How Can Be Size Of Transformer Corelate With Freqvence?

1 Answers   Essar,

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what is maximum or Threshold value of current 7 voltage that a common man can withstand

1 Answers  

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how many hvdc lines in india???

0 Answers  

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what is mean Boost voltage and what is working principle of Tube light

2 Answers   Trimax,

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calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

0 Answers  

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What's is the difference between IVT and CVT?

1 Answers   CPCL,

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In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

1 Answers   L&T,

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i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

0 Answers  

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give me name of current and volatge control device

1 Answers  

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how many ht 11 kv cable size for 11kv 2000 kva 11kv*433v transformer ?

3 Answers   Megatron Solutions, TCS,

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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whta does the middle finger stands in flemings left hand rule

3 Answers  

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