Answer / k.prakashchandra

Current drawn to remain active.

if we want to increase the back up time of an UPS what should we do ? if we want to decrease the charging time of a battery/batteries attached with the UPS what should we do ?

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1 sq mm conductor=? how many amps

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what will hapen if secodery circuit is open of current transformer WHy neutral to ground trips when neutral touches the ground

1 Answers  

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How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

0 Answers   Quippo,

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What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

0 Answers  

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Difference between induction motor and synchronous motor? i Think Synchronous motors operate at synchronous speed (RPM=120f/p) while induction motors operate at less than synchronous speed (RPM=120f/p – slip). Slip is nearly zero at zero load torque and increases as load torque increases am a right pls guide & send Other Comments

5 Answers   Jindal,

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How to size the Neutral grounding resistor?

1 Answers  

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Is the installation of the filter cloths necessary before spreading the gravels at the transformer yards?

0 Answers  

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when an induction motor runs on load.at that time if we reduce the supply voltage the current increases.But when it runs without load,if we reduce the supply voltage the current also reduced.why?.i checked it practically also.

1 Answers   Birla,

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if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?

0 Answers  

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Why DG set rating in KVA

13 Answers   Crompton Greaves,

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what's the different between ELCB, ELR and ELS?

1 Answers   CP,

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