This equipment comprises of a FD Centrifugal Blower coupled to a Motor. Three interchangeable impellers with forward, backward and radial vanes are provided with the test rig. A Pitot Tube is provided in the delivery line of blower for static pressure. RPM Indicator with Proximity sensor indicates the RPM of Blower. The present set-up has a facility to interface the system with computer which enables to log the experimental data using computer.