2024 Komatsu Excavators PC170LC-11
- Year 2024
- Make Komatsu
- Model Excavators
- Engine Model: SAA4D107E-3
2024 Komatsu Excavators PC170LC-11
2024 Komatsu Excavators PC170LC-11
Engine
Engine Manufacturer
Komatsu
Engine
Model: SAA4D107E-3
Cooling
Water-cooled | Fan drive method for radiator cooling: Mechanical with viscous fan clutch
Cylinder Liners
4
Bore
4.21 in | Hydraulic cylinders Boom: 4.3 in | Hydraulic cylinders Arm: 4.7 in | Hydraulic cylinders Bucket: 4.1 in
Stroke
4.88 in | Hydraulic cylinders Boom: 46.3 in | Hydraulic cylinders Arm: 52.8 in | Hydraulic cylinders Bucket: 40.4 in
Displacement
Piston: 272 in³
Engine Power
ISO 9249 / SAE J1349: 121 HP | Fan at maximum speed: 114 HP
Rated Engine Speed
2,100 rpm
Engine Type
4-cycle,
Aspiration
Variable Geometry Turbocharger (VGT), aftercooled, cooled EGR
Lubrication
Swing circle lubrication: Grease-bathed
Engine Torque, Maximum
Swing torque: 31,314 ft.-lbs.
Motor
Motor Type
Travel: 2 x piston motor with parking brake | Swing: 1 x axial piston motor with swing holding brake
Fuel System
Fuel Injection
direct
Drivetrain
Governor
All-speed control, electronic
Steering
control: Two levers with pedals
Drive System
method: Fully hydrostatic | Swing System method: Hydraulic motor
Brakes
Brake System Type
Hydraulic lock | Swing brake: Hydraulic lock | Swing lock: Mechanical disc brake
Parking Brake
Mechanical disc
Operational
Operating Conditions
Gradeability: 70%, 35° | Maximum drawbar pull: 35,164 lbf.
Operating Speed
High: 3.4 mph | Low: 1.9 mph | Swing: 12.0 rpm
Ground Pressure
Triple-Grouser 24 in: 6.36 psi | Triple-Grouser 28 in: 5.51 psi | Triple-Grouser 31.5 in: 4.87 psi | Heavy Counterweight Triple-Grouser 24 in: 6.56 psi | Heavy Counterweight Triple-Grouser 28 in: 5.69 psi | Heavy Counterweight Triple-Grouser 31.5 in: 5.03 psi
Performance
Noise Level
Exterior – ISO 6395: 99 dB(A) | Operator – ISO 6396: 68 dB(A)
Hydraulics
Pump Type
Variable capacity piston type | Pumps for: Boom, arm, bucket, swing, and travel circuits
Hydraulic Flow
Maximum flow: 78.7 US gpm | Maximum Auxiliary Flow at 3,553 psi: 64 US gpm
Relief Valve Setting
Implement circuits: 5,450 psi | Travel circuit: 5,400 psi | Swing circuit: 4,195 psi | Pilot circuit: 470 psi
Chassis
Frame Type
Center frame: X-frame leg | Track frame: Box-section
Dimensions
Dimensions
Hydraulic cylinders Boom (rod diameter): 3.0 in | Hydraulic cylinders Arm (rod diameter): 3.3 in | Hydraulic cylinders Bucket (rod diameter): 2.8 in
Capacities
Fuel Capacity
Engine: 4.8 US gal | tank: 79.25 US gal | Final drive (each side): 1.43 US gal | Swing drive: 1.2 US gal | DEF tank: 7.81 US gal
Hydraulic Capacity
32.0 US gal
Cooling System
Radiator: 7.21 US gal
Weights
Weight, In Running Order
Triple-Grouser 24 in: 40,717 lbs. | Triple-Grouser 28 in: 41,157 lbs. | Triple-Grouser 31.5 in: 41,597 lbs. | Heavy Counterweight Triple-Grouser 24 in: 42,015 lbs. | Heavy Counterweight Triple-Grouser 28 in: 42,455 lbs. | Heavy Counterweight Triple-Grouser 31.5 in: 42,895 lbs.
Features
Track Type
Sealed | adjuster: Hydraulic
Features
Swing reduction: Planetary gear | Number of shoes (each side): 44 | Number of carrier rollers (each side): 2 | Number of track rollers (each side): 7