what is the formula for hv test for cable and circuit breaker..????

0 Answers  

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why we testing the core balance of the transformer before comissioning?

0 Answers  

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What is difference between PLC and SCADA

13 Answers   Uflex, Vimal Fire Controls,

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define transformer

1 Answers  

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hw the cable size can be calculated when we have watss, volts, pf, i need the forula

2 Answers  

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what are the protection for DG set and why?

2 Answers  

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Can XLPE/SWB/PVC (P3) 7C X 2.5mm2 be replaced by Can XLPE/SWB/PVC (P2) 7C X 2.5mm2??? P3 vs P2

0 Answers   PCSB,

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What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

0 Answers  

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How to calculate Busbar Thickness for Different type of HT/LT panels

1 Answers  

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How to Calculate Transformer Earthing Electrode Rod Size both Body and neutral Earthing ? Any Standard Formula? Please Suggted

0 Answers   EnPro,

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I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

0 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is onbserved the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

1 Answers  

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