卡特 304 C CR

CAT 304C CR Compact Radius Mini Excavator Specifications 1. Basic Machine Information Model: CAT 304C CR Compact Short Radius Mini Hydraulic Excavator Standard Operating Weight (Air-con Cab + 400mm rubber track + standard bucket + full dozer): 4920 kg Canopy version operating weight: 4440 kg Standard Heaped Bucket Capacity: 0.14 m³ (Optional heavy bucket 0.36 m³) Standard Boom Length: 2840 mm Standard Stick (Arm) Length: 1600 mm Standard Track Shoe Width: 400 mm rubber track (steel track optional) Overall track outer width: 1980 mm Rear Tail Swing Radius: 1070 mm (compact short tail design for narrow construction sites) Ground Contact Pressure: 29.2 kPa (cab rubber track configuration) 2. Engine & Power Performance Engine Manufacturer: MITSUBISHI (Japan) Engine Model: S4Q2 Inline 4-cylinder water-cooled turbocharged diesel Displacement: 2.505 L / 2505 cc Net Rated Power (ISO9249): 31 kW @ 2400 rpm (42.2 HP) Max Torque: 132 N·m @ 1600 rpm Fuel Tank Capacity: 72 L Hydraulic Oil Tank Volume: 70 L; Total hydraulic system volume: 91 L Travel Speed: Low 2.6 km/h / High 4.6 km/h Swing Speed: 9.0 rpm Gradeability: 70% (35°) Max Bucket Digging Force (ISO): 44.1 kN Max Arm Digging Force (ISO): 32.8 kN Max Traction Force: 31 kN 3. Hydraulic System Main Pump: Single variable displacement axial piston pump + gear pilot pump Main system relief pressure: 24.5 MPa Standard Bidirectional Auxiliary Hydraulic Flow: 62 L/min Factory pre-installed auxiliary piping for hydraulic breaker, auger & thumb grab attachments Straight-line travel function for stable linear moving during lifting operation 4. Working Range Dimensions (mm, standard stick) Max Horizontal Digging Reach (Ground Level): 5560 Max Digging Depth (Dozer blade lowered): 3350 Max Vertical Wall Digging Depth: 2440 Max Digging Height: 5280 Max Dumping Height: 3820 Standard floating dozer blade width: 1980 mm 5. Overall Transport Dimensions (mm, standard bucket fitted) Total Transport Length: 5170 Total Transport Width: 1980 Overall Height (cab top): 2550 Minimum Ground Clearance: 340 mm