... agriculture and animal husbandry fan is made up of frame,wind set,fan blade,motor,drive mechanism,bracing frame ... ,shutter,protective net etc. the motor drives the fan blade,air ... any air leak, the motor is seted in the top of the fan, which is more safe and ... (DB)Input power (KW)Rated voltage (V)Motor speed (r/min)SizeL×W×T(mm)9FJ-7171056029555 ...