what is a 3 phase power formula ?

5 Answers  

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why we are using2 wave trap in a feeder?

1 Answers  

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1.differance between onload ups and off line ups.

1 Answers   CTS,

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what are the causes for strip heater failure ?

1 Answers  

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why rating of motor in HP?

11 Answers  

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When neutral is grounded in electrical circuit?

9 Answers   Balco,

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Even when a particular generator in a generating station is under maintenance we are still able to maintain the same power output. How is this possible? Does the tie line between 2 generating stations have a role to play in it?

1 Answers   NTPC,

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generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...

0 Answers  

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Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?

0 Answers  

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What is meant rectifiers..

1 Answers   MTS,

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how can we choose the size of road crossing pipe for power cables

2 Answers   DLF,

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Radio Carbon dating is used in a) find diseases b) find the age of relics c) find the carbon content in the atmosphere d) none of these

2 Answers  

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