8-2
2. SPECIFICATION FOR MAJOR COMPONENTS
Main pump
(2)
Main control valve
(3)
Item
Unit
#
Specification
Model
0
Cummins QSF3.8
Type
0
Vertical, water-cooled, 4-cycle DI, Tier 4 final diesel engine
Cooling method
0
Water cooling
Number of cylinders and arrangement
0
4-cylinders, In-line
Firing order
0
1-3-4-2
Combustion chamber type
0
Direct injection
Cylinder bore × stroke
mm (in)
102
佴
115 mm (4.0"
佴
4.5")
Piston displacement
cc (cu in)
3800 (232)
Compression ratio
0
17.2 : 1
Rated gross horse power
ps/rpm
102/2200
Maximum gross torque at rpm
kgf
余
m/rpm
42.3/1600
Engine oil quantity
再
(U.S.gal)
12 (3.2)
Dry weight
kg (lb)
348 (767)
High idling speed
rpm
2450
Low idling speed
rpm
850
Rated fuel consumption
g/kw.hr
220 (at 1600 rpm)
Starting motor
V-kW
24-4.8
Alternator
V-A
24-80
Battery
V-AH
24-80
Item
Unit
#
Specification
Type
0
Axial piston variable gear pump
Displacement
cc/rev
35+35+9.0
Maximum operating pressure
kgf/cm
2
250
Rated speed (Max/Min)
rpm
3000/600
Item
Unit
#
Specification
Type
0
Sectional
Operating method
0
Hydraulic pilot
Relief valve pressure (Main/Aux)
kgf/cm
2
188/153
Flow capacity
lpm
160
50/60/70D-9
1)
Engine
(1)