卡特 428 F

CAT 428F Backhoe Loader – Full English Specifications Engine • Model: Cat 3054C DIT (4‑cylinder, inline) / Cat C4.4 ACERT (4‑cylinder) • Displacement: 4.4 L (268.5 in³) • Net Power (ISO 9249): 68.5 kW (92 hp) @ 2200 rpm • Gross Power (SAE J1995): 74.5 kW (101 hp) • Peak Torque: 384 N·m (283 lb‑ft) @ 1400 rpm • Emissions: EPA Tier 3 / EU Stage IIIA Weights • Operating Weight: 8,529 kg (18,803 lb) • Weight Range: 7,380–10,242 kg (16,270–22,580 lb) • Counterweights (Optional): 115 kg / 250 kg / 485 kg Loader Specifications • Bucket Capacity: 1.03 m³ (1.35 yd³) multi‑purpose • Breakout Force: ~65 kN (14,600 lb) • Lift Capacity: ~3,200 kg (7,050 lb) • Max Loading Height: 3,985 mm (13.07 ft) • Parallel Lift: Standard (self‑leveling) Backhoe Specifications (Standard Stick / E‑Stick) • Max Digging Depth (SAE): 4,278 mm (14.04 ft) / 5,262 mm (17.26 ft) • Reach at Ground Level: 6,751 mm (22.15 ft) / 7,673 mm (25.17 ft) • Max Operating Height: 5,606 mm (18.39 ft) / 6,262 mm (20.54 ft) • Bucket Rotation: 205° • Swing Arc: 180° Hydraulics • System Type: Load‑sensing closed‑center • Pump Output: 125 L/min (33 gpm) @ rated rpm • Relief Pressure: ~280 bar (4,060 psi) • Cycle Times (Loader): ◦ Raise: ~5.5 sec ◦ Dump: ~1.8 sec ◦ Lower: ~2.2 sec Dimensions • Wheelbase: 2,200 mm (7.22 ft) • Ground Clearance: 320 mm (1.05 ft) • Overall Length (Loader on Ground): 7,319 mm (24.01 ft) • Height (Top of ROPS): ~3,400 mm (11.15 ft) • Fuel Tank: 160 L (42.3 gal) • Hydraulic Tank: 95 L (25.1 gal) Transmission & Performance • Type: 4‑speed powershift (4F/4R) • Max Forward Speed: 40 km/h (24.9 mph) • Rear Differential: 100% locking (standard) Key Features • Controls: SAE/ISO/X‑pattern backhoe levers • Cooling: High‑ambient package (up to 50°C) • Air Filter: Dry‑type with pre‑cleaner & auto dust ejection • Cab: ROPS/FOPS, tilt steering, air suspension seat (standard) • Options: AC, auto‑shift, extendible stick, quick coupler