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8-13
20DF/25DF/30DF/33DF-7
ENGINE
3)
(1)
Item
Model
Type
Cooling Method
Number of cylinders and arrangement
Firing order
Combustion type
Cylinder bore X stroke
Piston displacement
Compression ratio
Rated gross horse power
Maximum gross torque at rpm
Engine oil quantity
Dry weight
High idling speed
Low idling speed
Rated fuel consumption
Starting motor
Alternator
Battery
Fan belt deflection
Unit
mm(in)
cc(cu in)
ps/rpm
kgf
Â
m/rpm
˶
(U.S.gal)
kg(lb)
rpm
rpm
g/ps.hr
V-kW
V-A
V-AH
mm(in)
Specification
HMC D4BB
Vertical, water-cooled, 4-cycle diesel
Water cooling
4 cylinders, in-line
1-3-4-2
Swirl
91.1
Ý
100(3.6
Ý
3.9
2607(159)
22
53/2500
17.2/1900
5.4(1.43)
200(440)
2570
750
Ü
100
173
12V, 2.2kW
12V, 65A
12V, 130A
10~13(0.39~0.51)
M
MAIN PUMP
(2)
Item
Type
Capacity
Maximum operating pressure
Rated speed (Max/Min)
cc/rev
bar
rpm
Fixed displacement gear pump
27.7
250
2700/500
Unit
Specification
MAIN CONTROL VALVE
(3)
Item
Type
Operating method
Main relief valve pressure
Flow capacity
kg/cm
2
lpm
Sectional
Mechanical
200/165
60
Unit
Specification