How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

0 Answers  

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why voltage swells and dips???

3 Answers  

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can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

12 Answers   Essar, Oracle,

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Scott connection is used for A 3-phase to 2-phase conversion B to achieve higher effciency C to save copper D to reduce harmonics

0 Answers  

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The basis on which voltage selection of motor is done i.e. either HT or LT.

1 Answers   DAE,

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what is the capacitance of a single conductor

6 Answers   Bhel,

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In how we connect watt meter for open & short circuit test of a single phase transformer.

2 Answers   Sail,

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What is the use of IGBT in UPS & its working??????????

5 Answers   Reliance,

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what is the difference between on line & off line UPS

3 Answers  

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how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

0 Answers  

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what is real power and reactive power?

3 Answers  

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is it possible to minimize the copper loss?

2 Answers   Coal India, TATA,

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