... ,three phase, Auto control three phase power saver ,save up 40% 200amp three phase power saver Technical parameter :Switch : with swith to ... firmware control, 3 phase energy saver three phase power saver with LED display and Microchip control, For industryPhase : ThreeRated voltage: 90v-400vLED Display ... Restaurant,Office ,Factory,Cyber-cafe,etc.. 200 AMP three phase power saver with LCD,LED display