What is the distance between each insulator in 33kv transformer and how can it calculate

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what is the formula to calculate voltage drop/loss on 66KV Transmission Line?

0 Answers  

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There is one 40MVA oil cooled transformer (yet to commission), filled with 95% oil and we are trying to fill 5% Nytrogen in that transformer so that there should not be any foreign component inside. But even though there is no leakage, nytrogen is not withstanding inside transformer, within a day or two pressure guage is showing 0. Why is it soooo? Pls reply.

1 Answers  

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What is working principal of V.C.B., O.C.B., A.C.B & Over load relay?

4 Answers   Unitech,

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I am an electrical engineer, I found variation in KWH between DG and EB for Same load for same duration, can any one help me why this variation arises?

1 Answers  

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What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?

1 Answers  

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on which power factor synchronous motor run

2 Answers   Bhel,

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what is the difference between oil surge relay and buchholz relay.

0 Answers   MPPEB, Suparco,

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How to calculate the rating of ELCB OR RCCB for an equipment?

2 Answers  

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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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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

0 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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To check the earth condition (In plug points); the voltage between earth and Neutral is in below 5 volts. Is it correct

6 Answers  

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