APPENDIX C - DATA ROTARY LOBE PUMP UNITS PROJECT TITLE (P) DOCUMENT REFERENCE (P) PROJECT REFERENCE NUMBER (P) REVISION (P) PROJECT LOCATION (P) DATE (P) PUMP UNIT SUPPLIER (P/S) REFERENCE DRAWINGS INCLUDED (Y/N) (P) TAG NO./ASSET CODE (P) * - Indicates Purchaser’s default requirement 2.0 GENERAL 2.1 General 1 Number of Identical Pump Units Required (P) 2 Pump Unit Application () (P) Sludge pumping Chemical dosing Other (specify) 3.0 OPERATING ENVIRONMENT AND PIPEWORK DETAILS 1 Operating Environment (P) Site Location () Inland Coastal Pump Unit Location () Inside Outside Other (specify) Hazardous Areas (P) Hazard (dust or gas) Dust zone (20, 21 or 22) Gas zone (1 or 2) Gas Temperature class EMC Environment () 1st environment – C1 1st environment – C2 2nd environment – C3 2 Unusual Environmental or Operating Conditions (P) 3 Inlet Pipework Size and Length (P) 3 Outlet Pipework Size and Length (P) 3 References For Further Information (P) 4.0 TYPE AND PROPERTIES OF THE PUMPED MEDIUM 1 Sludge Pumping Applications (P) Type of Sludge (Primary, RAS, etc.) Sludge Properties (If Known) Dry solids content (wt %) (min/design/max) Rag content (high/low) Abrasive solids content (high/medium/low) pH Chloride content (ppm) Avg Max Temperature (inlet) (°C) Min Max Vapour pressure (bar abs) Kinematic viscosity (cSt) Density (kg/m3) Newtonian/non/Newtonian Polythickened (%) 1 Sewage Pumping Applications (P) Type of Sewage (Raw, Screened, etc.) Sewage Properties (If Solids content (wt %) Rag content (high/low) Abrasive solids content (high/medium/low)
* - Number of hours operation at the GP 6.0 DESIGN SPECIFICATION 6.1 General 6.1.1 General 3 Pump Unit Designation/ Model Number (S) 6 Methiod of Synchronisation () (P/S) Timing gears Double-sided toothed belt (specify/state) 8 Process Connection Details (P/S) Inlet Connection Nominal bore (mm) Flange rating (PN 16*) Outlet Connection Nominal bore (mm) Flange rating (PN 16*) 9 Auxiliary Connections () (P/S) (Y/N) Size Inlet/outlet pressure gauges Venting pipework Drain pipework (specify) * - Minimum allowable flange rating 6.1.2 Weights and Lifting Arrangements 1 Weights (kg) (S) Complete pump unit Heaviest erection lift Heaviest maintenance lift 6.1.4 External Corrosion Protection 1 Coating Requirements (P) Pump external surfaces (Suppliers standard finish*) Support structure (WIMES 4.01*) 6.1.8 O & M Manuals 1 Type () (P) Supplier’s standard Purchaser’s standard (specify reference) 6.2 Support Structure 3 Material (S) 6.3 Pump Body/Casing 2 Material (P/S) 3 Features/Facilities Provided to Reduce and/or Compensate for Wear (S) 5 Method of Support For Front Covers Weighing >25 kg () (S) Hinged Lifting points 6.4 Rotors 1 Number of Rotor Lobes Per Rotor (P/S) 2 Rotor Material(s) (P/S) 2 Rotor Coating (Where Applicable) (P/S) 5 Method of Attaching Rotors to Shafts () (P/S) Splined Torque lock assembly Other (specify/state) 6.5 Seals 1 Type of Mechanical Seal () (P/S) Component Cartridge 2 Seal Details (P/S) Manufacturer Designation 3 Seal Component Materials (P/S)
Rotating ring Stationary ring Secondary Springs Other metal parts 6.6 Timing Gearbox (Pump Units with Timing Gears) 6.6.2 Casing 1 Shims and Packers Required (Y*/N) (P) 6.6.4 Gears, Bearings and Lubrication 6.6.4.2 Bearings 3 Bearing Details (S) Manufacturer Designation 6.6.4.3 Lubrication 1 Oil (S) 6.7 Bearing Housing (Pump Units Without Timing Gears) 6.7.1 General 2 Method of Securing Bearing Housing to Baseplate (S) 6.7.3 Bearings 1 Bearing Details (S) Manufacturer Designation 6.7.4 Lubrication 2 Method of Bearing Lubrication () (S) Sealed-for-life bearings provided Re-lubricating facilities provided 2 Lubricant Type/Grade (S) 6.8 System 6.8.1 General 1 Type of System () (P/S) speed motor Fixed speed geared motor Variable speed motor (inverter driven) Variable speed geared motor (inverter driven)r Variable speed geared motor (adjusting pulley) Variable speed geared motor (friction wheel) 2 Method of Power Transmission () (P/S) Close coupled Flexible coupling Belt drive 6.8.3 Gearbox 6 IEC Input Design Required (Y/N) (P) 6.8.4 Coupling (Where Required/Provided) 1 Coupling Details (P/S) 6.8.5 Belt Drive (Where Required/Provided) 1 Type of Belt Drive System () (S) Single reduction system Double reduction system 2 Speed reduction ratio (S) 3 Belt Details (P/S) 6.9 Information Plate 1 Additional Information Required (P) 2 Duplicate Information Plate Required (Y/N) (P) 6.10 Accessories 6.10.1 Over-Pressure Protection 2 Estimated Maximum Instantaneous Closed Discharge Pressure (bar) (S) 7.0 TEST SPECIFICATION