Answer / k.prakashchandra

To build up a steady voltage (potential)between test points

Why VCB is required and ACB is also require? what is the BDV of Trafo of 11/33 KV

1 Answers  

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what are the needs of electrical earthing.... other than protection?

5 Answers   Eskom,

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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why different series of vfds (like allenbradley)are used in industry ?

0 Answers  

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How earthing of switchgear system to be done.

0 Answers   KSEB, L&T, Siemens,

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I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

0 Answers  

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When we need up only in o/p 440v, so why we use directly in 11kva in input?

0 Answers   Lupin, Medhaj Techno Concept,

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What are the advantages of individual drives?

1 Answers   A1 Electricals, Suzlon,

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I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?

0 Answers  

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What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?

0 Answers  

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when a pure dc signal is sent through a moving iron meter, what will it read?? dc or rms?? when a variable dc signal is sent through a moving iron meter, what will it read?? dc or rms??

1 Answers   GATE,

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one electromagnet is called

0 Answers  

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