EC590 series yog tus nqi-zoo inverter ntawm nws tus kheej tsim los ntawm peb lub tuam txhablos ntawmntau xyooR&Dkev paub.Hom nontawm inverter ob qho tib si kev txhawb nqaasynchronous motors thiab cov hlau nplaum ruaj khov synchronous motorsnyob rau hauv ntau daim ntawv thov.