| Specification | |
|---|---|
| Power | Traditional Power |
| Bucket | Backhoe |
| Tonnage (tons) | 20 |
| Working weight of the whole machine (kg) | 20150 |
| Bucket capacity (m³) | 0.9~1.05 |
| Boom length (mm) | 5700 |
| Stick length (mm) | 2410 |
| performance | |
|---|---|
| Rotation speed (rpm) | 12.4 |
| Walking speed (km/h) | 5.5/4.1/3.0 |
| Gradeability(%) | 70%（35°） |
| Ground pressure (Kpa) | 46.7 |
| Bucket digging force (kN) | 149 |
| Stick digging force (kN) | 108 |
| Maximum traction (kN) | 178 |
| power system | |
|---|---|
| engine model | Komatsu SAA6D107E-1 |
| Rated power (kw/rpm) | 103/2000 |
| Displacement (L) | 6.69 |
| Number of cylinders (pcs) | 6 |
| Bore×Stroke (mm) | 107×124 |
| cooling method | Water cooling |
| Forms of work | Water-cooled, 4-stroke, direct injection; turbocharged, after-cooled |
| Hydraulic system | |
|---|---|
| Main pump type | Variable piston pump |
| Swing hydraulic motor type | Axial piston motor×1 (with rotation holding brake) |
| Traveling hydraulic motor type | Axial plunger motor × 2 (with parking brake) |
| Maximum flow of main pump (l/min) | 439 |
| Pilot oil circuit (MPa) | 3.2 |
| Working hydraulic circuit (Mpa) | 37.3 |
| Walking hydraulic circuit (Mpa) | 37.3 |
| Rotary hydraulic circuit (Mpa) | 28.9 |
| Boom cylinder-number×bore×stroke(mm) | 2-120×1334×85 |
| Stick cylinder-number × cylinder diameter × stroke (mm) | 1-135×1490×95 |
| Bucket cylinder-number × cylinder diameter × stroke (mm) | Bucket cylinder-number × cylinder diameter × stroke (mm) |
| Oil capacity | |
|---|---|
| Fuel tank (L) | 400 |
| Hydraulic oil tank (L) | 135 |
| Engine oil replacement amount (L) | 23.1 |
| Coolant (L) | 20.4 |
| Scope of work | |
|---|---|
| Maximum digging radius (mm) | 9380 |
| Maximum digging radius of stop surface (mm) | 9190 |
| Maximum digging depth (mm) | 6095 |
| Maximum digging height (mm) | 9800 |
| Maximum unloading height (mm) | 6890 |
| Maximum vertical digging depth (mm) | 5430 |
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