what is ten delta ?

2 Answers   ABB, Areva,

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At what condition differential relay will act in transformer and ht motor?

1 Answers   Equate,

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why Square root 3 used for three phase?

2 Answers  

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What is grid collapse? what is the reason for it?

0 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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How to calculate the size of the conductor for particular load

9 Answers   Eskom, HCL,

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WHAT IS MEANT BY EMBEDED SYSTEM?CAN WE CALL PLC AS EMBEDED SYSTEM?

2 Answers  

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what is phase voltage and phase current what is line current and line phase

3 Answers   L&T,

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is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

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What is meant by line losses, how do you prevent the losses?

3 Answers  

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how to avoid Saturation in C.T?

0 Answers  

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True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)

0 Answers  

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