Answer / kapepala sunnie

choose a circuit breaker with a rating equivalent to the nameplate of each load to be connected to either sides of the transformer.

How earthing/grounding done in aeroplanes and ships.

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In a 11kv/433v transformer,at the LT side ie 433 V side why do we need to put 3.5 core Cable upto Panel.The full load rated Amps is 666 at LV side.What value of current will flow through the Nuetral Conductor.Why can't we use 4Core Cable instea of that?

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for 500mw power production how many range of transformer set in unit please reply if three transformer use .

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we need a ntpc previous papers

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how to convert star network in delta or vice versa...?

1 Answers   Toyota,

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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...

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what is the difference between ac and dc?which one is more efficient?and what r their advantages

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what's ripple content in rectifier? how it formed?

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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how electricity is generated an supplied till consumer

1 Answers   Power Grid,

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HOW TO CALCULATE THE LOSSES OF CURRENT FOR LT CABLE JOINTING TO MOTOR SUPPLY.

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Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

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