Answer / nilkanth

Earthing trucks mainly used in HT side to prenent earth
fault.when fault occures huter in the trucks oparate and
prevent the damage to the panel

What is the need of black rock stones under the transformer yard?

5 Answers   TNEB Tamil Nadu Electricity Board,

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How many losses in generators? how we can reduce them? and also in motors,transformers?

1 Answers  

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how to select correct size of power cable for inverter duty motor

0 Answers  

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how we can check that any motor is faulty may be single phase or three phase?

2 Answers   MAHINDRA,

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need of capacitor used in plant

3 Answers  

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is it possible to minimize the copper loss?

2 Answers   Coal India, TATA,

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Brushless excitation of synchronous generators and motors

2 Answers   AMIE,

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what will happen if delta - star , 400V to 6.6KV step up transformer neutral is not grounded, Neutral is not used but transformer is provided with neutral.

2 Answers  

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regarding safety what would u consider the most important rules to observe when inspecting electrical equipment?

0 Answers   Reliance, Southco Utility,

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What is the working principle of VFD

3 Answers   HCL,

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We have a bank capacitor rating of 60 KVAR for a overall load of 160 KVA and we have connected three loads of 50KVA each. We would like to auto matically correct PF using APFC. How do we design it?

2 Answers  

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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