Why fuel tanks to be earthed ?

6 Answers   Electronics, Hindustan Petroleum, HPCL, Ispat,

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Define early construction of human being

0 Answers  

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what is a starter ??

2 Answers   NPTC,

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how to select a air/vacuum circuit breaker.is there any thumb rule???

1 Answers  

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For 280kw power. Which cable I can usr

3 Answers   Clean World, TCS,

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what is a bus post insulator? explain its application in a substation.

1 Answers   Enercon, HAL,

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Why star pointed terminal have no current? how?

3 Answers  

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Why neutral cable carry current.

0 Answers   Tech Mahindra,

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what is the constructional difference in generator if we want to genearate 6.6kv instead of 440v?

1 Answers   Anglo Eastern,

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why neutral wire don't shock?

9 Answers  

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how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

0 Answers   BARC,

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The capacity of the transformer is 20/25 MVA, Ratio is 132/11 KV, Vactor group YNyno. and impedance is 10.07%. As per the calculation the secondary current is 1312.2Amps. The maximum fault current the transformer should sustain is 13.030KA. How many times the transformer should sustain the maximum short circuit current of 13.030KA over a period up 1 Year. The transformer is repaired one & 10 Years old.

1 Answers  

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