What is the minimum insulation value required for a cable between phase to phase and phase to earth of 380 Vac 50Hz circuit, having load arround 800 amps.

2 Answers   DEWA, TATA,

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How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

0 Answers   L&T,

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what is the basic principle of TV camera?

0 Answers   BZU,

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Why infinite busbar has zero resistance and high mechanical inertia?

1 Answers  

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What is the following which is printed on electrical appratuses like AC21 ,AC 23 , etc ?

1 Answers  

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Explain the role of a car driver as one of a feedback mechanism.

0 Answers   GE,

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what is deffrence between squirral cage and wound rotor in IM?

0 Answers   ME,

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How line capacitance & line inductance varies with increase in height tower.

0 Answers  

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What is DC series motor?

0 Answers   Ericsson,

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why aggregate is placed all around substation ground.

1 Answers  

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What Normal(Tangent) towers and Tension(Cut-point) Towers?

1 Answers   ABB, BGR Energy, NTPC, Powermec,

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what are factors to be consider to design a HT & LT motor?

0 Answers  

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