Answer / d r v n murty

to prevent from arc

plz tell me in detail about c.t. and p.t. ?

3 Answers   Reliance, SCL,

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What is mean by earthed & unearthed cable? Voltage grade of 1.9/3.3 kV(E), 3.3/3.3 kV(UE), 3.8/6.6 kV(E)what it indicates??

2 Answers  

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Why the size of transformer decreases if we increases the frequency?

5 Answers   Graphics Engineering,

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We have two APFC panels in same station. I need how to connect CT in two APFC panels.can we take one CT in series connection or two separate CTs.

0 Answers  

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How we calculate the current carriying capacity of the different sizes of Aluminium busbar ?

3 Answers   ABB, Raj Process Equipments, Visa Steel,

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Is a DC Transformer Possible? if Yes, Then Why, if not Then Why?

9 Answers  

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How the field flux is controlled in DC drive ?

4 Answers   TATA,

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How can transformer oil be used in transformers with voltage rating above its breakdown voltage?

2 Answers  

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what is the principle of operation of synchronous motor and generator? explain in detail.

2 Answers   Maruti Suzuki,

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How to calculate the lighting load & power load requirement by knowing area of building/room. Is there any thumb rule?

3 Answers  

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how to 2 phase supply from 3 phase

1 Answers  

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in soft starter system for 375 KW 3 ph induction motor for multi stage vertical pump, two thyristers failed causing shorting of thyrister. the motor winding failed while starting.What is the cause and what is the effect in above case

1 Answers   KPCL,

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