Komatsu PC300LC-8 Shop Manual page 37

Hydraulic excavator
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GENERAL
12
Model
Type
No. of cylinders - bore x stroke
Piston displacement
Flywheel horsepower
Max. torque
Max. speed at no load
Min. speed at no load
Min. fuel consumption
Starting motor
Alternator
Battery
Radiator core type
Carrier roller
Track roller
Track shoe
Type x No.
Delivery
Set pressure
Type x No.
Control method
Travel motor
Swing motor
Type
Inside diameter of cylinder
Diameter of piston rod
Stroke
Max. distance between pins
Min. distance between pins
Hydraulic tank
Hydraulic filter
Hydraulic cooler
PC300LC/HD-8
Machine model
Serial Number
kW/rpm {HP/rpm}
Nm/rpm {kgm/rpm}
g/kWh {g/HPh}
MPa (kg/cm²)
PC300LC-8
A90001 and up
4-cycle, water-cooled, in-line, vertical, direct injection, with
mm
L {cc}
rpm
rpm
Assembly-type triple
grouser, 48 on each side
HPV125+125, variable displacement, Piston type x2
L/min.
HMV160ADT-2, piston
(with brake valve, parking
brake): x 2
(with safety valve, holding brake): x 1
Boom (*1)
Double acting
piston
140
mm
100
mm
1,480
mm
3,525
mm
2,045
mm
SPECIFICATIONS
PC300HD-8
A87001 and up
SAA6D114E-3
turbocharger and aftercooler
6 - 114 x 135
8.27 {8,270}
183.9/1,980 {250/1,980}
1,108/1,450 {113/1,450}
2,050
1,000
205 {151}
24V, 7.5 kW
24V, 60 A
12V, 126 Ah x 2
Aluminum wave type, 4 rows
2 on one side
8 on each side
Assembly-type triple
grouser, 49 on each side
267.5 x 2
37.8 {380}
6-spool type + 1-spool type x 1
Hydraulic
KMV200ADT-2, variable
type
piston type
(with brake valve, parking
brake): x 2
KMF230ABE-5, Piston type
reverse rotation check valve
Arm (*1) (*2)
Double acting
piston
160
110
1,825
4,255
2,430
Closed box type
Tank return side
CF40-1 (Air cooled)
Bucket
Double acting
piston
140
100
1,285
3,155
1,870
01-5
2

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