卡特 302

Model Overview The CAT 302 CR is a 2-ton class mini hydraulic excavator with Compact Radius (CR) design. The CR configuration features a tail swing radius of only 750 mm, allowing safe operation in tight spaces close to walls or obstacles. The machine is equipped with an expandable undercarriage that retracts to 1,090 mm for transport and expands to 1,400 mm for enhanced working stability. This model is designed for urban construction, indoor demolition, landscaping, agricultural irrigation, and utility works. Core Specifications Parameter Value Operating Weight 2,205 kg Bucket Capacity 0.044 m³ Engine Model Cat C1.1 (3-cylinder diesel) Emissions Standard U.S. EPA Tier 4 Final / EU Stage V Fuel Type Ultra-Low Sulfur Diesel Engine Power Power Type Value Gross Power 16.1 kW @ 2,400 rpm Net Power 15.7 kW @ 2,400 rpm Displacement 1.1 L Hydraulic System Parameter Value Main Pump Flow 66 L/min Primary Auxiliary Flow 33 L/min (max) Secondary Auxiliary Flow 14 L/min Operating Pressure 245 bar Bucket Digging Force 19.6 kN Stick Digging Force 11.3 kN Travel System Parameter Value Max Travel Speed - High 4.4 km/h Max Travel Speed - Low 2.9 km/h Gradeability 30 degrees Ground Pressure 26.8 kPa Dimensions Parameter Value (mm) Transport Length 3,900 Transport Width (Retracted) 1,090 Transport Width (Expanded) 1,400 Transport Height 2,300 Tail Swing Radius 750 Track Shoe Width 250 Working Ranges (Standard Stick) Parameter Value (mm) Max Digging Depth 2,370 Max Reach at Ground Level 4,040 Max Dumping Height 2,560 Max Digging Height 3,550 Boom Swing Left/Right 65°/50° Fluid Capacities Item Capacity Fuel Tank 26 L Hydraulic System 26 L Engine Oil 4.4 L Cooling System 3.9 L Key Features Engine and Emissions The Cat C1.1 diesel engine meets U.S. EPA Tier 4 Final and EU Stage V standards. Requires Ultra-Low Sulfur Diesel (15 ppm sulfur or less). Features include Auto Idle and Auto Engine Shutdown to reduce fuel consumption. Compact Radius Design With tail swing of only 750 mm, the 302 CR can work confidently next to walls and buildings. The retractable undercarriage allows passage through standard doorways, then expands for stability during operation. Operator Environment Available with canopy or sealed pressurized cab with air conditioning. Features adjustable wrist rests, suspension seat option, and excellent visibility. Next generation LCD monitor provides intuitive machine information and performance adjustments. Stick Steer Mode Operators can switch from traditional travel pedal controls to joystick-only control with one button push, reducing operator fatigue and providing improved control in tight spaces. Safety Features Standard safety includes ROPS (ISO 12117-2), TOPS (ISO 12117), Top Guard Level I (ISO 10262), hydraulic lockout for all controls, retractable high visibility seat belt, and hydraulic accumulator for safe implement lowering. Technology Features Remote Flash: Over-the-air software updates Remote Troubleshoot: Virtual machine testing Grade Control Ready: Can be equipped with 2D grade system Product Link (optional): Telematics for machine monitoring Undercarriage Options Standard: Rubber tracks (250mm width) Optional: Steel tracks Expandable undercarriage: 1,090mm retracted / 1,400mm expanded Dozer blade with float function Typical Applications Urban infrastructure construction Indoor demolition and renovation Landscaping and horticulture Agricultural irrigation and drainage Utility line installation Small earthmoving projects Short Model Description (120 characters) Cat 302 CR 2.2t mini excavator. C1.1 diesel 15.7kW. Compact radius. Expandable tracks. Grade ready.