日立建機 ZX 120

HITACHI ZX120 Standard Specifications 1. Basic Machine Information Model: HITACHI ZX120 Medium Hydraulic Crawler Excavator (Chinese domestic version ZX120; Japan export ZX120-6) Standard Operating Weight (Full Air-con Cab + 500mm steel track): 12200 kg Standard Heaped Bucket Capacity (ISO): 0.52 m³ Standard Boom Length: 4600 mm Standard Stick (Arm) Length: 2520 mm Standard Track Shoe Width: 500 mm triple grouser steel track Fixed Overall Track Width: 2490 mm Ground Contact Pressure: 37 kPa Rear Tail Swing Radius: 2260 mm (Conventional standard tail design) 2. Engine & Power Performance (Domestic ZX120) Engine Manufacturer: ISUZU (Japan) Engine Model: CC-4BG1TC Inline 4-cylinder water-cooled turbo direct injection diesel Displacement: 4.329 L Net Rated Power (ISO9249): 66 kW @ 2150 rpm (90 HP) Max Torque: 312 N·m @ 1400 rpm Fuel Tank Capacity: 240 L Hydraulic Oil Tank Volume: 110 L Travel Speed: Low 3.4 km/h / High 5.5 km/h Swing Speed: 13.7 rpm Gradeability: 70% (35°) Max Bucket Digging Force (ISO): 99 kN Max Arm Digging Force (ISO): 65 kN Max Traction Force: 112 kN 3. Hydraulic System Main Pump: Dual variable displacement axial piston pumps + gear pilot pump Main Relief Pressure: 34.3 MPa Standard Bidirectional Auxiliary Hydraulic Flow: 68 L/min Factory pre-installed auxiliary piping for hydraulic breaker, auger & thumb grab attachments HIOS II intelligent load-sensing compound control hydraulic system 4. Working Range Dimensions (mm) Max Horizontal Digging Reach (Ground Level): 8270 Max Digging Depth: 5570 Max Vertical Wall Digging Depth: 4530 Max Digging Height: 8460 Max Dumping Height: 6020 5. Overall Transport Dimensions (mm) Total Transport Length (with standard bucket): 7610 Total Transport Width: 2490 Overall Height (cab top): 2740 Minimum Ground Clearance: 410 mm