how to calculate power loss cost of aluminium conductor and copper conductor?v=500v.i=100A.x-section area=68mm.squre conductor

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Can somebody tell me the type and amp of transformer used to implement 600VA UPS? Thanks in advance.

1 Answers  

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plz tell me about detailof induction motor Slip

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Why can we connect the mobile charger both ways?

2 Answers  

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why the voltage is in digit of 11/33/132/220/440 please send me on shukrerabbi_abkhalil@rediffmail.com with thanks

3 Answers  

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there are a transformer and a motor. both are connected to 3phase, 415 Volt, 50Hz power supply. Both are working with induction principles. Then, why, motor is rotating and transformer is not rotating.

8 Answers  

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My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

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difference b/w eath and neutral

10 Answers   ABB,

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If the Brsh of DC motor is shifted by 90 deg, then MNA will shift by --degree.

5 Answers   GATE,

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hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .

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which type of ICs can be used in resonant power converter?

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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