JY230LC-6

 

Engine
Model
Cummins6BTA5.9-C
Stroke
120mm
Type
in-line, turbocharged, water-cooled, 6-cylinder
Piston displacement
5.9L
Number of cylinders
6
Flywheel power(SAEJ 1349)(DIN 6270 NET)
169HP 126KW/2100r/min
Bore
102mm
 
 

 

Hydraulic system
Type
negative flow control
Max flow
2x235L/min
Main pump
two variable axial piston pump
Pilot pump
plate pump
Hydraulic motor
Travel
oblique plate axial hydraulic motor
Slew
oblique plate axial hydraulic motor
Safety valve
Working equipment cirucit
30MPa
Travel circuit
30MPa
Slew circuit
24MPa
Control circuit
4MPa
Spare valve
30MPa
 
 
Hydraulic cylinder: cylinder number x bore x stroke
Boom
2xφ125x1320mm
Bucket
1xφ125x1100mm
Arm
1xφ140x1680mm
 
 

 

Slew system
Drive oblique plate axial hydraulic motor Slew retardation two-grade planetary retarding mechanism
Slew lock-up flake brake Slew speed 0-13r/min

 

Travel unit
Carrier frame X-shape No. of carrier rollers 2x2
Track triple grouser track shoe No. of lower rollers 2x9
Track tensioning unit greasing Gradeability 60%
No. of track shoes 2x50    

 

Drive and brake
Drive hydraulic drive Max traction 17200kg
Drive motor oblique plate axial hydraulic motor Travel speed 3-5km/h
Reduction unit three-grade planetary reduction gearbox    

 

Coolant and lubricant volume (tank volume)
Fuel oil tank 312L Travel retarder 2X5.4L
Engine lubricant 11L Hydraulic oil tank 350L
Slew retarder 9L    

 

 

 

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