A cooling fan can be how to choose

A cooling fan is different the auxiliary tool of industry equipment, its main job is to heat, in order to ensure equipment under long time work, also won't burn out due to the heat generated by the own itself. So for most devices, as long as the cooling fan fails, it will inevitably affect the service life of their own.
when you in choosing a cooling fan, need to choose the equipment parameters of the cooling fans, if away from the design value, then tend to keep in the operation of the machine machine in super speed, overload operation, or low speed and low load operation, can't reach the working performance of the fan, prone to failure, so suggest you choose and buy when, zui good choose according to conform to the equipment parameters for the cooling fan!