Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | SK140LC-8 |
| Model Abbreviation | 140 |
| Weight Range | Small excavator(4-13Ton) |
| Traveling Method | Crawler |
| Bucket Type | Backhoe |
| Operating Conditions | General purpose |
| Power Type | Fuel |
| Engine (Fuel) | |
| Engine Brand | Mitsubishi |
| Model | D04FR |
| Type | Direct Injection、Water-cooled，Four-stroke，Turbocharged，Built-in intercooled |
| Rated Power (kW) | 69.2/74 |
| Rated Speed (r/min) | 2000 |
| Maximum Torque (N·m) | 359/375 |
| Total Displacement (L) | 4.249 |
| Number of Cylinders | 4 |
| Bore × Stroke (mm) | 102×130 |
| Performance Parameters | |
| Operating Weight (kg) | 13200 |
| Bucket Capacity (m³) | 0.38-0.57 |
| Travel Speed (High/Low) (km/h) | 5.6/3.4 |
| Swing Speed (rpm) | 11 |
| Grounding pressure(kPa) | 45 |
| Slope Climbing Ability(%) | 70 |
| Bucket Digging Force (kN) | 90.1 |
| Arm Digging Force (kN) | 64.4 |
| Arm Length (mm) | 4680 |
| Boom Length (mm) | 2380 |
| Machine Dimensions | |
| Length × Width × Height (Transportation Status) (mm) | 7790×2490×2870 |
| Clearance Over Counterweight (mm) | 910 |
| Track Ground Length (mm) | 3040 |
| Total Track Length (mm) | 3750 |
| Track Shoe Width (mm) | 500 |
| Track Gauge (mm) | 1990 |
| Minimum Ground Clearance (mm) | 440 |
| Minimum Turning Radius (Front Work Device) (mm) | 2620 |
| Rear End Swing Radius (mm) | 2190 |
| Working Range | |
| Maximum Digging Radius (mm) | 8340/8780 |
| Maximum Digging Radius at Ground Level (mm) | 8190/8640 |
| Maximum Digging Depth (mm) | 5520/5980 |
| Maximum Digging Height (mm) | 8500/8810 |
| Maximum Dumping Height (mm) | 6090/6390 |
| Maximum Vertical Digging Depth (mm) | 4880/5550 |
| Fluid Capacities | |
| Fuel Tank (L) | 275 |
| Hydraulic Tank (L) | 101/172 |
| Engine Oil Replacement Volume (L) | 18.5 |
| Coolant Capacity (L) | 14 |
| Hydraulic System | |
| Main Pump Type | Duplex variable displacement axial piston pumps+Pilot gear pump |
| Maximum Flow Rate of Main Pump (L/min) | 2×130，1×20 |
| Travel Hydraulic Circuit (Mpa) | 34.3 |
| Swing Hydraulic Circuit (Mpa) | 28 |
| Control Hydraulic Circuit (Mpa) | 5 |
| Arm Cylinder - Bore × Stroke (mm) | 100×1092 |
| Boom Cylinder - Bore × Stroke (mm) | 115×1120 |
| Bucket Cylinder - Bore × Stroke (mm) | 95×903 |