Kindly Tell me name of the book for electrical estimation and costing ,calculation or web site to download

1 Answers   ABB,

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If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers   Kirloskar,

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What the purpose of transient fault recoredr in substation

2 Answers   NCC,

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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why we test the core balance of the transformer?

1 Answers   Siemens,

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What is voltage divider rule?

0 Answers  

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why total tape position are odd in number in Power transformer ?

1 Answers  

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what is TRCC

2 Answers  

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in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

1 Answers   Gasal, Voltech,

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What is the difference between vector surge relay (78) and Pole slip relay (98G)

0 Answers  

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why energy storing capacity of magnetic field is much higher than electric field ?

1 Answers  

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what is pilot wire? what is the use of pilot wires?

9 Answers  

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