What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

3 Answers   Infotech, Vijai Electricals,

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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Define norton equivalent circuit?

0 Answers  

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what is the working principle of smoke detector in fire alarm system

2 Answers   Vijaya Bank,

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how can we know cable size for a given current? if any one have catalogue plz mail to vijay_raju369@yahoo.co.in

5 Answers  

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What is the speed of electrical supply?

3 Answers  

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WHAT IS SYNCHRONISING?

8 Answers   L&T,

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why earth fault current is always less than the o/c

2 Answers  

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What is the diffrence between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1 Answers  

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Can we get the shock if Power system is unearth means delta type take an rated voltage as 6.6 KV?

9 Answers   Reliance,

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What is Cement

11 Answers   ACC, L&T, Reliance Cement,

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I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?

0 Answers  

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