How to calculate voltage drop in copper and aluminium cable? I have laid 240Sq.mm Aluminium cable for the length of 600 Mtrs in 1 Mtrs underground. Normal load is 150A. Transformer is 630KVA, 6.KV/433V. But, I am getting only 395 Volts when load. How to calculate voltage drop and what is the permissible voltge drop for this circuit?

1 Answers  

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please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

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Why the frequency of a system is changed if the load changes?

5 Answers  

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Explain the Term in CT Name Plate – Class: 5P10

6 Answers   Jindal, SRES,

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difference between converter and invertor

2 Answers  

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Practical applications of series connected resistances? 

1 Answers  

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how we can calculate earth fault current?

1 Answers   Alchemist,

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Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

0 Answers  

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Why Batteries are rated as AH i.e AmpereHour,and its formula to converting AmpHour to Amp

4 Answers   Suzlon,

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Hi ,what the accurate method to set correct(In) over load to protect the 3~ motor

4 Answers  

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what may the reason for vector shift in a generator?

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which signal we found accurate reading of analog signal or degital signal and why?

1 Answers  

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