Answer / srk

240,240,433............240,0,240

Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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If 440 V supply has given at the secondary winding of transformer at that time if we apply 11 KV at primery then what will happen???????

4 Answers  

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Help need in transformer !? Hello Friends The parameters of 2300/230 v 50hz t/f is R1=0.286 ohm R`2=0.319 ohm Rc=240 ohm X1=0.73 ohm X`2=0.73 ohm Xm=49.2 ohm Secondary Load impedance ZL=0.387+J0.29 solve the exact equivalent circuit with normal voltage across primery.. I know every thing but i cant find CURRENT I1=? and I`2=? Please help me give solution or only Formula please please...

0 Answers  

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why indicated sypply only by 440V in 3-phase system.

2 Answers  

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What phase difference between p and s winding of transformer

1 Answers   MAHINDRA,

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why starting current is high and resistance is almost 0 during the starting of motor dc motor...?

0 Answers  

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What is BUCKBOOST TRANSFORMER and Operation of Buckboost transformer?

4 Answers   Voltamp,

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What is the min.& max distance between two earth spikes is required for measuring earth resistance of an earth pit? Is the manufacturer of Earth tester decides this? Pls explain.

3 Answers   ABB, HAL,

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In step down transformer (415/200V),mistakenly secondary side is connected to 415V for some hours, what would be result of this condition?

19 Answers   Essar, GAIL, Vizag Steel,

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Why do we have 110V, 230V, 415V etc. in electrical transmissions? Why not 100V, 200V,400V?

4 Answers  

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what is the current setting for different relay protection for transformer .

0 Answers   Crompton Greaves,

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what is the minimum dielectric stregth of transformer oil.

25 Answers   HP,

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