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Engineered for high-demand excavation, the Hyundai R505LVS delivers 299 kW of rated power through a Cummins QSM11 six-cylinder, 10.8L turbocharged, water-cooled engine running at 1,800 RPM. Backed by a dual variable plunger pump system with a maximum combined flow of 810 L/min, this 50-ton class machine maintains precise hydraulic control across the most demanding worksites. Currently available from Hunan, this 2021 unit represents serious iron for serious operators.
- Engine: Cummins QSM11 | 299 kW @ 1,800 RPM | 10.8L displacement | 6-cylinder, 4-stroke turbocharged with air-to-air intercooling
- Hydraulic System: Dual variable plunger pumps | Max flow 2 × 405 L/min | Axial piston rotary motor with auto-braking | 486L total system capacity
- Bucket & Reach: 2.8 m³ backhoe bucket | 11,050 mm max digging radius | 6,900 mm max digging depth | 10,280 mm max excavation height
- Undercarriage: Two-speed axial plunger travel motors | 5.1/3.25 km/h travel speeds | 70% gradeability | 53 track plates per side
- Working Weight: 50,200 kg | Transport dimensions: 11,710 × 3,340 × 3,810 mm
- Fuel
| Specifications | Value |
|---|---|
| No. | 1035377 |
| Tonnage (tons) | 50 |
| Working weight (kg) | 50200 |
| Bucket capacity (m³) | 2.8 |
| Boom length (mm) | 6550 |
| Rod length (mm) | 2900 |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | Cummins QSM11 |
| Rated power (kw/rpm) | 299/1800 |
| Cooling mode | water-cooling |
| Cylinder diameter × stroke (mm) | 125*147.1 |
| Number of cylinders (PCS) | 6 |
| Displacement (L) | 10.8 |
| Working form | 4-stroke, water-cooled, in-line turboturbo-charged air-to-air cooled engine |
| Rotation speed (rpm) | 9 |
| Climbing ability (%) | 70 |
| Travel speed (km/h) | 5.1/3.25 |
| Rotary hydraulic motor type | Axial piston motor with automatic braking |
| Type of walking hydraulic motor | Two-speed axial plunger motor with brake valve and parking brake |
| Maximum flow of main pump (l/min) | 2 x 405 |
| Main pump type | Two variable plunger pump |
| Bucket cylinders - Number × diameter × stroke (mm) | 1 - ø 170 x ø 115 x 1370 |
| Bucket rod cylinders - Number × diameter × stroke (mm) | 1 - ø 190 x ø 130 x 1820 |
| Boom cylinders - Number × diameter × stroke (mm) | 2 - ø 170 x ø 115 x 1570 |
| Pilot pump type | Gear pump |
| Fuel Tank (L) | 620 |
| Hydraulic Tank (L) | 295 |
| Engine Oil changes (L) | 38 |
| Coolant (L) | 50 |
| Hydraulic System (L) | 486 |
| Total transport length (mm) | 11710 |
| Total transport width (mm) | 3340 |
| Total transport height (mm) | 3810 |
| Counterweight ground clearance (mm) | 1275 |
| Back end turning radius (mm) | 3780 |
| Number of sprockets (single side) (each) | 2 |
| Number of wheels (single side) (each) | 9 |
| Number of track plates (single side) (PCS) | 53 |
| Maximum digging radius (mm) | 11050 |
| Maximum digging depth (mm) | 6900 |
| Maximum excavation height (mm) | 10280 |
| Maximum unloading height (mm) | 6990 |
| Maximum vertical digging depth (mm) | 4570 |
| Maximum excavation radius of stop surface (mm) | 10830 |
| Maximum effective digging depth (mm) | 6740 |
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