SCC2500A Crawler Crane
  • SCC2500A Crawler Crane
  • SCC2500A Crawler Crane

SCC2500A Crawler Crane

250t Crawler Crane

Max. lifting capacity:
250t
Max. boom length:
85m
Max. lifting moment:
1380t·m
  • Max. lifting moment: 230x6==1380t·m
  • Max. boom + fixed jib==70m+31m
  • Max. boom + luffing jib==55m+58m
  • Transport width==3m
  • Quality components

Engine                     
▪ Model: QSL8.9-C325, Chinese Cummins, Diesel engine(QSL9-C325 from Cummins US is optional);
▪ Type: 4-stroke, water-cooled, vertical in-line 6 cylinders, direct injection, turbo-charger, intercooler, complied with European Off-way Tier III Emission Standard and Chinese Off-way Tier III Emission Standard;  
▪ Displacement: 8.9L;
▪ Rated power: 242kW/2100rpm;
▪ Operation power: 234kW/1800rpm;
▪ Max. Torque: 1385N·m/1500rpm;
▪ Starter: 24V-6.0kW;
▪ Radiator: fin type aluminum plate core;
▪ Air cleaner: Dry type system with main filter element, safety element and resistance indicator;
▪ Throttle: Grip type hand throttle, electrically-controlled;
▪ Fuel filter: Replaceable paper element;
▪ Batteries: Two 12V×180Ah capacity batteries, connected in series;
▪ Fuel tank capacity: 400L.

Electrical Control System                                              
▪ Self-developed SYIC-II integrated control system is adopted with higher integration, precise operation and reliable quality;
▪ Control system consists of power system, engine system, main control system, LMI system, auxiliary system and safety monitoring system. CAN BUS is used for data communication between controller, monitor and the engine;  
▪ Monitor: the working parameters and status are shown on the monitor, such as the engine speed, fuel volume, engine oil pressure, servo pressure, wind speed, engine working hours, lifting conditions and boom angle.

Hydraulic System                     
▪ Main pumps: open variable displacement piston pumps of large displacement are adopted to provide oil supply for main actuators of main machine;
▪ Gear pump: dual gear pump for swing, radiator and control circuit;
▪ Control: main pump adopts electrically-controlled positive flow control; winch motor adopts limitless adjustable piston motor of variable displacement. The operating components are two cross hydraulic handle, one dual travel pedal control valve to control various actuators proportionally; ▪ Way of cooling: heat exchanger, fan core and multi-stage cooling; ▪ Filter: large flow, high precision filter, with bypass valve and transmitter, which can remind the user to replace the filter element in time; ▪ Max. pressure of system: 32 Mpa; ▪ Main/aux. load hoist, boom hoist, swing system and travel system: 32Mpa;
▪ Control system: 5 MPa;
▪ Hydraulic Tank Capacity:460L

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