Answer / amrish

VFD Means Variable Frequency Device,,, so as same as name we can control the speed of motor with the help of VFD by controlling V/Hz parameter.

what is power factor?

3 Answers  

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What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?

0 Answers  

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How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.

2 Answers  

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super position theorem is applicable to

1 Answers  

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What is the value of nuetral current in star connected load when DC is supplied to it???

1 Answers  

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What are high pass filter and low pass filter? and What are the flowmeter ?

0 Answers  

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In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

0 Answers   Aegis,

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what is second harmonic, how is effect transformer ?.

2 Answers   DEWA,

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How check electrical motor winding.

4 Answers   DRJ ARDE,

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Leakage current,un balance current which relay using for high voltage transmission?

0 Answers   Banking,

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Can I use 1 phase power supply to run 3 phase motor? If yes, how?

6 Answers   Enercon,

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how can we can take BDV test in transformer?

5 Answers  

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