Komatsu PC220-7 is a crawler excavator produced by Komatsu.
Basic parameters
Machine operating weight: 22840kg
Bucket capacity: 1m³
Boom length: 5850mm
Arm length: 3045mm
Engine model: Komatsu SAA6D102E-2
Rated power: 125kW/2100rpm
Cooling method: Water cooling
Cylinder diameter×stroke: 102×120mm
Number of cylinders: 6
Displacement: 5.883L
Slewing speed: 11.7rpm
Gradeability: 70%/35°
Bucket digging force: 172kN
Arm digging force: 129kN
Travel speed: 3.1km/h, 4.2km/h, 5.5km/h12
Power system
Engine model: Komatsu SAA6D102E-2
Rated power: 125kW/210 0rpm
Cooling method: water cooling
Cylinder diameter×stroke: 102×120mm
Number of cylinders: 6
Displacement: 5.883L12
Performance parameters
Swing speed: 11.7rpm
Gradability: 70%/35°
Bucket digging force: 172kN
Arm digging force: 129kN
Travel speed: 3.1km/h, 4.2km/h, 5.5km/h12
Hydraulic system parameters
Swing hydraulic motor type: axial piston motor×1 (with swing holding valve)
Travel hydraulic motor type: axial piston motor×2 (with parking brake)
Main pump maximum flow: 439l/min
Travel hydraulic circuit pressure: 37.3MPa
Swing hydraulic circuit pressure: 28.4MPa
Control hydraulic circuit pressure: 3.2MPa1
660 mm)