what is the formulae for calculating the cable size for a
given voltage and current.

Answer Posted / guna

if u want to use Aluminium cable divide the current value by 1.4
for copper cable divide the current value by 2.4

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

1839


what is the minimum winding resistance of 30hp compressor, to run or to switch on

1414


Working of microwave oven?

1806


plese send me the oces/dgfs sylabus and previous year question pattern of electrical engg.?

1814


What is meant by impedance? difference between high & low impedance ?

1573






can i use 2000/5A Clamp meter to measure HT cable

1573


WHY RATING OF VCB NOT LESS THAN 630A

2058


bsec exam syllabus (mis)

743


Could you measure voltage in series?

746


Why do we require transformer with less specific weight if supply frequency is increased?

1139


Which type of air compressor is used now a days in the market. Keeping in mind of energy efficiency and maintenance points. Relevant documents may also be sent on mentioned email ids.

1259


I am having a 1500 KVA transformer whose secondary current is 2086A and my connected load is 1000 KVA, I am having 400 KVAR APFCR for PF improvement what ratio of CT should i install in LT EB Bus to get optimum PF improvement?

1335


Why did lightening arrestor solid copper rod head is sharp on mobile tower top?

1551


what size steel armoured cable is required to support 1500kva capacity. would 70mm squared be enough or would I need 90 or 120mm squared 3c plus earth

1002


Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?

1426