4000 KVA tak chala sakty hain, jub ky 1 inverter AC 1 ton wala maximum 7 amps tak jata hy, islye 1600-1700 KVA tak chal sakta hy, tou 2 inverter maximum 3400 kva... Tou jo 600 kva rehtay hain un kay saray ghar ka load nahi a sakta... Islye koshish karein 2 meter lagwa lain, bill bhi kam aaey ga