Complete Technical Parameters
Basic Vehicle Data
- Model: HITACHI ZX75 Crawler Excavator
- Operating Weight: 7200–8280 kg (7.2–8.3 ton)
- Standard Bucket Capacity: 0.33 m³, optional 0.28 / 0.38 m³
- Overall Dimension(L×W×H): Approx. 6200×2320×2750 mm
- Track Width: 450 mm (standard)
- Track Gauge: 1850 mm
- Ground Pressure: 32–37 kPa
- Maximum Travel Speed: 5.0 km/h (Dual speed: 3.1/5.0 km/h)
- Slew Speed: 11.0 rpm
- Maximum Climbing Gradient: 35° (70%)
- Fuel Tank Volume: 120–125 L
Working Performance Parameter
- Maximum Digging Force (Bucket): 55 kN
- Maximum Digging Depth: 4110–4650 mm
- Maximum Digging Radius: 6320–6720 mm
- Maximum Dump Height: 5120 mm
- Dozer Blade: Standard equipped (float function optional)
Power System Configuration
- Engine Brand: Yanmar 4TNV98CT / Isuzu CC‑4JG1 (market dependent)
- Rated Power: 42.4–47.5 kW / 57.6–63.7 HP
- Rated Rotation Speed: 2000 rpm
- Displacement: 3.318 L
- Maximum Torque: 233–285 N·m
- Emission Standard: Euro 4 / Tier 4 Final / 国四 (by region)日立建机
- Performance Characteristic: Low‑speed high torque, fast cold start, low fuel consumption, stable output
Transmission and Chassis System
- Travel System: Full hydraulic drive, dual‑speed travel
- Slew System: Independent hydraulic slew motor, reduced tailswing design
- Chassis Structure: Reinforced X‑shaped frame, anti‑torsion, heavy‑duty undercarriage
- Working Attachment: Reinforced boom, arm and bucket, wear‑resistant steel, thickened stress points
Hydraulic Working System
- Hydraulic Structure: Triple variable piston pump + gear pump, independent swing circuit
- System Working Pressure: 31.4 MPa
- Working Advantage: Sensitive response, smooth compound action, high fuel efficiency, precise control
Driving Cab and Safety Configuration
- Cab Type: Fully enclosed noise‑reduction cab
- Safety Grade: ROPS & FOPS safety protection certified
- Internal Configuration: Adjustable suspension seat, ergonomic pilot control handles
- Optional Function: Air conditioning, rear‑view camera, LED working lights
- Noise Control: Internal noise ≤78 dB, comfortable for long shifts
- Visual Effect: Large panoramic glass, 360° wide operating view
Six Core Product Advantages
Reliable & Fuel‑Efficient Power
Equipped with Yanmar or Isuzu diesel engine, the ZX75 delivers strong low‑speed torque and steady power output. The electronically controlled fuel system reduces consumption, supports long‑hour outdoor operation, and lowers overall operating costs.
Reduced Tailswing for Tight Spaces
Short‑tail design combined with compact overall dimensions enables the excavator to work freely in narrow streets, residential yards, building interiors and confined job sites. It minimizes tail‑swing hazards and maximizes productivity in urban areas.
Strong & Balanced Excavation Performance
High bucket digging force and optimized front‑linkage geometry ensure excellent trenching, earthmoving and loading capacity. The standard dozer blade supports efficient leveling, backfilling and site cleanup, boosting overall jobsite efficiency.
Reinforced Durable Construction
Key structural parts—boom, arm, bucket and chassis—use high‑strength wear‑resistant steel. Reinforced welding and thickened critical components resist impact, abrasion and deformation, extending service life under harsh conditions.
Precision Hydraulic Control
Advanced triple‑pump hydraulic system provides smooth, responsive and coordinated movements. Light‑touch pilot handles reduce operator fatigue, allowing even novice operators to perform accurate digging, grading and shaping tasks.
Low Maintenance & Global Support
Easy‑access side engine hood simplifies daily inspection, oil changes and maintenance. Standard, widely available spare parts reduce downtime and repair costs, making the ZX75 ideal for rental fleets and long‑term ownership.
