Mini-excavator ZX48U-5A

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SIMPLIFIED MAINTENANCE Easier cleaning and improved cooling efficiency by a parallel arrangement Type ............................. 4-cycle water-cooled, direct injection No. of cylinders ............ 4 Rated power ISO 9249, net .............. 28.2 kW (37.8 HP) at 2 400 min-1 (rpm) Piston displacement ..... 2.189 L Hydraulic Pumps Main pumps ................ 1 variable displacement axial piston pumps Maximum oil flow ....... 1 x 120 L/min Pilot pump ................... 1 gear pump Maximum oil flow ....... 12.0 L/min Hydraulic Motors Travel .......................... 2 variable displacement axial piston motors Swing .......................... 1 axial piston motor Relief Valve Settings Implement circuit ......... 24.5 MPa (250 kgf/cm2) Swing circuit ................ 18.3 MPa (187 kgf/cm2) Travel circuit ................ 24.5 MPa (250 kgf/cm2) Pilot circuit .................. 5.9 MPa (60.2 kgf/cm2 UPPERSTRUCTURE Swing speed .............. 9.0 min-1 (rpm)