Answer / kiran

3 types.

Answer / gunasekaran

2 method
1.current injection atprimary and measure at sec
2.voltage applied in sec and measured at primary

Answer / virendra

one -/5 ( - means the rating of CT )

Why SF6,VCB,Oil Ckt Breakers are use in HT Side need brief information ?

5 Answers   Shell,

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For load of 1 nos 3 TR Air Conditioners,6nos of 60 Watt Tibe Lights, 2 nos 200 W Outdoor Lights,1 no Coffee maker.All may work at the same timehow do I select DG Set Rating ,pLease advise the calculations

1 Answers  

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how are reversing the direction of rotation of dc motor

0 Answers  

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why our power production in multiples of 11.

2 Answers   ABB, Infosys,

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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What is the Maximum Power generation capacity of a Synchronus Machine ??

1 Answers  

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physical identification of HT & LT panel

0 Answers   Schneider,

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why we use star and delta connection?why we donot give the supply directly?

12 Answers   Hitech, Siemens, Tata Steel Limited,

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what is difference between isolation and ultra isolation transformer?, what is the method of testing ?

0 Answers  

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What is Electrical Grade Aluminum for Tubular BusBars. i am confused between 6063 and T6 or T5 and what is BS 2898 and BS 159?

0 Answers  

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what is meant by peak load

2 Answers  

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how to find the resistance and gap volatage of the diode??

0 Answers  

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