卡特 305.5 E CR

1. General Information • Model: CAT 305.5E (Mini Hydraulic Excavator) • Manufacturer: Caterpillar Inc. • Classification: 5-ton compact radius excavator • Typical Applications: Construction, landscaping, utility work, demolition, material handling 2. Engine Specifications • Model: Cat C2.4 DI (Direct Injection) • Net Power (ISO 9249 / SAE J1349): ◦ 31.1 kW (41.7 hp) @ 2,400 rpm • Gross Power (SAE J1995): ◦ 34.1 kW (45.7 hp) @ 2,400 rpm • Displacement: 2.4 L (146.5 in³) • Bore × Stroke: 87 mm × 102.4 mm (3.4 in × 4.0 in) • Emissions: U.S. EPA Interim Tier 4 / EU Stage IIIA • Cooling: Water-cooled • Key Features: ◦ Automatic idle ◦ Automatic engine shut-off ◦ Fuel/water separator ◦ 500-hour oil change interval 3. Operating Dimensions & Weights • Operating Weight (cab): 5,350–5,400 kg (11,793–11,905 lb) • Length (transport): 5,765 mm (18.9 ft) • Width (standard): 1,950 mm (6.4 ft) • Height (top of cab): 2,540 mm (8.3 ft) • Tail Swing Radius: 1,580 mm (5.2 ft) • Track Gauge: 1,550 mm (5.1 ft) • Track Shoe Width (std): 400 mm (16 in) steel • Ground Clearance: 628 mm (2.0 ft) 4. Performance Specifications • Travel Speed: ◦ Low: 2.8 km/h (1.7 mph) ◦ High: 4.3 km/h (2.7 mph) • Max Drawbar Pull: 40.2 kN (9,037 lbf) • Gradeability: 25° (46%) • Swing Speed: 10.5 rpm • Swing Torque: 13.9 kN·m 5. Hydraulic System • Main Pump Type: Load-sensing, variable displacement piston pump • Max Flow (total): 140 L/min (37.0 gpm) • Operating Pressures: ◦ Work: 25,200 kPa (3,655 psi) ◦ Travel: 24,500 kPa (3,553 psi) ◦ Swing: 21,600 kPa (3,132 psi) • Digging Forces: ◦ Bucket: 35.0 kN (7,868 lbf) ◦ Stick: 27.2 kN (6,115 lbf) • Standard Features: ◦ 1/2-way auxiliary hydraulics ◦ Accumulator ◦ Hydraulic lockout (CAT interlock) ◦ Quick-disconnect aux lines 6. Working Ranges • Max Digging Depth: 3,720 mm (12.2 ft) • Max Reach at Ground Line: 5,830 mm (19.1 ft) • Max Digging Height: 5,460 mm (17.9 ft) • Max Dump Height: 3,835 mm (12.6 ft) • Max Vertical Wall Dig Depth: 2,210 mm (7.3 ft) 7. Capacities • Fuel Tank: 78 L (20.6 gal) • Hydraulic Tank: 58 L (15.3 gal) • Hydraulic System Total: 85 L (22.5 gal) • Engine Oil: 9.7 L (2.6 gal) • Cooling System: 9.8 L (2.6 gal) 8. Standard Blade (dozer) • Width: 1,950 mm (6.4 ft) • Height: 360 mm (14.2 in) • Max Dig Depth: 480 mm (1.6 ft) • Max Lift Height: 365 mm (1.2 ft) 9. Operator Station & Safety • ROPS/TOPS Cab: ISO 12117-2 certified • Controls: Pilot joysticks + travel pedals • Seat: Mechanical suspension, 46 mm belt • Climate: Air conditioning + heater • Monitor: Digital with hour meter • Safety: ◦ Single-key lockout ◦ Hydraulic lock ◦ Front/top guards 10. Electrical • System: 12V • Battery: 12V, maintenance-free • Alternator: 60A • Product Link™ PL243 (telematics): optional 11. Attachments (Compatible) • Buckets (general purpose, heavy-duty, ditching) • Hydraulic thumb • Auger, hydraulic hammer, ripper • Quick coupler (manual/hydraulic) All the machines in my factory we provide one year warranty，Our machine is high quality at the most competitive rates，Welcome to visit our company on site in Shanghai ,China