Komatsu PC20MR-3 Mini Excavator
Units
Dimensions
Dimensions
H
Tail Swing Radius
2.65ft in
F
Track Gauge
3.94ft in
Bucket Offset Rh
2.5ft in
Crawler Length
6.17ft in
Boom Swing Angle Lh
75degrees
Boom Swing Angle Rh
50degrees
Bucket Offset Lh
1.68ft in
Overall Height
8.27ft in
Overall Width
4.76ft in
Overall Length
12.31ft in
Track Shoe Width
15255.94ft in
Undercarriage
Number Of Shoes Per Side
39
Number Of Carrier Rollers Per Side
0
Adjustment Of The Track Tension
Grease
Number Of Track Rollers Per Side
3
Specifications
Electrical System
Starter
1.4 kW
Operation Voltage
12V
Battery
45 Ah
Alternator
40 A
Engine
Flywheel Horsepower
20.8hp
Piston Displacement
68.1cu in
Engine Model
Komatsu 3D76E-6
Engine Type
Swirl chamber
Power Measured @
2500rpm
Capacities
Fuel Tank
7.4gal
Hydraulic Tank
5.1gal
Engine Oil
0.9gal
Coolant
0.8gal
Performance
Travel Speed (Maximum)
2.9mph
Travel Speed (Minimum)
1.8mph
Swing Speed
8.9rpm
Ground Pressure
3.9psi
Max. Traction Force
4541.6lb
Gradeability
30degrees
Bucket Digging Force (Iso)
4232.9lb
Arm Crowd Force (Iso)
3064.5lb
Weights
Operating Weight
4762lb
Hydraulic System
Type Of Hydraulic Pump
Variable capacity x 1 gear x 1
Max. Oil Flow
53.4 x 1 + 15.5 14.1 x 1 + 4.1
Hydraulic Motor (Travel)
Variable capacity x 2
Hydraulic Motor (Swing)
fixed capacity x 1
Max. Pressure Setting
3560psi
Auxiliary Hydraulic Flow
9.3gal/min
Blade
Blade Width
4.8ft in
Blade Height
11.9in
Drive System
Drive Method
Hydrostatic
Type Of Travel Brake
Hydraulic lock type
Type Of Travel Shoe
Rubber
