Komatsu Excavator PC490LC-11 | 75 ton
Komatsu Excavator PC490LC-11 | 75.8 ton
Engine & Performance
The PC490LC-11 utilizes an advanced, Tier 4 Final / Stage V emission-certified engine designed for maximum power delivery with lower fuel burn.
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Engine Model: Komatsu SAA6D125E-7
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Type: 4-cycle, water-cooled, direct injection, variable geometry turbocharged diesel
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Gross Power: 362 HP (270 kW) @ 1,900 rpm
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Net Power: 359 HP (268 kW) @ 1,900 rpm
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Displacement: 11.04 L (674 cu. in.)
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Fuel Tank Capacity: 650 L (172 US gal)
Operating Weights & Ground Pressure
The machine features a long, stable undercarriage configuration (“LC”) with various track shoe widths.
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Operating Weight Range: 47,930 kg to 49,995 kg (105,670 lbs to 110,220 lbs)
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Ground Pressure (with 700 mm shoes): 0.73 kg/cm² (10.33 psi)
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Ground Pressure (with 900 mm shoes): 0.58 kg/cm² (8.20 psi)
Description
Komatsu Excavator PC490LC-11 | 75 ton
BELIALAT.COM support, unit, parts, service, rental, maintenance contract, overhaul, reconditioned Komatsu Excavator PC490LC-11 | 75 ton
The Komatsu PC490LC-11 is a highly productive, heavy-duty large excavator.
While the “75 ton” designation in your prompt might be a colloquial class grouping or an absolute maximum combined configuration rating in certain global configurations, the official operating weight for standard production models ranges between 47.3 to 50 metric tons (approximately 105,670 to 110,220 lbs). It balances excellent lifting capacity, fuel efficiency, and structural durability for heavy construction and quarrying.
Technical Specifications
1. Engine & Performance
The PC490LC-11 utilizes an advanced, Tier 4 Final / Stage V emission-certified engine designed for maximum power delivery with lower fuel burn.
-
Engine Model: Komatsu SAA6D125E-7
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Type: 4-cycle, water-cooled, direct injection, variable geometry turbocharged diesel
-
Gross Power: 362 HP (270 kW) @ 1,900 rpm
-
Net Power: 359 HP (268 kW) @ 1,900 rpm
-
Displacement: 11.04 L (674 cu. in.)
-
Fuel Tank Capacity: 650 L (172 US gal)
2. Operating Weights & Ground Pressure
The machine features a long, stable undercarriage configuration (“LC”) with various track shoe widths.
-
Operating Weight Range: 47,930 kg to 49,995 kg (105,670 lbs to 110,220 lbs)
-
Ground Pressure (with 700 mm shoes): 0.73 kg/cm² (10.33 psi)
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Ground Pressure (with 900 mm shoes): 0.58 kg/cm² (8.20 psi)
3. Hydraulic & Swing Systems
Komatsu’s HydrauMind closed-center load-sensing system (CLSS) ensures fast, synchronized movements under heavy loads.
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Main Hydraulic Pumps: 2 x variable displacement axial piston pumps
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Maximum Flow Output: 780 L/min (206 US gpm)
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Relief Valve Setting (Implement): 37.3 MPa (5,400 psi)
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Swing Speed: 9.0 rpm
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Maximum Drawbar Pull: 33,510 kgf (73,880 lbs)
Working Ranges & Forces
(Measured with a standard 7,060 mm (23’2″) HD Boom and 3,380 mm (11’1″) HD Arm)
| Metric Attribute | Specification | Imperial Equivalent |
| Max. Digging Depth | 9,190 mm | 30′ 2″ |
| Max. Reach at Ground Level | 11,810 mm | 38′ 9″ |
| Max. Cutting Height | 10,980 mm | 36′ 0″ |
| Max. Dumping Height | 7,630 mm | 25′ 0″ |
| Bucket Digging Force (ISO) | 275 kN (28,000 kgf) | 61,730 lbs |
| Arm Crowd Force (ISO) | 214 kN (21,800 kgf) | 48,060 lbs |
| Bucket Capacity Range | 1.12 m³ – 3.17 m³ | 1.47 yd³ – 4.15 yd³ |
Key Machine Features
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6 Working Modes: P (Power), E (Economy), L (Lifting), B (Breaker), ATT/P (Attachment Power), and ATT/E (Attachment Economy) optimize engine and pump speeds for specific tasks.
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Auto Idle Shutdown: Programmable system (5 to 60 mins) turns off the engine automatically to prevent unnecessary fuel waste and idling hours.
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KomVision System: An optional network of high-definition cameras provides a crystal-clear bird’s-eye view of the machine surroundings on the interior widescreen monitor.
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Heavy Duty Undercarriage: Reinforced crawler frames, thick high-tensile steel booms, and robust track guards are built specifically for tough rock and quarrying applications.
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