invertor thyristor with explain.

0 Answers  

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Why is the earth fault relay connected to the Yellow Phase?

4 Answers  

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what is the HT motor current setting (Motor protection relay)aganist FLA If the capacitor is connected in parallal to the motor to increase the P.F from 0.89 to 0.99. the setting is to be reduced. what is the formula for to calculate the current.(FLA - CALCULATED CURRENT!= )

1 Answers  

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what r the sizes of CB's? how to select CB's?

1 Answers  

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why VCB always installed only at HT yards or HT side? suppose if ACB installed at there means, what will be problem?

1 Answers  

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what is the difference between line & phase current in star delta connection motor?

2 Answers  

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in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

0 Answers   Shaifali Rolls,

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what are the ratings of sockets?

10 Answers   L&T,

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WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB

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Vaccum circuit breaker

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ELECTRICAL MACHINE

2 Answers   Bhel, HPC, NHPC,

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