Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | HT20-7 |
| Model Abbreviation | 20 |
| Excavator Weight (t) | 1.96 |
| Traveling Method | Crawler |
| Bucket Type | Backhoe |
| Operating Conditions | General purpose |
| Engine (Fuel) | |
| Model | LL380B-180 |
| Rated Power (kW) | 14.7 |
| Rated Speed (r/min) | 2350 |
| Performance Parameters | |
| Operating Weight (kg) | 1960 |
| Bucket Capacity (m³) | 0.06 |
| Travel Speed (High/Low) (km/h) | 3 |
| Swing Speed (rpm) | 11 |
| Grounding pressure(kPa) | 26 |
| Slope Climbing Ability(%) | 50 |
| Bucket Digging Force (kN) | 12 |
| Arm Digging Force (kN) | 9 |
| Machine Dimensions | |
| Length × Width × Height (Transportation Status) (mm) | 3635*1400*2320 |
| Total Track Length (mm) | 1632 |
| Track Shoe Width (mm) | 250 |
| Track Gauge (mm) | 1150 |
| Minimum Ground Clearance (mm) | 180 |
| Rear End Swing Radius (mm) | 640 |
| Working Range | |
| Maximum Digging Radius (mm) | 3908 |
| Maximum Digging Depth (mm) | 2159 |
| Maximum Digging Height (mm) | 3421 |
| Maximum Dumping Height (mm) | 2358 |
| Blade Width × Height (mm) | 1400（Width） |
| Blade Lifting or Cutting Depth (mm) | 200/180 |
| Hydraulic System | |
| Main Relief Valve Setting Pressure (Mpa) | 20 |
| Maximum Flow Rate of Main Pump (L/min) | 2*12.1+3.5 |
| Working Hydraulic Circuit (Mpa) | 20 |
| Travel Hydraulic Circuit (Mpa) | 20 |
| Swing Hydraulic Circuit (Mpa) | 12.5 |
| Maximum Pressure of Pilot System (Mpa) | 3.5 |