Case CX490C - General specification

INTRODUCTION
Generalspecication
CX490CCrawlerexcavatorsSTDversion(TIER3)-TurkishmarketAPAC
Engine
Type
Water-cooled,4-cyclediesel,6-cylinderinline,Highpressure
commonrailsystem(electriccontrol),Turbochargerwithair
cooledintercooler,Withoutcoolingfan
Model
ISUZUGH-6UZ1XKSS-01
270kW(367.098Hp)(2000RPM)(withoutfan-pump)
Ratedywheelhorsepower(ISO14396)
245kW(333.107Hp)(2000RPM)(withfan-pump)
Pistondisplacement9.839L(2.5992USgal)
Maximumtorque(ISO14396)1363N·m(1005.30lbft)(1500RPM)(withoutfan-pump)
Boreandstroke
120mm(4.724in)x145mm(5.709in)
Voltage
24V
Alternator50A
Starter
24V5kW
Hydraulicsystem
Mainpumps
2variabledisplacementaxialpistonpumpswithregulatingsystem
Max.oilow
2x400L/min(105.67USgpm)(2000RPM)
31.4MPa(4554.6psi)
Boom/Arm/Bucket
34.3MPa(4975.22psi)withautopowerup
Swingcircuit9.4MPa(1363.470psi)
Workingcircuitpressure
Travelcircuit
34.3MPa(4975.2psi)
Pilotpump
1gearpump
Max.oilow
30L/min(7.925USgpm)
Workingcircuitpressure
3.9MPa(565.7psi)
Controlvalves
WithBoom/Armholdingvalve
One4-spoolvalveforRighttracktravel,Bucket,BoomandArmacceleration
One5-spoolvalveforLefttracktravel,Auxiliary,Swing,BoomaccelerationandArm
Swingdevice
Motor
Fixeddisplacementaxialpistonmotor
BrakeMechanicaldiscbrake
Finaldrive
Planetarygearreduction
TurntablebearingBallbearingtypewithinternalgear
Maximumswingspeed
9.0RPM
Swingtorque150000N·m(110634.32lbft)
CylindersNO.ofcylinders–boreXRoddiameterXStroke
Boom
2xØ170mm(6.693in)-Ø115mm(4.528in)-1550mm(61.024in)
Arm
1xØ200mm(7.874in)-Ø140mm(5.512in)-1820mm(71.65in)
Bucket
1xØ165mm(6.496in)-Ø115mm(4.528in)-1285mm(50.591in)
Coolingsystem
Fan
Ø1016mm(40.000in)with6-blades
Radiatorcapacity
140.3kW
Fintype
Corrugatedn(wavytype)
Finspace1.75mm(0.0689in)
Longlifecoolant
Coolant55%,Water45%
Oilcoolercapacity
160.5kW
Fintype
Corrugatedn(wavytype)
Finspace1.75mm(0.06890in)
Intercoolercapacity
40.0kW
Fintype
Straightn
Finspace2.0mm(0.0787in)
Fuelcoolercapacity
3.72kW
4809839920/01/2017
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