JY400G

Engine
Model
Cummins6CT8.3-C (water-cooled)
Displacement
8.3L
Number of cylinders
6
Power(DIN2706)
152.2KW/2100r/min

 

Hydraulic system
Type
negative flow control system
Main pump
two variable displacement axial piston pump
Max flow
2x235L/min
Pilot pump
gear pump hydraulic motor
Travel
two-speed oblique plate hydraulic motor
Slew
oblique plate piston motor with slew brake
Working equipment circuit
30MPa
Travel circuit
34MPa
Ïȵ¼ÓÍ•
4MPa
¸¨ÖúÓÍ•
16MPa
Spare valve
30MPa
¡¡
¡¡
Hydraulic cylinder: cylinder number x bore x stroke
Two-section boom
Boom cylinder
2x¦Õ140x1090mm
µõ¸Ë¸×
1x¦Õ140x1620mm
Bucket cylinder
5x¦Õ70x295mm
¡¡
¡¡
Three-section boom
Boom cylinder
2x¦Õ120x1090mm
Arm cylinder
1x¦Õ140x780mm
Bucket cylinder
5x¦Õ70x295mm
¡¡
¡¡

 

Slew system
Drive
oblique plate hydraulic motor
Slew retardation
grade planetary retarding mechanism
Slew lock-up
flake brake
Slew speed
0-12r/min

 

Travel unit
Carrier frame
X-shape
No. of carrier rollers
2x2
Track
triple grouser track shoe
No. of lower rollers
2x10
No. of track shoes
2x52
¡¡
¡¡


Drive and brake
Drive
hydraulic drive
Reduction unit
hree-grade planetary reduction gearbox
Drive motor
oblique plate axial hydraulic motor
Max travel speed
4km/h
Gradeability
70%
¡¡
¡¡

 

Coolant and lubricant volume (tank volume)
Fuel oil tank
374L
Travel retarder
2X7L
Engine lubricant
14.5L
Hydraulic oil tank
300L
Slew retarder
6.6L
Engine coolant
64L

 

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