Komatsu PC20MR-3 Mini Excavator Specs

Category: Mini Excavators ➔
Manufacturer: Komatsu ➔
Model: PC20MR-3 ➔

Blade

Komatsu PC20MR-3 Mini Excavator Blade specifications
Blade Height	11.90 in (30.23 cm)
Blade Width	4.80 ft (1.46 m)

Capacities

Komatsu PC20MR-3 Mini Excavator Capacities specifications
Coolant	0.80 gal (3.03 l)
Engine Oil	0.90 gal (3.41 l)
Fuel Tank	7.40 gal (28.01 l)
Hydraulic Tank	5.10 gal (19.30 l)

Dimensions

Komatsu PC20MR-3 Mini Excavator Dimensions specifications
Boom Swing Angle Lh	75 degrees
Boom Swing Angle Rh	50 degrees
Bucket Offset Lh	1.68 ft (0.51 m)
Bucket Offset Rh	2.50 ft (0.76 m)
Crawler Length	6.17 ft (1.88 m)
Overall Height	8.27 ft (2.52 m)
Overall Length	12.31 ft (3.75 m)
Overall Width	4.76 ft (1.45 m)
Tail Swing Radius	2.65 ft (0.81 m)
Track Gauge	3.94 ft (1.20 m)
Track Shoe Width	15,255.94 ft (4,650.01 m)

Drive System

Komatsu PC20MR-3 Mini Excavator Drive System specifications
Drive Method	Hydrostatic
Type Of Travel Brake	Hydraulic lock type
Type Of Travel Shoe	Rubber

Electrical System

Komatsu PC20MR-3 Mini Excavator Electrical System specifications
Alternator	40 A
Battery	45 Ah
Operation Voltage	12 V
Starter	1.4 kW

Engine

Komatsu PC20MR-3 Mini Excavator Engine specifications
Engine Model	Komatsu 3D76E-6
Engine Type	Swirl chamber
Flywheel Horsepower	20.80 hp (15.51 kw)
Piston Displacement	68.10 cu in (1,115.96 cu cm)
Power Measured @	2500 rpm

Hydraulic System

Komatsu PC20MR-3 Mini Excavator Hydraulic System specifications
Auxiliary Hydraulic Flow	9.30 gpm (35.20 lpm)
Hydraulic Motor (Swing)	fixed capacity x 1
Hydraulic Motor (Travel)	Variable capacity x 2
Max. Oil Flow	53.4 x 1 + 15.5 14.1 x 1 + 4.1
Max. Pressure Setting	3560 psi
Type Of Hydraulic Pump	Variable capacity x 1 gear x 1

Performance

Komatsu PC20MR-3 Mini Excavator Performance specifications
Arm Crowd Force (Iso)	3,064.50 lbs (1,389.80 kg)
Bucket Digging Force (Iso)	4,232.90 lbs (1,919.68 kg)
Gradeability	30 degrees
Ground Pressure	3.9 psi
Max. Traction Force	4,541.60 lbs (2,059.68 kg)
Swing Speed	8.9 rpm
Travel Speed (Maximum)	2.90 mph (4.67 kph)
Travel Speed (Minimum)	1.80 mph (2.90 kph)

Undercarriage

Komatsu PC20MR-3 Mini Excavator Undercarriage specifications
Adjustment Of The Track Tension	Grease
Number Of Carrier Rollers Per Side	0
Number Of Shoes Per Side	39
Number Of Track Rollers Per Side	3

Weights

Komatsu PC20MR-3 Mini Excavator Weights specifications
Operating Weight	4,762.00 lbs (2,159.64 kg)

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