QB EC Fans Energy efficient and environmentally friendly fans ACI’s QB EC Range of centrifugal fans is equipped with EC Technology energy-saving motors with electronic control ensuring optimal efficiency. Key Performance Figures: • Flow rates up to 1400m3/hr (824CFM) • Pressures up to 3.75in.Swg (933Pa) • Intelligent motor driven impellers for closed loop control • Superior operating efficiency up to 85% for single phase motors • Can be directly set-up to respond to heat, pressure and humidity inputs via relevant sensors • Compact and quiet • Long service life due to small heat losses • Easy to control with 0-10V DC or PWM signal • All control and protection electronics are integrated in the motor with easy connection Typical Applications • Fume extraction • Electronics cooling • Safety cabinets/laminar flow • Plastic extrusion machines • UV lamp cooling • Light industrial applications

QB EC Fans Energy efficient and environmentally friendly fans 50Hz Performance Curves: The illustrated curves are for 240V 1Ph 50Hz and for selection purposes only. For full performance details please refer to the specific data sheets. mm 150 Volumetric Flow Further Advantages Include: • Noise levels – have reduced noise levels in controlled operating conditions • EC motors have longer service life due to lower winding temperatures resulting in lower wear and tear • EC motors with integrated electronic control are easily configured to match speed to airflow demand. For the same air volume they...