why the conservater tank alwes made upper side of transformer???

3 Answers  

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How can you calculate in detail the VA burden of current transformer used for Restricted earth fault protection? Please understand that the CT required here is Class PX or X. Also please show the calculations for knee point vtg, stabilizing resistor, magnetising current.

3 Answers  

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Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 Answers  

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why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

1 Answers   NPCIL,

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What is meant by Resonance what are the different types of resonance and what are uses of them?

14 Answers   Infosys, NTPC,

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How can calculate ups battery back up time?

25 Answers   Cisco, Cooper, Pronet, Wipro,

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what is importance of ka in mccb

2 Answers   ABB,

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how to calculate capacitor bank value to maintain unity power factor plz xplain with some suitable xample?

4 Answers  

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what is differance between dirty earthing and clean earthing and their applications

2 Answers   CB&I Lummus,

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what are the oils used in transformers cooling? n which type transformer is used in power systems?

1 Answers  

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why not use capacitor in Dg sets.

10 Answers   Birla,

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What is the equivalent circuit of a transformer and its vector diagram?

0 Answers   Bhel, Madhucon,

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