sigal phase supply is 230 v ac two phase supply is 415 v ac why three phase supply is 415 v ac why not 690 v ac

4 Answers  

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what the main difference of the 3 phase and 2 phase power supply??

3 Answers  

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what are the advantages and disadvantages of oil filled cables over XLPE cables

3 Answers   Areva, AUVA,

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What is correction factor in Tan delta test?

1 Answers  

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Stepwise process of Northern grid failure in 2012!? (dont copy paste from wikipedia)

1 Answers   Rashtriya Ispat Nigam Limited RINL,

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what is means of CLASS in current transformer name plate?

3 Answers  

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In order that work may be done:(a) Two wires are necessary(b) The circuit must have a switch(c) Coal must be burnt(d) A supply of energy is required

1 Answers  

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i have need all detail above basic transformer question..

0 Answers  

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how do u calculate CT rating for 10 mva transformer

2 Answers   Enercon,

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what is balanced network and unbalanced network

1 Answers   Nalco,

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difference between diode and scr?

2 Answers  

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what is the formula to calculate the distance between one phase to another phase in single phase line and 3 phase line for different volt for example ; 33kv, 11kv ,22kv,230v

1 Answers   Suzlon,

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