HOW TO CALCULATE HV TEST VOLTAGE FOR ELECTRICAL EQPT.

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2. What are the parameters of EHT sub-station?

0 Answers   APGenco,

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which relay is used for both detection & correction?(there is only one relay)

2 Answers  

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Wheather there exist any dc transformer

6 Answers  

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What is the use of choke in tube light?

5 Answers  

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what are the names of oil used in transformer and its chemical name?

11 Answers   Bhel, CSEB,

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if dc excitation is used to produce manetic flux in rotating machines then ehy it is not used in transformers.

4 Answers  

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Why do we require transformer with less specific weight if supply frequency is increased?

0 Answers  

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1.Can anybody explain Why starters are not used for motor starting in industries? 2.

7 Answers  

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While DG is on Load? we can start the capacitor bank?

3 Answers   Inorbit,

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During the main stator winding insulation testing (phase to ground)of 11kv alternator (Lerysomer) i found 0 and resistance with multimeter and found 20 killo ohm while the power cables are connected both end (Generator & VCB). In VCB PT (Potential transformer) are connected. Please any body explain that method of insulation is correct or not? also describe of PT connections

1 Answers   Private,

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what will happen if we double the input frequency of a transformer keeping the voltage constant?

6 Answers  

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