The Komatsu PC500 / PC500LC-10R is a heavy-duty 50-tonne class crawler excavator designed for high-volume earthmoving, quarry operations, and heavy infrastructure projects.
Below are the key technical specifications and performance details for the model series:
1. Engine & Powertrain
Engine Model: Komatsu SAA6D125E-5 / SAA6D140E series turbocharged water-cooled diesel engine
Gross Horsepower: 362 HP (270 kW) @ 1,900 rpm
Net Horsepower: 360 HP (269 kW) @ 1,900 rpm
Number of Cylinders: 6
Fuel Efficiency: Features variable engine speed matching control and a viscous fan clutch system, yielding up to 11% lower fuel consumption compared to previous generations.
2. Operating Weight & Dimensions
Operating Weight: 49,400 kg – 51,300 kg (108,888 – 113,100 lbs) depending on counterweight, boom, and shoe configuration.
Overall Transport Length: Approx. 12.26 meters
Standard Track Shoe Width: 600 mm (triple grouser options available)
Undercarriage: Heavy-duty reinforced long-crawler (LC) undercarriage with sealed track chains and reinforced track frames.
3. Bucket & Work Capacities
Standard Bucket Capacity Range: 2.50 m³ to 4.00 m³ (3.3 – 5.2 yd³)
Heavy-Duty (HD) Bucket: 2.50 m³ – 3.50 m³ (suitable for high-density rock and blasting)
General Purpose (GP) Bucket: 3.10 m³ – 3.70 m³
Maximum Bucket Digging Force (ISO 6015): Up to 304 kN (31.0 tonnes) with One-Touch Power Max activated.
Maximum Arm Crowd Force (ISO 6015): Up to 303 kN.
4. Hydraulic & Operating Modes
Main Pump System: Variable displacement axial piston pumps providing high flow output at low engine RPM.
One-Touch Power Max: Momentarily increases hydraulic power and digging force by 8.5% for 8.5 seconds when activated via the joystick switch.
Selectable Work Modes:
P (Power Mode): Maximum production and fast cycle times.
E (Economy Mode): Optimized fuel efficiency for general digging.
L (Lifting Mode): Increases hydraulic pressure by 7% while adjusting speed for precise lifting.
B (Breaker Mode): Presets optimal flow and pressure for hydraulic attachments.
5. Operator Cab & Technology
Cab Features: Pressurized ROPS-certified sound-suppressed cab, automatic climate control, adjustable suspension seat, and low-vibration damper mounts.
Display & Monitoring: High-resolution multi-lingual LCD screen displaying live fuel consumption, maintenance reminders, diagnostic codes, and rear-view camera feeds.
Telematics: Integrated KOMTRAX / KOMTRAX Plus satellite machine tracking for operational metrics, location monitoring, and maintenance management.