2023 Komatsu Excavators PC55MR-5
- Year 2023
- Make Komatsu
- Model Excavators
2023 Komatsu Excavators PC55MR-5
2023 Komatsu Excavators PC55MR-5
Engine
Engine Manufacturer
Komatsu 4D88E-7
Engine Type
Water-cooled, 4-cycle, direct injection, cooled EGR
Aspiration
Naturally aspirated
Cylinder Liners
4
Bore
3.46 in
Stroke
3.54 in
Displacement
Piston: 134 in³
Engine Power
SAE J1995 - Gross: 39 HP | ISO 9249 / SAE J1349 - Net: 38 HP
Engine Torque (rpm)
2,400 rpm
Cooling
2.4 US gal
Drivetrain
Drive System
method for radiator cooling: Mechanical | method: Hydrostatic
Steering
Two levers with pedals
Brakes
Brake System Type
Hydraulic lock
Parking Brake
Mechanical disc
Operational
Operating Speed
High: 2.9 mph| Low: 1.6 mph
Hydraulics
Hydraulic Pump
Boom, arm, bucket, and travel circuits
Pump Type
Variable displacement, axial piston | for: Swing and blade | Fixed displacement gear
Hydraulic Flow
40.1 gpm | 63 ltr/min (16.6 gal/min)
Maximum Pressure
Blade circuit (Raise, Lower): 3,133 psi | Pilot circuit: 455 psi | Swing circuit: 3,133 psi | Implement circuits: 3,844 psi Travel circuit: 3,844 psi
Dimensions
Dimensions
Gradeability: 30° | Blade / 1: 4.33 x 5.5 x 1.97 in | Boom swing / 1: 3.74 x 24.8 x 1.97 in| Bucket / 1: 2.95 x 22.8 x 1.97 in | Boom / 1: 3.54 x 27.2 x 1.97 in | Arm/ 1: 3.35 x 28.9 x 2.17 in
Capacities
Drawbar Capacity
9,436 lbf.
Features
Engine: 2.2 (2.0) US gal | Final drive (each side) : 0.2 US gal
Hydraulic Capacity
14.5 (5.3) US gal
Fuel Capacity
17.2 US gal
Features
Features
Number of track rollers (each side): 4 | Number of carrier rollers (each side): 1 | Number of shoes (each side): 39 | Governor: All-speed control, electronic | Center frame: X-frame | Track frame: Box-section | Track adjuster: Hydraulic