Specifications :
Engine
| Model | Komatsu SAA4D95LE-5* | |
| Type | Water cooled, 4-cycle, direct injection | |
| Aspiration | Turbocharged, and air-to-air aftercooled | |
| Number of cylinders | 4 | |
| Piston displacement | 199 in³ | 3.26 ltr |
| Horsepower - Net (ISO 9249/SAE J1349) @ 1950 rpm | 55 HP | 41 kW |
| *EPA Interim Tier 4 and EU Stage 3A certified. |
Hydraulic System
Type: HydrauMind (Hydraulic Mechanical
Intelligence New Design) system,
Closed-center system with load-sensing valve
and pressure-compensated valve
| Main pumps: | ||
| Type | Variable displacement, axial piston | |
| Maximum flow | 42.3 u.s. gal/min | 160 ltr/min |
| Type | Fixed displacement gear | |
| Maximum flow | 16.6 u.s. gal/min | 63 ltr/min |
| Hydraulic motors: | ||
| Travel | 2 x piston motor with parking brake | |
| Swing | 1 x piston motor with swing holding brake | |
| Relief valve setting: | ||
| Implement, travel circuit | 3,840 psi | 26.5 MPa / 270 kgf/cm² |
| Swing circuit | 2,990 psi | 20.6 MPa / 210 kgf/cm² |
| Blade circuit (Raise) | 1,850 psi | 12.7 MPa / 130 kgf/cm² |
| Blade circuit (Lower) | 3,060 psi | 21.1 MPa / 215 kgf/cm² |
Electric System
| Operating voltage | 24 V | |
| Battery | 55 Ah/2 x 12 | |
| Alternator | 35 A | |
| Starte | 4.5 kW |
Performance
| Travel speed: | ||
| High | 3.1 mph | 5.0 km/hr |
| Low | 1.8 mph | 2.9 km/hr |
| Swing speed | 10 rpm | |
| Ground pressure | 4.83 psi | 0.34 kg/cm² |
| Max. drawbar pull | 15,050 lbf | 66.9 kN / 6820 kgf |
| Gradeability | 35° | |
| Bucket digging force (ISO) | 13,780 lb | 6250 kg |
| Arm crowd force (ISO) | 7,760 lb | .3520 kg |
Drives and Brakes
| Steering control | Two levers with pedals | |
| Drive method | Fully hydrostatic | |
| Service brake | Hydraulic lock | |
| Parking brake | Mechanical disc |
Swing System
| Driven by | Hydraulic motor | |
| Swing reduction | Planetary gear | |
| Swing circle lubrication | Grease-bathed | |
| Swing lock | Mechanical disc brake |
Undercarriage
| Center frame | X-frame | |
| Track frame | Box-section | |
| Track type | Sealed track | |
| Track adjuster | Hydraulic | |
| Number of carrier rollers (each side) | 1 | |
| Number of track rollers (each side) | 5 |
Coolant and Lubricant Capity (refilling)
| Fuel tank | 33.0 u.s. gal | 125 ltr |
| Radiator | 2.6 u.s. gal | 10 ltr |
| Engine | 2.9 u.s. gal | 11.0 ltr |
| Final drive, each side | 0.3 u.s. gal | 1.1 ltr |
| Swing drive | 0.5 u.s. gal | 2.0 ltr |
| Hydraulic tank | 14.8 u.s. gal | 56 ltr |
Operating Weight (Aproximate)
Operating weight including 3710 mm / 12'2" one-piece boom,
2250 mm / 7'5" arm, SAE heaped 0.28 m³ / 0.37 yd³ backhoe bucket,
cab, rubber shoe, blade, rated capacity of lubricants, coolant, full fuel
tank, operator, and other standard equipment.
| Operating weight | 16,240 lb | 7365 kg |
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