卡特 320 D

### CAT 320D – Specifications #### General - **Manufacturer**: Caterpillar (CAT) - **Model**: 320D - **Type**: Medium Excavator - **Operating Weight**: 20,330 kg (44,820 lb) - **Standard Bucket Capacity**: 0.8–1.0 m³ #### Engine - **Engine Make**: Caterpillar - **Engine Model**: 3066TA / 3066 ATAAC - **Gross Power**: 112.8 kW (151.3 hp) - **Net Power (ISO 9249)**: 103 kW (138 hp) - **Displacement**: 6,371 cc (389 cu in) - **Configuration**: Inline 6-cylinder - **Aspiration**: Turbocharged, Air-to-Air Aftercooled (ATAAC) - **Emission Standard**: EPA Tier 3 / EU Stage IIIA - **Fuel Type**: Diesel #### Hydraulic System - **Main Pump Flow**: 429 L/min (113 gal/min) - **Max Pressure (Implement)**: 35,000 kPa (5,076 psi) - **Bucket Digging Force (ISO)**: 135 kN (30,350 lbf) - **Stick Digging Force (ISO)**: 118 kN (26,530 lbf) #### Dimensions (Transport) - **Length**: 9,440 mm (371.7 in) - **Width**: 3,180 mm (125.2 in) - **Height**: 3,440 mm (135.4 in) - **Track Gauge**: 2,200 mm (86.6 in) - **Ground Clearance**: 450 mm (17.7 in) #### Undercarriage - **Track Type**: Steel (Rubber optional) - **Track Shoe Width**: 600 mm (24 in) standard - **Number of Rollers**: 7 per side #### Performance - **Max Digging Depth**: 6,300 mm (20.7 ft) - **Max Reach (Ground Level)**: 9,850 mm (32.3 ft) - **Max Loading Height**: 6,290 mm (20.8 ft) - **Swing Speed**: 11.5 rpm - **Travel Speed**: 5.5 km/h (3.4 mph) #### Capacities - **Fuel Tank**: 410 L (108 US gal) - **Engine Oil**: 30 L (8 US gal) - **Cooling System**: 25 L (6.6 US gal)