三一重工 75C

Product Overview The SANY SY75C is a 7.3-ton class mini crawler hydraulic excavator manufactured by SANY Group, the largest construction equipment manufacturer in China. Production is based at SANY‘s industry park in Kunshan, Jiangsu Province, China . This model is SANY’s best-selling small excavator and is widely used in urban construction, landscaping, utility installation, foundation work, and agricultural applications. Key Specifications Operating Weight: 7,280 - 7,380 kg (16,050 - 16,270 lb) Engine Power: 42.4 - 43 kW (56.8 - 57.6 hp) Bucket Capacity: 0.28 - 0.32 m³ Max Digging Depth: 4,020 - 4,450 mm Max Digging Reach: 6,505 mm Max Dumping Height: 5,490 mm Travel Speed: 5.12 km/h (high) / 2.4 km/h (low) Swing Speed: 10.5 - 11.5 rpm Main Pump Flow: 135 - 158 L/min Fuel Tank: 150 L Hydraulic Tank: 120 L Transport LxWxH: 6,115 x 2,220 x 2,760 mm Track Shoe Width: 450 mm Boom Length: 3,720 mm Arm Length: 1,620 mm Engine Options Two engine configurations available for different export markets : Isuzu 4LE2 (Asia/Africa markets): 43 kW at 2,100 rpm, 2.179L displacement Yanmar 4TNV98C / 4TNV98CT (Europe/North America markets): 42.4 kW at 1,900 rpm, Stage V compliant Hydraulic System Intelligent load-sensing hydraulic system with variable displacement piston pump. Main pump flow increased from 149 L/min to 168 L/min on newer models for faster operation . System pressures: boom circuit 263 bar, drive circuit 260 bar, slewing circuit 216 bar . Auxiliary line end upgraded to ball diverter with new valve spool for smoother compound actions . Excavation Forces (ISO) Bucket digging force: 53 kN Arm tear-out force: 35 kN Operator Cab ROPS/FOPS certified cab with 20% improved sealing, keeping out noise, dust, and exhaust gases . Features include: 7-inch high-resolution touch display operable with gloves Bluetooth interface for hands-free calls and music Pilot-operated joystick controls Standard rearview camera with 15% improved field of view Four LED work spotlights Manual air conditioning Keyless start and heated seat options Standard Equipment The SY75C comes standard with: Hydraulic quick coupler integrated into operating concept Floating dozer blade function Two sets of auxiliary lines and one set of quick-change lines Counterweight and track frame with optimized design Undercarriage Track length: 2,820 mm. Track gauge: 1,750 mm. Track rollers: 5 per side. Carrier rollers: 1 per side. Ground clearance: 380 mm. Gradeability: 35 degrees. Capacities Fuel Tank: 150 L. Hydraulic Tank: 120 L. Engine Oil: 10.8 L. Cooling System: 12 L. Applications Urban construction and demolition, landscaping and tree planting, utility trenching and pipe laying, foundation excavation, road repair, agricultural work, rental fleet operations. The SY75C has proven reliability in extreme environments, with documented operation over 10,000 hours in steel mill blast furnace conditions (80°C+ ambient temperatures) . Advantages Powerful 43kW Isuzu/Yanmar engine proven in demanding conditions. Load-sensing hydraulics for fuel efficiency and precise control. Hydraulic quick coupler standard from factory. 20% improved cabin sealing. Bluetooth connectivity. General product rate across models reaches 75% for easier parts support . Global SANY parts and service network. Summary The SANY SY75C is a reliable, fuel-efficient 7.3-ton mini excavator suitable for contractors and rental companies worldwide. For second-hand units, inspection reports and working videos available upon request.