Fresh Air System Ec Centrifugal Fan With New Energy For Ld280c-230d3-01

         1． Brushless DC external rotor motor belongs to non-mechanical brush(commutator)DC motor which                                                                             enforces the winding current commutation through electronic commutator (position sensing, non-                                                                               position sensing),achieve the speed control function with PAM or PWM control

         2． Enable the selection of different power levels thus to get the best match of price and performance                                                                              according to customers’load requirements