2. SPECIFICATIONS
2.3
SPECIFICATIONS AND PERFORMANCE
SPEED AND GRADEABILITY Model Applicable Machines
CX31B PW11-30001~
Shoe Type
CX36B PX12-11001~
Rubber shoe Iron shoe (OPT) Rubber shoe Iron shoe (OPT) min {rpm}
Slewing Speed
8.9 {8.9}
-1
Travel Speed
km/h (mph)
Gradeability
8.9 {8.9}
Low (1st)
High (2nd)
Low (1st)
High (2nd)
Low (1st)
High (2nd)
Low (1st)
High (2nd)
2.5
4.5
2.5
4.5
2.5
4.5
2.5
4.5
% (degree)
58 (30)
ENGINE Model (YANMAR)
3TNV88-PYB
Type Number of cylinders-Bore × Stroke
Water-cooled, 4-cycle type Swirl chamber type diesel engine 3 - ø88 mm × 90 mm (3.46 in × 3.54 in)
Total Displacement
L
1.642 (100.2 cu•in)
kW/min-1 {PS/rpm}
Output Rating
21.2 / 2400 {29 / 2400}
N•m/min -1 (lbf•ft/rpm) V × kW
Maximum Torque Starting Motor
98.4 / 1440 (72.6 / 1440) 12 × 1.7
V×A
Generator
12 × 55
HYDRAULIC COMPONENTS Hydraulic Pump
Variable displacement axial piston + gear pump
Hydraulic Motor
Axial piston
Hydraulic Motor w/Reducer (Travel) Control Valve
2-Axial piston, 2-Speed motor 10-spool multiple control valve
Cylinder (Boom, Dipper, Swing, Bucket, Dozer)
Double action cylinder
Return Filter
Safety valve containing/Filter Type (30µ)
SIDE DIGGING & DOZER Type Boom Swing Angle Stroke of Dozer (above/below)
Right
Boom swing by hydraulic cylinder 60°
Left
70°
mm (in)
560 / 410 (22.0/16.1)
540 / 440 (21.3 / 17.3)
WEIGHT Rubber shoe
Iron shoe
Rubber shoe
Iron shoe
3,000 (6620)
3,110 (6860)
3,580 (7900)
3,700 (8160)
kg (lb) 1,650 (3640) kg (lb) 1,050 (2320)
← 1,160 (2560)
1,900 (4190) 1,140 (2520)
← 1,260 (2780)
Machine Weight
kg (lb)
Upper slewing body Travel system Attachment (Boom+STD Dipper+STD Bucket)
kg (lb)
370 (815)
460 (1020)
Oil & Water
kg (lb)
80 (175)
←
Note: This figure is calculated with standard bucket.
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