T200 power saver ,three phase, Auto control three phase power saver ,save up 40% three phase power saver Technical parameter :Switch : with swith to control "Auto" , "Off" ,"Manual ... firmware control Switchwith "Auto""Off""Manual" choiceUseful Load: 200KWApplications:Shop, House, Restaurant,Office ,Factory,Cyber-cafe,etc.. 200 amp automatic power saver ,With LCD,LED