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8-2
ENGINE
ENGINE
1)
1)
2. SPECIFICATION FOR MAJOR COMPONENTS
2. SPECIFICATION FOR MAJOR COMPONENTS
MAIN PUMP
MAIN PUMP
2)
2)
MAIN CONTROL VALVE
MAIN CONTROL VALVE
3)
3)
Item
Unit
Specification
Model
-
CUMMINS QSL
Type
-
4 cycle turbocharged and inter cooled engine
Cooling Method
-
Water cooling
Number of cylinders and arrangement
-
6 cylinders, In-line
Firing order
-
1-5-3-6-2-4
Combustion chamber type
-
Direct injection
Cylinder bore X stroke
mm (in)
114
×
145 (4.49"
×
5.71")
Piston displacement
cc (cu in)
8900 (543)
Compression ratio
-
17.8 : 1
Rated gross horse power
hp/rpm
278/2200
Maximum gross torque at rpm
kgf
·
m/rpm
124/1500
Engine oil quantity
ℓ
(U.S.gal)
20 (5.3)
Dry weight
kg (lb)
708 (1560)
High idling speed
rpm
2250
Low idling speed
rpm
775
Rated fuel consumption
g/ps.hr
167
Starting motor
V-kW
DENSO, 24-7.8
Alternator
V-A
24-70
Battery
V-AH
24-100
Item
Unit
Specification
Type
-
Axial piston variable pump
Capacity
cc/rev
74
+
74
Maximum operating pressure
bar
300
Rated speed (Max/Min)
rpm
2550/500
Item
Unit
Specification
Type
-
Sectional
Operating method
-
Hydraulic pilot
Main relief valve pressure
bar
240/165
Flow capacity
lpm
400