I. Basic Information
| Item | Parameter |
|---|---|
| Model | Hitachi ZX70 / ZX70-5A / ZX70-5G Small Excavator |
| Model Category | Tracked Hydraulic Excavator (approx. 7-ton class) |
| Operating Weight | ~ 6,500 – 6,700 kg (depending on version/configuration) |
| Standard Bucket Capacity | ~ 0.30 – 0.38 m³ |
| Engine | ISUZU / Yanmar 4-Cylinder Turbocharged Diesel Engine Series |
I. Basic Information
| Item | Parameter |
|---|---|
| Model | Hitachi ZX70 / ZX70-5A / ZX70-5G Small Excavator |
| Model Category | Tracked Hydraulic Excavator (approx. 7-ton class) |
| Operating Weight | ~ 6,500 – 6,700 kg (depending on version/configuration) |
| Standard Bucket Capacity | ~ 0.30 – 0.38 m³ |
| Engine | ISUZU / Yanmar 4-Cylinder Turbocharged Diesel Engine Series |
🔧 II. Powertrain System
| Item | Parameter |
|---|---|
| Engine Model | Isuzu / Yanmar (e.g., Isuzu CC-4JG1 or Yanmar 4TNV98-AVHBW, etc.) |
| Displacement | ~ 3.318 L |
| Rated Power | ~ 40.5 kW (≈ 55 hp) / 2000 rpm (some 5A/5G versions rated at approx. 42.4 kW) |
| Net Power | ~ 42.4 kW (≈ 57.6 PS) (marked in some markets) |
| Fuel Tank Capacity | ~ 135 L |
🛠️ III. Performance and Ranges
| Indicator | Typical Value |
|---|---|
| Maximum Digging Depth | ~ 4,170 mm |
| Maximum Digging Height | ~ 7,150 mm |
| Maximum Dumping Height | ~ 5,060 mm |
| Maximum Digging Reach (at ground level) | ~ 6,320 mm |
| Maximum Vertical Digging Depth | ~ 3,730 mm |
| Bucket Digging Force (ISO) | ~ 55 kN |
| Arm Digging Force (approximate) | ~ 38 kN |
🚶♂️ IV. Travel and Hydraulics
| Item | Typical Value |
|---|---|
| Travel Speed | ~ 5.0 / 3.4 km/h (High/Low gear) |
| Swing Speed | ~ 10.7 – 11.3 rpm |
| Gradeability | ~ 70 % (35°) |
| Ground Pressure | ~ 30–31 kPa |
| Hydraulic System | Multi-pump variable piston pump + gear pump combination (depending on specific version) |
| Hydraulic Oil Tank | ~ 60 L (Full tank approx. 100 L) |
📏 V. Dimensions (Transport Configuration)
| Item | Typical Value |
|---|---|
| Overall Length | ~ 6,080 mm |
| Overall Width | ~ 2,260 mm |
| Overall Height | ~ 2,600 mm |
| Track Shoe Width | ~ 450 mm |
| Track Length on Ground | ~ 2,140 mm |
| Minimum Ground Clearance | ~ 360 mm |
| Rear Swing Radius | ~ 1,750 mm |
🛢️ VI. Fluids and Capacities (Reference)
| System | Capacity |
|---|---|
| Fuel Tank | ~ 135 L |
| Hydraulic Oil | ~ 60–100 L (marked for some versions) |
| Engine Oil | ~ 12 L |
| Coolant | ~ 8 L |
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