50 55 60 65 70 75 750 1000 1250 1500 1750 2000 2250 [rpm] [dBA] -20 -15 -10 -5 0 5 10 15 20 -20 -10 0 10 20 30 40 50 -10 -5 0 5 10 15 20 25 30 35 40 -3 -2 -1 0 1 2 3 1[s] [bar] ® ELIKA ® Low Noise, Low Pulsation Gear Pump Elika Series 1, 2, 3, 4 and Multiple The very low noise level generated by the ELIKA pumps makes this product particularly suitable for those application where screw pumps, vane pumps or internal gear pumps are generally used. The simple construction, small size and high performances of ELIKA make this new product very competitive. Noise comparison between: standard external gear pump, dual flank gear pump, internal gear pump, vane pump, ELIKA pump. 200 bar pressure. Dual Flank Gear Pump Standard Gear Pump Vane Pump Internal Gear Pump ® ELIKA 0 4 The low pulsation reduces vibration in systems. The lower frequency of the ELIKA pump produces a quieter sound. Pressure pulsation comparison between: standard external gear pump, dual flank gear pump and the ELIKA gear pump. Pressure pulsation / ripple [bar] Standard gear pump Dual Flank gear pump www.jbj.co.uk/ELIKA_gearpumps.html #DriveLineHarmony
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