SCC550A CRAWLER CRANE
55T CRAWLER CRANE
Sany crawler cranes feature maximum reliability and the highest operational efficiency with its lifting capacity ranging from 75t to 1600t. In 2011, Sany launched SCC36000, a twin-boom crawler crane with breakthrough tonnage never before seen in the industry. Sany has remained ahead in technological innovation, acquiring over 100 patents for crawler cranes for sale alone, ensuring its machines offer you maximum safety, stability and flexibility in whatever operating environment.
Engine
Model: DCEC (Cummins China) QSB5.9-C210 Diesel engine
▪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: 5.9L
▪Rated power: 154kW/2200rpm
▪Operation power: 147kW/1800rpm
▪Max. Torque: 820N·m/1500rpm
▪Starter: 24V-6kW
▪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 and travel system: 32Mpa
▪Swing system: 20 MPa
▪Control system: 5 MPa
▪Hydraulic Tank Capacity:460L.