Answer / kanishka verma

you have to use 3 core multistrand copper wire of 240 mmsq
with (silver coated),

amps= 150*1000/415*1.73
find the current capacity by cable size by chart,click the
link down here....
(http://www.miccomcables.com/Webrochure/Current%20Carrying%20Capacities%20&%20Other%20Technical%20Tables.pdf)

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