If we have a 2000kva load,How much kvar capacitors we go to add to improve the power factor at 0.9?pls give the calculation and fully theory?

2 Answers   ABB, Unitech,

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What is the universal motor?

0 Answers  

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In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.

0 Answers  

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why neutral busbar size is half of the phase busbar size in control panels

1 Answers   IBS,

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Why the brushes used in dc machines are made of carbon not from other metal?

3 Answers  

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What is capacitance?

0 Answers  

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Which motor has high starting torque

2 Answers   Greenko,

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how one can know the charging time, discharging time of a 12 VDC battery ? If i have a battery of 12 VDC , 4.0 AH , how long will it take to charge from a charger (power supply) of input 220 V , Output 15 V and output current of 3000 mA and how long will it take to discharge whether using or not ? How much backup will it give ?

1 Answers   ONGC,

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can we use ac ameter as dc ameter with ct

1 Answers  

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how many types of accuracy class in ct? what is meaning of 5p20?

1 Answers  

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1.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.

0 Answers  

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One VFD is possible to connect two motors at the same time?

2 Answers  

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