what is the function of cooling tubes in transformer

4 Answers  

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what is protection class current transformer.

1 Answers   Matrix,

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Disadventage of cable-gland earthing if any ?

0 Answers  

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how to changeover ups in this power failur time?

0 Answers   Essar,

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how much mininmum length required to conduct a DC Hipot Test on 33kV AC Cable with 45kV DC? Is it 20meter or Less then 20?

0 Answers   ABB,

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1)What will be full load current for 1000kva 3 phase generator. 2)What will be full load current for 20Kva 1 phase inverter.

5 Answers  

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Difference between copper earthing & aluminium earthing?

2 Answers  

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Why corona leads to production of Ozone and glow of the color VOILET?

0 Answers  

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What is an Isolation Transformer? Where it will use?

3 Answers  

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what is tower earthing and what for it is required

1 Answers  

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How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

0 Answers   Vodafone,

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what is the speed of electricity?

11 Answers   Bhel,

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