卡特 320 D

Caterpillar 320D — Key Specifications Operating Weight: Approx. 20.9–21.9 t (depending on configuration) Rated Power: 103 kW / ~138–140 hp Standard Bucket Capacity: 1.0–1.2 m³ Max Digging Depth: Approx. 6.58–6.72 m Max Digging Reach: Approx. 9.71–9.89 m Engine Model: Cat C6.4 ACERT (early mainstream); later 320D2 upgraded to C7.1 Hydraulic System Pressure: Working circuit approx. 35 MPa (35,000 kPa)