Answer / sunil kumar das

Three phase three wire system is being used only for energy
tansmission purpose not for distrubition. that's why
neutral is not used.

Answer / vasudeva rao

in transmission system only 3phase 3 wire is used. neutral
is only run from the distribution side only not a
generation side and not a transmission side. so in
transmission no need to transmit a neutral through out the
length.

is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

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when transformer in load condition neutral earth testing wheater we can do it or not

1 Answers  

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Why ct secondary is not kept open while primary charged. Answer in terms of ct parameters.

4 Answers   Power Grid,

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hi friend i am going too attend for hpcl in this month please help me by sending written test question papers i am in the stream of E.E.E

0 Answers   HPCL,

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what is the principal of star delta starter?

9 Answers  

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Why the Transformer connection is changing in different transformer?(Like Star & Delta,Delta & Delta,Star & Star,Delta Star) From that connection where it is used?

2 Answers  

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Why are tertiary windings used in transformers?

2 Answers  

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why transformer rating in KVA ?

8 Answers   Bhel, TATA, Voltage,

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why and how current drawn by battery charger depends upon the altitude where it is located?

0 Answers  

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what is the apt definition for kirchoff's current and voltage laws?

3 Answers  

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in single phase circuit if i connect a heater between phase and neutral, then what will be the current path? phase to neutral or neutral to phase.

4 Answers  

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Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

0 Answers  

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