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3NB-500 Mud Pump

3NB-500 Single Action Triplex back and forth piston pump

Technical Specifications
Model TypeTechnical 
Specifications
input Power Rated power Rated speed 
drive shaft
Gear Ratio Inhalation diameter
3NB-500 Single Action Triplex 500 hp 373kw 514(Rev / min) 4.285:1 203mm
Discharge 
pipe diameter
Dimensions(mm) Weight
101.5mm 3658*2702*2207mm 9.8t

Performance parameter

Impact/min Bore(mm) and Pump pressure Mpa(psi)
170 160 150 140 130 120 110 100
9.2 10.4 11.8A 13.6 15.8 18.6 22.1 26.7
  Displacement(L/S)
120 25.94 22.98 20.2 17.6 15.17 12.93 10.86 8.95
110 23.78 21.07 18.52 16.13 13.91 11.85 9.93 8.23
100 21.62 19.15 16.84 14.66 12.65 10.77 9.03 7.48
90 19.46 17.24 15.16 13.19 11.39 9.69 8.13 6.73