why transformer neutral and CT Secondary neutral is connected to earth?

3 Answers   NCC,

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what is a bus riser in power system and why it is used

2 Answers  

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why we are using DC supply in megger?

3 Answers   TATA,

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Why semi-conducting insulation is used in XLPE cables?

1 Answers  

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what is the difference between single ratio, multiple core and multiple ratio, multiple core ? please explain.

0 Answers   NTPC,

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why Transformer and DG rating capacity is in KVA

4 Answers   ACC,

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for preparation of design note of 11 / 220 kV , 3 phase, 63 MVA transformer how can calculate or consider the iron losses and copper losses

1 Answers  

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In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

0 Answers   Nissan,

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why the impedence of the transformer is expressed in percentage?

3 Answers   DEWA,

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What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?

4 Answers   Reliance,

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HOW TO SET THE EARTH FAULT SETTINGS IN ACB????????????

0 Answers   General Electric,

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What type of input will the OLTC indicator will accept or what type of output the OLTC will produce to monitor it's position at remote location.

1 Answers   amps,

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