ENGINE
Model
ISUZU AR-4HK1X
Type
Water-cooled, 4-cycle diesel, 4-cylinder in line, High pressure common rail system (electric control), Turbocharger with air cooled intercooler, SCR system
Number of cylinders/ Displacement
4 / 5,2 l
Emissions level
Tier 4 fi nal / Eu stage IV
Bore and stroke
115 mm x 125 mm
Rated flywheel horse power
SAE J 1349, ISO 9249
119.3 kW / 160 hp at 1800 min-1
ISO 14396
124 kW / 166 hp at 1800 min-1
Maximum torque
SAE J 1349, ISO 9249
620 Nm at 1600 min-1
ISO 14396
636 Nm at 1600 min-1
HYDRAULIC SYSTEM
Main pumps
2 variable displacement axial piston pumps with regulating system
Max. oil flow
2 x 211 liter/min at 1800 min-1
Working circuit pressure
Boom/Arm/Bucket
34.3 MPa - 37.3 MPa with auto power boost
Swing circuit
29.4 MPa
Travel circuit
34.3 MPa
Pilot pump
18 liter/min
Working circuit pressure
3.9 MPa
Boom Cylinders
Bore
120 mm
Stroke
1255 mm
Boom Positioning (2 piece boom only)
Bore
150 mm
Stroke
1090 mm
Arm Cylinders
Bore
140 mm
Stroke
1460 mm
Bucket Cylinder
Bore
120 mm
Stroke
1010 mm