What does VVVF stands for in VVVF drive ? How does it differ from VVF drive?

8 Answers   HAL,

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wath is this mining of bts

2 Answers   Nokia,

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regarding safety what would u consider the most important rules to observe when inspecting electrical equipment?

0 Answers   Reliance, Southco Utility,

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What does ampere turns shows?

0 Answers  

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what is the clear formula to calculate cable size for a load

0 Answers   TCS,

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could mail me the question papers for the test.

1 Answers   ONGC,

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We have a 1275KVA existing Transformer in a power plant project. Customer want to get it test & confirm whether it is a Dyn1 Transformer or not. Pleae let me know how to test it.

1 Answers   Allied Group,

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what is active network?

2 Answers  

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Differentiate between real and apparent power?

0 Answers  

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why we are calculating the capacitance between phase(conductor line)and ground in transmission line?why cant we calculate capacitance between the phase and the nuetral line?if so what is procedure.

1 Answers   Mytrah Energy,

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what are inherent currents?

0 Answers   Sail,

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to improve the existing power factor whether capacitors have to be added in series or parallel.and why

3 Answers  

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