卡特 304 C

# CAT 304C CR Technical Specifications - **Machine Type**: Compact‑radius Crawler Hydraulic Mini Excavator - **Operating Weight**: 4920 kg (cab version) - **Bucket Capacity**: 0.14‑0.18 m³ - **Swing Speed**: 9.3 rpm - **Max Travel Speed**: 2.6‑4.6 km/h - **Ground Pressure**: 33.6 kPa ## Engine - **Model**: Mitsubishi S4Q2, 4‑cylinder water‑cooled diesel - **Rated Power**: 31.0 kW @2400 rpm (42 HP) - **Displacement**: 2.505 L - **Emission Standard**: Tier 2 - **Fuel Tank Capacity**: 72 L ## Hydraulic System - **Main System Pressure**: 24.5 MPa - **Bucket Digging Force**: 33.0 kN - **Arm Digging Force**: 18.9 kN - **Main Pump Flow**: 132 L/min ## Working Range - **Max Digging Depth**: 3350 mm - **Max Ground Reach**: 5220 mm - **Max Dumping Height**: 3640 mm ## Transport Dimensions (L×W×H) - **Length**: 5170 mm - **Width**: 1980 mm - **Height**: 2550 mm ## Undercarriage - **Track Shoe Width**: 400 mm - **Track Gauge**: 1580 mm