INTRODUCTION
General specification
CX490D Crawler excavators LC version (TIER4 FINAL) - EU Market
WE
Engine
Type
Water-cooled, 4-cycle diesel, 6-cylinder in line, High
pressure common rail system (electric control),
Turbocharger with air cooled intercooler, SCR system
Model
ISUZU AQ-6UZ1X
(
ISO 14396
)
270 kW
(
367 Hp
) at
2000 RPM
Rated flywheel horse power
(with fan-pump)
245 kW
(
333 Hp
) at
2000 RPM
Piston displacement
9839 cm³
(
600 in³
)
Maximum torque
(
ISO 14396
)
1363 N·m
(
1005 lb ft
) at
1500 RPM
Bore and stroke
120 mm
(
4.724 in
) x
145 mm
(
5.709 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 ×
364 L
(
96.2 US gal
) at
2000 RPM
31.4 MPa
(
4555 psi
)
Boom (up)/Arm/Bucket
34.3 MPa
(
4975 psi
) with auto power up
Boom (down)
24.5 MPa
(
3554 psi
)
Swing circuit
29.4 MPa
(
4264 psi
)
Working circuit pressure
Travel circuit
34.3 MPa
(
4975 psi
)
Pilot pump
1 gear pump
Max. oil flow
30 L
(
7.9 US gal
)
Working circuit pressure
3.9 MPa
(
566 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
9.1 RPM
Swing torque
150000 N·m
(
110634 lb ft
)
Cylinders
NO. of cylinders – bore X Rod diameter X Stroke
Boom
2 x Ø
170 mm
(
6.693 in
) - Ø
115 mm
(
4.528 in
) -
1550 mm
(
61.024 in
)
Arm
1 x Ø
190 mm
(
7.480 in
) - Ø
130 mm
(
5.118 in
) -
1920 mm
(
75.591 in
)
Bucket
1 x Ø
165 mm
(
6.496 in
) - Ø
115 mm
(
4.528 in
) -
1285 mm
(
50.591 in
)
Cooling system
Fan
D
1016 mm
(
40.0 in
) with 6-blades
Radiator capacity
140.3 kW
fin type
Corrugated fin (wavy type)
fin space
1.75 mm
(
0.07 in
)
Long life coolant
Coolant
55 %
, Water
45 %
Oil cooler capacity
106.5 kW
fin type
Corrugated fin (wavy type)
fin space
1.75 mm
(
0.07 in
)
Intercooler capacity
40.0 kW
47937811 29/02/2016
23
Содержание CX160D
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