斗山 DH 80

# DOOSAN DH80 (DH80GOLD / DH80-7) Specifications **Model**: Doosan DH80 (8-ton class crawler excavator) **Made in**: Republic of Korea (Original); Shandong, China (Local assembly) ### 1. Basic Specifications - **Operating Weight**: 8,100 kg - **Bucket Capacity**: 0.28–0.32 m³ (Standard: 0.32 m³) - **Track Shoe Width**: 450 mm (standard) - **Ground Clearance**: 365 mm ### 2. Dimensions (Transport) - **Length**: 6,144 mm - **Width**: 2,240 mm - **Height**: 2,660 mm - **Tail Swing Radius**: 1,800 mm ### 3. Engine - **Model**: Yanmar 4TNV98-VDB24 (4-cylinder diesel) - **Rated Power**: 45.8 kW / 61.5 HP @ 2,200 rpm - **Displacement**: 3.318 L - **Cooling**: Water-cooled - **Emission**: Tier 2 / Stage IIIA compliant ### 4. Performance - **Travel Speed**: Low: 2.7 km/h High: 4.3 km/h - **Swing Speed**: 11.5 rpm - **Gradeability**: 35° (70%) - **Bucket Digging Force**: 56 kN - **Arm Digging Force**: 38 kN ### 5. Working Range - **Max Digging Radius**: 6,349 mm - **Max Digging Depth**: 4,167 mm - **Max Digging Height**: 7,121 mm - **Max Dumping Height**: 5,148 mm ### 6. Hydraulic System - **Main Pump**: Variable displacement axial piston pumps - **Total Flow**: 162.8 L/min - **System Pressure**: - Travel: 25.0 MPa - Swing: 19.0 MPa - **Control**: Load-sensing with pilot control ### 7. Capacities - **Fuel Tank**: 114 L - **Hydraulic Oil**: 140–160 L ### 8. Boom & Arm - **Boom Length**: 3,720 mm - **Arm (Stick) Length**: 1,670 mm