www.jbj.co.uk/gear-pumps.html #DriveLineHarmony 23 Micro Hydraulic Gear Pumps High Pressure RO Series SERIE PERALTEPRESSIONI RO Marzocchi production range includes micropumps for hi-pressure applications: the RO version. For these applications, in extreme operating conditions, for micropump protection and longer life, a proper system design and assembly is of major importance; all filtering and cleaning indications shall be strictly followed and all system parts -fluid included- shall be selected for that special operating conditions. RO series micropumps are supplied only with peen-typemilled timing shaft “G”. P1, P2 and P3 values can be attained only if systemdoes not exceed the following rotation speeds: Group 0.25 0.5 Size 18 24 30 36 48 60 0.5 0.75 1.0 1.3 1.6 Min. Speed (rpm) 2500 2000 1500 Please contact jbj Techniques technical department, email: info@jbj.co.uk or telephone: +44 (0)1737 767493 for system operating conditions other than indicated in the product tables. The following diagrams and tables show pressure values P1, P2 and P3 of all RO version sizes for each group, compared to standard values. All RO versionmicro pumps have this marking on the identification label. RO versionmicro pumps look like the standard versions but they bear a green label indicating “High -pressure ROSeries”.
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