Readings of ER300P Trivector meter

0 Answers  

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How will polarity test of Dy5 transformer ?

2 Answers   BSL,

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why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?

0 Answers  

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I have carried out wiring for lighting in a shed in Industrial area which contains Metal halide lamps & have balanced in 3ph.Now when we put all the lines on in the daytime the current taken at 3phases at MCB comes to be equal i.e.28,29,28Amps respectively but in the night time i.e between 7p.m.to 11p.m. at the same MCb the current is 52,59,62Amp, though I have fit 63A MCB it is tripping in the above period.What may be the reason.? Note: This industry is located in industrial area where majority of steel ingot manufacturing plants are there. Whether this may be due to harmonic? what should I do to overcome above problem.pl suggest urgently.

4 Answers  

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What is the Ohms low calculation

2 Answers  

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power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 Answers  

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why the carbon brushes are broken in srim while the motor runningtime

0 Answers  

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a wire in which bulb is connected there is two terminal when one terminal is connected to phase than why the value of current shock in nutral terminal is max. or large??

4 Answers  

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what is phase and neutral.

16 Answers   HP, Voltech,

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How the power factor is more in high speed machines

1 Answers  

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Can we use a Potential Transformer for Auxilliary Power supply( Spring charge Motor, Lighting etc)?

1 Answers  

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Explain working of servo controlled voltage stabilizer.

3 Answers  

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