Answer / sundram saini

DG Netrual is earth for for Alternator protection because
practical load current difference always on always on all
phases so unwanted current goes to earth and safe the
alternator winding

Answer / r.kannan

1.main purpose to balaning voltage,
2.To protech alternator from fault

Answer / r.panneer selvam

To obtaine the 3 phase 4 wire supply,the 3 windings of an
alternator is star connected and the same is earthed to
protect the alternator from short circuits as well as to
feed the neutral wire to the feeder distribution

Answer / ram niveth

to sense the earth fault

why most of the induction motors are delta connected?

7 Answers  

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what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .

1 Answers  

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If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

0 Answers   UltraTech,

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Which modulation has higher data rates a.fm b.am c.qam d.qpsk

1 Answers   NTDC,

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How to calculate VCB rating for 33KV ,25 MW Power line?

0 Answers  

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HT/LT PANEL TEST?ALL TEST

0 Answers  

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what is difference between single phase and three phase.

2 Answers   Birla,

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what will be the neutral to earth voltage while checking by the Digital multimete? and why?

1 Answers  

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what happen for input voltage output voltage input current output current and kva if we increase primery winding in transformer?

1 Answers  

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as per standards how many neutral earthings and body earthings are needed.please help me

2 Answers  

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Define bibo stability.

0 Answers  

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What will be the current after disconecting the bus bar or cable before discharging ?

2 Answers   Sodexo,

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