Answer / all interview

earth fault means carry fault current,earth leakage means
carry leakage current

We have two parts in generator, electrical & mechanical. how it works?

0 Answers   TATA,

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power factor is max for which welding a.arc b.resistance c.gas

2 Answers   Bhel, HCL,

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what is the tolerance of electrical frequency for India? it's .5% or 1%?

8 Answers   Engro,

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what should be the ideal gauge of wire (In sq mm) for different loads in Ampere?

0 Answers  

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Why CT secondary should not left open??????????

2 Answers  

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how do we calculate length of starting time and repeated starting of a direct online starter?

0 Answers  

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Should the neutral earthing of 33/11KV D-S transformer, be connected to the earth grid?(Yes/ NO) why?

1 Answers   HAL, Vijai Electricals,

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what is the importance of earthing system on the generators big capacity and small?

0 Answers  

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Whether cable is designed for different fault currents?

1 Answers   DAE,

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How can we convert 11 kv to 440 volt without using transformer ?

0 Answers   Electrical,

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As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

0 Answers  

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Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

0 Answers   SK Engineering,

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