Product Description
The modern R215-7 excavator, equipped with an efficient gun head, has a cumulative working time of only 53,000 hours and features stable and reliable overall performance. This model is equipped with a high-performance Cummins QSB6.7 engine with a rated power of 129 kilowatts, ensuring strong power output and a smooth operating experience under all working conditions. The advanced hydraulic system is composed of variable piston pumps and high-efficiency hydraulic motors, which can achieve precise control and rapid response, greatly enhancing operational efficiency. The main advantages of the modern R215-7 excavator include: The robust body design made of high-strength structural steel enhances the durability and safety of the equipment. The cab is spacious and comfortable, with a wide field of vision. The operation interface is friendly and intuitive, which helps to reduce driver fatigue. The intelligent management system can monitor the machine status in real time, facilitating maintenance and extending its service life. It has good fuel economy and low emission standards, meeting environmental protection requirements. This second-hand excavator stands out among many similar products with its outstanding cost performance, excellent w
| Specifications | Value |
|---|---|
| No. | 977782 |
| Tonnage (tons) | 21 |
| Working weight (kg) | 20700 |
| Bucket capacity (m³) | 0.92 |
| Boom length (mm) | 5650 |
| Rod length (mm) | 2920 |
| Country of origin | Jiangsu (Province) |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | Hyundai D6BT-C |
| Rated power (kw/rpm) | 110/1950 |
| Cooling mode | water-cooling |
| Cylinder diameter × stroke (mm) | 118 x 115 |
| Number of cylinders (PCS) | 6 |
| Displacement (L) | 7 |
| Working form | Six-cylinder four-stroke turbocharged direct injection engine |
| Ground specific pressure (Kpa) | 47 |
| Rotation speed (rpm) | 12.5 |
| Climbing ability (%) | 70/35 ° |
| Bucket digging force (kN) | 123.3 |
| Rod digging force (kN) | 95.1 |
| Travel speed (km/h) | 3.5/5.2 |
| Main overflow set pressure (Mpa) | 47 |
| Rotary hydraulic motor type | Quantitative swash plate axial piston motor |
| Type of walking hydraulic motor | Variable swash plate axial piston motor |
| Maximum flow of main pump (l/min) | 2 x 220 |
| Traveling Hydraulic Circuit (Mpa) | 280 |
| Rotary Hydraulic Circuit (Mpa) | 240 |
| Main pump type | 2× variable axial piston pump + gear pump |
| Working Hydraulic Circuit (Mpa) | 280 |
| Pilot Oil Circuit (MPa) | 35 |
| Bucket cylinders - Number × diameter × stroke (mm) | 120 * 80 * 1120 |
| Bucket rod cylinders - Number × diameter × stroke (mm) | 140 * 95 * 1570 |
| Boom cylinders - Number × diameter × stroke (mm) | 125 * 85 * 1320 |
| Fuel Tank (L) | 320 |
| Hydraulic Tank (L) | 165 |
| Engine Oil changes (L) | 16.3 |
| Coolant (L) | 32.7 |
| Hydraulic System (L) | 270 |
| Total transport length (mm) | 9510 |
| Total transport width (mm) | 2800 |
| Total transport height (mm) | 2990 |
| Full cab height (mm) | 2920 |
| Counterweight ground clearance (mm) | 1060 |
| Minimum ground clearance (mm) | 480 |
| Back end turning radius (mm) | 2830 |
| Total track length (mm) | 4160 |
| Track gauge (mm) | 2200 |
| Track plate width (mm) | 600 |
| Total track width (mm) | 2800 |
| Track ground length (mm) | 3360 |
| Maximum digging radius (mm) | 9930 |
| Maximum digging depth (mm) | 6800 |
| Maximum excavation height (mm) | 9730 |
| Maximum unloading height (mm) | 6910 |
| Maximum vertical digging depth (mm) | 6060 |
| Bulldozer lift or depth (mm) | There is no |
| Dodging plate width × height (mm) | There is no |
| Maximum excavation radius of stop surface (mm) | 9760 |
| Maximum effective digging depth (mm) | 6610 |
WhatsApp
Facebook
