Guernsey 500 kilowatt solar system cost

The average cost is around ₹45-50/watt, with a 500kW system costing around ₹2.25 crores.. The average cost is around ₹45-50/watt, with a 500kW system costing around ₹2.25 crores.. 500kW solar power system costs US$461,256. (valid for 30 days). Note: The output voltage designed for the 500kW PCS on this page is three-phase 380v-415v [pdf]