SK850LC

General Specification

ModelSK850LC

Performance

  • Bucket Capacity
  • ISO heaped m3
  • 2.8-5.4
  • Swing Speed
  • min-1{rpm}
  • 8.4 {8.4}
  • Travel Speed
  • km/h
  • 4.2/2.7
  • Gradeability
  • % {°}
  • 70 {35}
  • Bucket Digging Force
  • kN {tf}
  • 432 {44.1}
  • Arm Crowding Force
  • kN {tf}
  • 351 {35.8}
  • Drawbar Pulling Force
  • kN {tf}
  • 637 {65}

Weight

  • Operating Weight
  • Kg
  • 78,200-80,500
  • Ground Pressure (with Std Shoe width)
  • kPa {kgf/cm2}
  • 92 {0.94}
  • Shoe Width
  • mm
  • 750

Engine

  • Model
  •  
  • KOMATSU SAA6D140E-5
  • Type
  •  
  • Direct Injection, Water Cooled, 4-Cycle, 6 Cylinder Electrically Controlled common rail system type diesel engine with turbo charger, Intercooler
  • Power Output
  • HP (kW)/min-1
  • 603 PS{370} /1800
  • Max. Torque
  • N.m/min-1
  • 2197 / 1350
  • Displacement
  • L
  • 15.24
  • Fuel Tank
  • L
  • 960

Hydraulic System

  • Pump
  •  
  • Two variable displacement pumps + one gear pump
  • Max. Discharge Flow
  • L/min
  • 2 x 504, 1 x 30
  • Relief Valve Setting
  • MPa {kgf/cm2}
  • 33.0{337}
  • Swing Motor
  •  
  • Axial-piston motor
  • Travel Motors
  •  
  • 2 x axial-piston, two-step motors
  • Hydraulic Oil Tank
  • L
  • 856: System (473 Tank oil level)