Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | CT85-8A |
| Model Abbreviation | 85 |
| Excavator Weight (t) | 8 |
| Traveling Method | Crawler |
| Bucket Type | Backhoe |
| Operating Conditions | General purpose |
| Engine (Fuel) | |
| Engine Brand | Cummins |
| Model | CumminsB3.3-C |
| Rated Power (kW) | 60 |
| Rated Speed (r/min) | 2200 |
| Performance Parameters | |
| Operating Weight (kg) | 8.300 |
| Bucket Capacity (m³) | 0.36~0.4 |
| Travel Speed (High/Low) (km/h) | 4.6/2.9 |
| Swing Speed (rpm) | 11.0 |
| Grounding pressure(kPa) | 38 |
| Slope Climbing Ability(%) | 58 |
| Bucket Digging Force (kN) | 54.8 |
| Arm Digging Force (kN) | 46.6 |
| Arm Length (mm) | 3.905 |
| Boom Length (mm) | 1.750 |
| Machine Dimensions | |
| Cabin Full Height (mm) | 2.540 |
| Clearance Over Counterweight (mm) | 785 |
| Total Track Length (mm) | 2785 |
| Track Gauge (mm) | 1650 |
| Minimum Ground Clearance (mm) | 370 |
| Rear End Swing Radius (mm) | 1.835 |
| Working Range | |
| Maximum Digging Radius (mm) | 6.810 |
| Maximum Digging Radius at Ground Level (mm) | 6.680 |
| Maximum Digging Depth (mm) | 4.375 |
| Maximum Digging Height (mm) | 7.310 |
| Maximum Dumping Height (mm) | 4.950 |
| Maximum Vertical Digging Depth (mm) | 3.200 |
| Blade Lifting or Cutting Depth (mm) | 310/430 |
| Hydraulic System | |
| Main Pump Type | High pressure piston pump |
| Main Relief Valve Setting Pressure (Mpa) | 27.5 |
| Maximum Flow Rate of Main Pump (L/min) | 79.2*2 |
| Pilot Circuit (Mpa) | 3.9 |