Selection - Calculation - ZIMM - #1

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Selecting a Screw Jack or Lifting Equipment – Procedure Page 2 Observe design information R version Rotating spindle Page 5 Parameters according to Checklist Pages 1 to 5 Preselect screw jack size acc. to diagram on screw jack Pages Stat. / dyn. load (Section 4 - Catalogue 2008) Tension load Compression load Page 10 Buckling calculation Compression load Tension load Page 11 Critical whirling speed Page 10 Buckling calculation Preselect screw jack size acc. to diagram on screw jack Pages Stat. / dyn. load (Section 4 - Catalogue 2008) Min. spindle diameter (possibly select larger screw jack and check again) S version Standing spindle S R i Page 16 Check max. power torque (possibly select larger screw jack and check again) Page 12 Required drive torque per screw jack Page 14 System layout Define system components See Section 7 - Catalogue 2008 Page 17 Determine lengths (spindle, protective tube) Page 21 Order code Page 14 Select motor Min. spindle diameter (possibly select larger screw jack and check again) INFO: Please always confirm the application parameters, load, speed, duty etc. so we can confirm the correct components have been selected. F © by ZIMM Austria 2009 1 Selection - Checklists - Calculations