Answer / natha

low pf means high sizing of cables and equipments.more heating of devices and loss.more power drawn at the point of common coupling pcc.so economically draining activity.thus pf near to unity required.

Answer / raja

If power factor is decrease means the power consumption on particular equipment is increase. Thats only industries are maintain high power factor

If I need to purchase a step-down transformer (from three phase 33kV 50Hz to 400/230V), what additional information do I need from the main supply power line?

1 Answers   MahaDiscom,

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why ten delta testing is carried out on power transformer

0 Answers  

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Sir I hv to fix 20 ton ac how much electrical power need apply?

1 Answers   Sealand Restaurant,

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what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

0 Answers  

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in dc machines in the armature nature of power is ac but why we take rasistance instead of impedance?

1 Answers  

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29 Which of the following breaking method save energy? A regenerative breaking B plugging C dynamic breaking D none of above

1 Answers  

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for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

0 Answers   Power World,

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What is formula calculation size cable wire ?

0 Answers  

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6 MVA transformer secondary is rated for 725V at no load. The incommer ACB is rated at 690 V, 3200 Amp. Would there be any effect on performance of ACB due to lower voltage rating?

5 Answers  

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what is wave trap? please explain the working and principle

4 Answers  

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WHY IS wet surface used for grounding???

2 Answers  

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Mention the value of earth resistance and factors on which it depends on.

1 Answers  

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