Komatsu Galeo PC138US-8 Shop Manual page 62

SEN01979-01
Machine model
Serial No.
Model
Type
No. of cylinders-bore x stroke
Piston displacement
Rated horsepower
• Net [ISO 9249/SAE J1349]
• Gross [SAE J1995]
Max. torque
High idling speed
Low idling speed
Min. fuel consumption ratio
Starting motor
Alternator
Battery (*1)
Radiator core type
Aftercooler core type
Carrier roller
Track roller
Track shoe (iron shoe)
(road liner)
Type x no.
Discharge
Set pressure
Type x no.
Control method
Travel motor
Swing motor
Hydraulic tank
Hydraulic oil filter
Hydraulic cooler
*1. Battery capacity (Ah) is based on 5-hour rate.
a There are net value and gross value for displaying engine rate horsepower. Gross value is measure-
ment of engine alone, and net value is measurement with close to on-board conditions.
6
Standard specification
4-cycle, water-cooled, in-line, vertical, direct injection, with
mm
l{cc}
kW{HP}/rpm
Nm{kgm}/rpm
rpm
rpm
g/kWh
{g/HPh}
Assembly-type triple grouser shoe, 43 on each side
Assembly-type road liner, 43 on each side
l/min
2
MPa{kg/cm }
(with brake valve and parking brake) x 2
(with safety valve and holding brake) x 1
PC138US-8
Reinforced blade specification
20001 and up
SAA4D95LE-5
turbocharger and air cooled aftercooler
95 x 115
3.260{3,260}
68.4{91.7}/2,200
72.1{96.6}/2,200
350{35.7}/1,500
2,300
1,100
224{167}
24 V, 4.5 kW
24 V, 35 A
12 V, 64 Ah x 2
4-array aluminum mesh core
Aluminum mesh core
1 on each side
7 on each side
Variable displacement piston type x 1
121+121 (at 2,200 rpm)
34.8{355}
6-spool type x 1
Hydraulic type
Variable displacement piston type
Fixed displacement piston type
Box-shaped, open
Tank return side
Air cooled (CF40)
01 Specification
PC138US, USLC-8