How to calculate kva? what is the formula.

21 Answers   MSIL, UltraTech, Watt, Welding Aids,

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Where can I get CPWD electrical shedule rates in web? please help me.

1 Answers  

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what is the ambient temperature of transformer oil & winding?

2 Answers   Reddy Labs,

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define as synchronous generator

0 Answers   Enercon,

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what is destructive and non-destructive testing of welding

0 Answers  

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what is a reactive power? what is the relation with power factor?

0 Answers  

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7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?

0 Answers  

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how MW increase when steam input increase in turbine.

1 Answers  

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What do u mean by Line voltage Monitor?Where it is used in a Power system?

2 Answers  

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WHY IS CT SECONDARY SHORTED TOWRDS TH EQUIPMENT TO BE PROTECTED

1 Answers  

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Why NGR is required for 11Kv geneartor in power plant

2 Answers   AB Inc, ABB,

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what is the difference between delta delta and star delta connection transformer? why we use delta delta transformer since it need earthing transformer for grounding?

0 Answers  

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