Chinese Famous Brand Good 21ton Hydraulic Excavator, Find details about China Crawler Excavator, Excavator from Chinese Famous Brand Good 21ton Hydraulic Excavator
Description | Unit | Parameter value | |||
Operating weight | kg | 21900 | |||
Bucket capacity | m³ | 0.8~1.3 | |||
Engine | Model | Engine | QSB7 | ||
Style | Direct injection | --- | √ | ||
Four strokes | --- | √ | |||
Water cooling | --- | √ | |||
Turbo-charging | --- | √ | |||
Air to air intercooler | --- | √ | |||
No. of cylinders | --- | 6 | |||
Output power | kW/ r/min | 135/2050 | |||
torque/speed | N.m | 740/1250 | |||
Displacement | L | 6.7 | |||
Main performance | Travel speed(H/L) | km/h | 5.4/3.1 | ||
Gradeability | % | 70 | |||
Rotary speed | r/min | 11.8 | |||
Ground pressure | kPa | 47.2 | |||
Bucket digging force | kN | 149 | |||
Arm digging force | kN | 111 | |||
Hydraulic system | Main pump | -- | K7V125 | ||
Rated flow of main pump | L/min | 2×225 | |||
Main safety valve pressure | MPa | 34.3/37 | |||
Pressure of pilot system | MPa | 3.9 | |||
Oil Capacity | Fuel tank capacity | L | 400 | ||
Hydraulic tank capacity | L | 220 | |||
Engine oil capacity | L | 19.5 | |||
Appearance size | Overall length | mm | 9625 | ||
Overall width | mm | 2990 | |||
Overall height | mm | 3100 | |||
Width of platform | mm | 2830 | |||
Length of crawler | mm | 4255 | |||
Overall width of chassis | mm | 2990 | |||
Width of crawler | mm | 600 | |||
Wheel base of crawler | mm | 3462 | |||
Crawler gauge | mm | 2390 | |||
Clearance under counterweight | mm | 1050 | |||
Min. ground clearance | mm | 476 | |||
Min. rear-end swing radius | mm | 2890 | |||
Working scope | Max. digging height | mm | 9620 | ||
Max. dumping height | mm | 6780 | |||
Max. digging depth | mm | 6680 | |||
Max. digging depth at the range of level 8 feet | mm | 6500 | |||
Max. vertical wall digging depth | mm | 5715 | |||
Max. digging reach | mm | 9940 | |||
Min. swing radius | mm | 3530 | |||
Worker | Standard | Length of boom | mm | 5680 | |
Length of arm | mm | 2910 | |||
Bucket capacity | m³ | 1.0 |