INTRODUCTION
Generalspecication
Engine
Type
Water-cooled,4-cyclediesel,4-cylinderinline,Highpressure
commonrailsystem(electriccontrol),Turbochargerwithair
cooledintercooler
Model
ISUZUGI-4HK1X
(SAEJ1349,ISO9249)117.3kW(159.484Hp)(1800RPM)
Ratedywheelhorse
power
(ISO14396)120.0kW(163.155Hp)(1800RPM)
Pistondisplacement5.193L(1.37185USgal)
(SAEJ1349,ISO9249)608N·m(448.44lbft)(1600RPM)
Maximumtorque
(ISO14396)624N·m(460.24lbft)(1600RPM)
Boreandstroke
115mm(4.528in)x125mm(4.921in)
Voltage
24V
Alternator50A
Starter
24V5.0kW
Hydraulicsystem
Mainpumps
2variabledisplacementaxialpistonpumpswithregulatingsystem
Max.oilow
2x211L/min(55.740USgpm)(1800RPM)
34.3MPa(4975.2psi)
Boom/Arm/Bucket
36.8MPa(5337.840psi)withautopowerup
Swingcircuit29.4MPa(4264.470psi)
Workingcircuitpressure
Travelcircuit
34.3MPa(4975.2psi)
Pilotpump
1gearpump
Max.oilow
18L/min(4.755USgpm)
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
11.5RPM
Swingtorque64000N·m(47203.98lbft)
CylindersNO.ofcylinders–boreXRoddiameterXStroke
Boom
2xØ120mm(4.724in)-Ø85mm(3.346in)-1255mm(49.409in)
Arm
1xØ140mm(5.512in)-Ø100mm(3.937in)-1460mm(57.480in)
Bucket
1xØ120mm(4.724in)-Ø85mm(3.346in)-1010mm(39.764in)
Coolingsystem
Fan
Ø650mm(25.591in)with7-blades
Radiatorcapacity
88.9kW
Fintype
Corrugatedn(wavytype)
Finspace1.75mm(0.06890in)
Longlifecoolant
Coolant55%,Water45%
Oilcoolercapacity
47.2kW
Fintype
Corrugatedn(wavytype)
Finspace1.75mm(0.06890in)
Intercoolercapacity
7.9kW
Fintype
Straightn
Finspace1.75mm(0.06890in)
Fuelcoolercapacity
1.3kW
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