Pump Data Sheet - Gorman-Rupp Company: National Energy Equipment Name: Date: 5/8/2009 Pump: Size: RD4A-B-1 Type: RS/RD-Series Speed: 3450 rpm Synch speed: 3600 rpm Dia: 10.25 in Curve: RD4A-B-1 Impeller: 38628-548 Specific Speeds: Ns: --- Nss: --- Dimensions: Suction: 6 in Discharge: 4 in Pump Limits: Temperature: --- Power: --- Pressure: --- Eye area: --- Sphere size: --- Search Criteria: Flow: --- Head: --- Fluid: Water Temperature: 60 °F SG: 1 Vapor pressure: 0.2563 psi a Viscosity: 1.105 cP Atm pressure: 14.7 psi a NPSHa: --- Motor: Size: 100 hp Speed: 3600 Frame: 405TS Standard: NEMA Enclosure: TEFC Sizing criteria: Max Power on Design Curve Selected from catalog: Gorman-Rupp Petroleum Pumps.60 Vers: 1.00 ---- Data Point ---- Flow: 674 US gpm Head: 315 ft Eff: 65.8% Power: 81.5 hp NPSHr: 18.2 ft ---- Design Curve ---- Shutoff head: 391 ft Shutoff dP: 169 psi Min flow: --- BEP: 65.8%@ 674 US gpm NOL power: 87.1 hp @ 932 US gpm -- Max Curve -- Max power: 87.1 hp @ 932 US gpm US gpm NPSHr - ft 1000 900 800 700 600 500 400 300 200 0 10 100 20 30 Head - ft 1000 900 50 800 100 700 150 600 200 500 250 400 300 300 350 200 400 100 450 65.8 10.25 in 8.25 in 30 hp 40 hp 50 hp 60 hp 75 hp 40 40 50 50 60 60 60 60 65 65 Performance Evaluation: Flow Speed Head Efficiency Power NPSHr US gpm rpm ft % hp ft 895 3450 228 61.1 84.3 25.2 746 3450 287 65.5 81.4 20.4 597 3450 333 65.5 75.8 16.4 448 3450 366 63.5 65 13.1 298 3450 384 52.4 54.7 10.4
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