... ,insulation class F 3.12 months warranty 4.CE High pressure differential blower 4BHB610-H36Model nameFrequency(Hz)Rated power(KW) ... the impeller blades accelerates the gas outward and the pressure increase.Everyrotation adds kinetic energy,resulting in the further ... voltage test etc.for motor.Pressure,airflow,noise test for blower.Product Applications: Ribake high pressure air blower have two major ...