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Komatsu Excavators PC45MR-3

Komatsu Excavators PC45MR-3
PC45MR-3 Hydraulic Excavator

Got a job in tight quarters where you need to dig down 12 feet? No problem. The Komatsu Hydraulic Excavators PC45MR-3 can handle it and it also gives you the advantage of a swinging boom to get right up to foundations and the option of rubber, steel or roadliner tracks.

Engine
Model Komatsu 4D88E-6
Type Direct injection
Piston displacement 134 in³ 2.19 ltr
Horsepower @ 2400 rpm:
Net (ISO 9249/SAE J1349) 38.2 HP 28.5 kW
Electric System
Operation voltage 12 V
Battery 72 Ah
Alternator 40 A
Starter 2.3 kW
Hydraulic System
Type HydrauMind
Main pump:
Type Variable displacement x 2Gear x 1
Maximum flow 14.1 x 2 + 8.9 gal/min 53.5 x 2 + 33.8 ltr/min
Hydraulic motors:
Travel Variable displacement x 2
Swing Fixed displacement x 1
Maximum pressure setting 3,840 psi 270 kg/cm²
Auxiliary flow 18.5 gal/min 70 ltr/min
Performance
Travel speed:
High 2.9 mph 4.6 km/hr
Low 1.7 mph 2.8 km/hr
Swing speed 9.0 rpm
Ground pressure 3.6 psi 0.25 kg/cm²
Max. drawbar pull 9,440 lb 4280 kg
Gradeability 30°
Bucket digging force (ISO) 7,630 lb 3460 kg
Arm crowd force (ISO) 4,850 lb 2200 kg
Drives and Brakes
Drive method Hydrostatic
Type of travel brake Hydraulic lock
Type of travel shoe Rubber
Undercarriage
Adjustment of the track tension Grease gun
Number of carrier rollers (each side) 1
Number of track rollers (each side) 4
Refill Capacities
Fuel tank 17.2 U.S. gal 65 ltr
Hydraulic tank 5.3 U.S. gal 20 ltr
Engine 2.0 U.S. gal 6.7 ltr
Coolant 2.2 U.S. gal 8.5 ltr
Operating Weight (approximate)
Operating weight(with ROPS canopy and rubber shoe) 10,571 lb 4795 kg
Blade
Width x height 6'5" x 1'2" 1960 x 355 mm

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