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Current number of specifications

 
Komatsu PC45MR-3 Mini Excavator

Selected Dimensions

Dimensions
H. Tail Swing Radius3.6 ft in1097.3 mm

Specification

Electrical System
Alternator40 A
Starter2.3 kW
Operation voltage12 V
Battery72 Ah
Engine
Flywheel horsepower38.2 hp28.5 kw
Number of Cylinders4
Piston displacement133.6 cu in2.2 L
ModelKomatsu 4D88E–6
TypeDirect injection
Power Measured @2400 rpm
Fan drive typeMechanical
Capacities
Fuel Tank17.2 gal65.1 L
Hydraulic Tank5.3 gal20 L
Engine Oil2 gal7.5 L
Coolant2.2 gal8.5 L
Operational
Boom size8.7 ft in2.6 m
Boom typeStandard
Arm size4.5 ft in1.4 m
Arm typeStandard
Arm crowd force – ISO2200 kgf
Digging reach – maximum18.8 ft in5735 mm
Bucket crowd force – ISO3460 kgf
Bucket size – KGA standard GP0.2 yd30.15 m3
Digging depth – maximum11 ft in3350 mm
Maximum reach @ ground level18.3 ft in5575 mm
Swing radius3.5 ft in1060 mm
Performance
Travel speed (Maximum)2.9 mph4.6 km/h
Travel speed (Minimum)1.7 mph2.8 km/h
Swing speed9 rpm
Ground pressure3.6 psi24.8 kPa
Max. traction force9435.8 lb4280 kg
Gradeability30 degrees
Bucket digging force (ISO)7628 lb3460 kg
Arm crowd force (ISO)4850.2 lb2200 kg
Undercarriage
Adjustment of the track tensionGrease
Number of Shoes per Side39 (steel)
Number of Carrier Rollers per Side1
Number of Track Rollers per Side4
Weights
Operating Weight10494 lb4760 kg
Hydraulic System
Type of hydraulic pumpVariable capacity x 2 gear x 1
Max. oil flow53.5 x 2 + 33.8
Hydraulic motor (Travel)Variable capacity x 2
Hydraulic motor (Swing)fixed capacity x 1
Max. pressure setting3840 psi26475.8 kPa
Auxiliary hydraulic flow18.5 gal/min70 L/min
Blade
Blade Width6.5 ft in1981.2 mm
Blade Height1.2 in30.5 mm
DRIVE SYSTEM
Drive methodHydrostatic
Type of travel brakeHydraulic lock type
Type of travel shoeRubber
Dimensions
Crawler length8.3 ft in2520 mm
Track shoe width24409.5 ft in400 mm
Boom swing angle LH85 degrees
Boom swing angle RH50 degrees
Bucket offset LH2.1 ft in640.1 mm
Bucket offset RH2.1 ft in643.1 mm
Track Gauge5.1 ft in1554.5 mm
Overall length17.2 ft in5242.6 mm
Overall Width6.5 ft in1981.2 mm
Tail Swing Radius3.6 ft in1097.3 mm
Overall Height8.4 ft in2560.3 mm