卡特 D 7 G

## 1. ENGINE - **Model**: Cat® 3306 DITA (Direct Injection, Turbocharged, Aftercooled) - **Configuration**: Inline 6-cylinder, 4-stroke diesel - **Bore**: 121 mm (4.75 in) - **Stroke**: 152 mm (6.00 in) - **Displacement**: 10.5 L (638 cu in) - **Net Power (Flywheel)**: 150 kW (202 hp) @ 2000 rpm - **Gross Power**: 164 kW (220 hp) - **Aspiration**: Turbocharged & Air-to-Air Aftercooled - **Fuel System**: Direct injection - **Cooling**: Water-cooled - **Starter**: 24V electric ## 2. POWERTRAIN - **Transmission**: 3-speed forward, 3-speed reverse, fully hydraulic powershift - **Forward Speeds**: - 1st: 3.9 km/h (2.3 mph) - 2nd: 6.4 km/h (4.0 mph) - 3rd: 9.9 km/h (6.2 mph) - **Reverse Speeds**: - 1st: 4.5 km/h (2.8 mph) - 2nd: 7.8 km/h (4.9 mph) - 3rd: 11.9 km/h (7.4 mph) - **Final Drive**: Double reduction, planetary gear type - **Steering**: Clutch and brake type (hydraulically actuated) ## 3. DIMENSIONS & WEIGHTS - **Operating Weight**: 20,580 kg (45,381 lb) - **Shipping Weight**: 15,650 kg (34,510 lb) - **Length (without blade)**: 4,190 mm (13.75 ft) - **Width (without blade)**: 2,560 mm (100.8 in) - **Height (ROPS/Canopy)**: 3,294 mm (10.81 ft) - **Ground Clearance**: 349 mm (13.74 in) - **Fuel Tank Capacity**: 435 L (115 US gal) ## 4. UNDERCARRIAGE - **Track Gauge (Center-to-Center)**: 1,981 mm (78.0 in) - **Track Length on Ground**: 2,713 mm (106.8 in) - **Track Rollers per Side**: 6 - **Idlers**: 1 per side (front) - **Sprockets**: 1 per side (rear) - **Standard Track Shoe**: 508 mm (20 in) single grouser - **Ground Contact Area**: 2.76 m² (4,278 sq in) - **Ground Pressure (Standard)**: 71 kPa (10.3 psi) - **Track Type**: Sealed and lubricated tracks ## 5. BLADE (Standard Semi-U) - **Width**: 3,660 mm (12.1 ft) - **Capacity (Semi-U)**: 5.75 m³ (7.53 cu yd) - **Capacity (Straight/S Blade)**: 4.20 m³ (5.50 cu yd) - **Blade Lift**: Hydraulic - **Blade Tilt**: Hydraulic