INTRODUCTION
General specification
Engine
Type
Water-cooled, 4-cycle diesel, 6-cylinder in line, High pressure
common rail system (electric control), Turbocharger with air
cooled intercooler
Model
ISUZU GH - 6HK1X
(SAE J1349, ISO 9249)
202 kW
(
274.643 Hp
) (
2000 RPM
)
Rated flywheel horse
power
(ISO 14396)
212 kW
(
288.240 Hp
) (
2000 RPM
)
Piston displacement
7.790 L
(
2.05790 US gal
)
(SAE J1349, ISO 9249)
989 N·m
(
729.45 lb ft
) (
1500 RPM
)
Maximum torque
(ISO 14396)
1020 N·m
(
752.313 lb ft
) (
1500 RPM
)
Bore and stroke
115 mm
(
4.528 in
) x
125 mm
(
4.921 in
)
Voltage
24 V
Alternator
50 A
Starter
24 V 5.0 kW
Hydraulic system
Main pumps
2 variable displacement axial piston pumps with regulating system
Max. oil flow
2 x
243 L/min
(
64.19 US gpm
) (
1800 RPM
)
34.3 MPa
(
4975.2 psi
)
Boom/Arm/Bucket
37.3 MPa
(
5410.36 psi
) with auto power up
Swing circuit
29.4 MPa
(
4264.470 psi
)
Working circuit pressure
Travel circuit
34.3 MPa
(
4975.2 psi
)
Pilot pump
1 gear pump
Max. oil flow
27 L/min
(
7.133 US gpm
)
Working circuit pressure
3.9 MPa
(
565.7 psi
)
Control valves
With Boom/Arm holding valve
One 4-spool valve for Right track travel, Bucket, Boom and Arm acceleration
One 5-spool valve for Left track travel, Auxiliary, Swing, Boom acceleration and Arm
Swing device
Motor
Fixed displacement axial piston motor
Brake
Mechanical disc brake
Final drive
Planetary gear reduction
Turn table bearing
Ball bearing type with internal gear
Maximum swing speed
11 RPM
Swing torque
92100 N·m
(
67929.47 lb ft
)
Cylinders
NO. of cylinders – bore X Rod diameter X Stroke
Boom
2 x Ø
140 mm
(
5.512 in
) - Ø
95 mm
(
3.740 in
) -
1369 mm
(
53.898 in
)
Arm
1 x Ø
150 mm
(
5.906 in
) - Ø
105 mm
(
4.134 in
) -
1569 mm
(
61.77 in
)
Bucket
1 x Ø
135 mm
(
5.315 in
) - Ø
90 mm
(
3.543 in
) -
1078 mm
(
42.441 in
)
Cooling system
Fan
Ø
850 mm
(
33.465 in
) with 6-blades
Radiator capacity
103.3 kW
Fin type
Corrugated fin (wavy type)
Fin space
2.0 mm
(
0.0787 in
)
Long life coolant
Coolant
55 %
, Water
45 %
Oil cooler capacity
58.3 kW
Fin type
Corrugated fin (wavy type)
Fin space
1.75 mm
(
0.06890 in
)
Intercooler capacity
16.7 kW
Fin type
Corrugated fin (wavy type)
Fin space
2.0 mm
(
0.0787 in
)
Fuel cooler capacity
1.9 kW
48034225 23/06/2016
18
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