Mitsubishi Diesel Engine S12A2-Y2PTAW-2 Specification Sheet
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Brand: Mitsubishi
Category: Automobile Parts
Type: Specification sheet for Mitsubishi Diesel Engine S12A2-Y2PTAW-2
Pages: 3
Download Mitsubishi Diesel Engine S12A2-Y2PTAW-2 Specification sheet
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Certified for US EPA-Tier 2 / Constant Speed
Standard Model [800kWe/60Hz]
MITSUBISHI
S12A2-Y2PTAW-2 SPECIFICATION SHEET DIESEL ENGINES
GENERAL ENGINE DAT
A
Type 4-Cycle, Water Cooled
Aspiration Turbo-Charged, Inter Cooler
(Fresh water to Cooler)
Cylinder Arragement 60
o
V
N
o.of Cylinder
s
12
Bore mm(in.) 150 (5.91)
Stroke mm(in.) 160 (6.30)
Displacement liter(in
3
) 33.93 (2071)
Compression Ratio 15.3:1
Dry Weight - Engine only - kg(lb ) 3380 (7453)
Wet Weight - Engine only - kg(lb ) 3600 (7938)
PERFORMANCE DAT
A
Steady State Speed Stability Band at any Constant Loa
d
Electric Governor - % ±0.25 or better
Maximum Overspeed Capacity - rpm 2400
Moment of inertia of Rotating Components - kgf・m
2
(lb
f
・f
t
2
) 37.7 (894.8)
(Includes Std.Flywheel
)
Cyclic Speed Variation with Flywheel at 1800rpm 1/449
ENGINE MOUNTIN
G
Maximum Bending Moment at Rear Face of Flywheel Housing - kg
f
・m(lb
f
・ft) 200 (1447)
AIR INLET SYSTEM
Maximum Intake Air Restriction (Includes piping)
With Clean Filter Element - mm H
2
O (in.H
2
O) 400 (15.7)
With Dirty Filter Element - mm H
2
O (in.H
2
O) 635 (25.0)
EXHAUST SYSTEM
Maximum Allowable Back Pressure - mm
H
2
O (in.H
2
O) 600 (23.6)
LUBRICATION SYSTE
M
Oil Pressure at ldle - kgf/cm
2
(psi) 2∼3 (29∼43)
at Rate Speed - kgf/c
m
2
(psi) 4∼6 (57∼86)
Maximum Oil Temperature -
o
C(
o
F) 110 (230)
Oil Capacity of Standard Pan High - liter (U.S.gal) 100 (26.4)
Low - liter (U.S.gal) 80 (21.1)
Total System Capacity (lncludes Oil Filter) - liter (U.S.gal) 120 (31.7)
Maximum Angle of lnstallation (Std. Pan) Front Down 9.5
o
(Engine Only) Front Up 11
o
Side to Side 22.5
o
COOLING SYSTEM
Coolant Capacity of Jacket (Engine only) - liter (U.S.gal) 86 (22.7)
Coolant Capacity of Air cooler (Engine only) - liter (U.S.gal) 14 (3.7)
Maximum External Friction Head at Engine Outlet - kgf/cm
2
(psi)
(For Jacket and Air Cooler) 0.35 (5.0)
Maximum Static Head of Coolant above Crankshaft Center - m(ft) 10 (32.8)
Standard Thermostat (modulating)Range of Jacket -
o
C(
o
F) 65∼85 (149∼185)
Standard Thermostat (modulating)Range of Air Cooler -
o
C(
o
F) 35∼50 (95∼122)
Maximum Coolant Temperature at Engine Outlet -
o
C(
o
F) 98 (208)
Minimum Coolant Expansion Space - % of System Capacity
(For Jacket and Air Cooler) 10 (0.4)
Maximum Coolant Temperature at Intercooler lnlet, PTAW type -
o
C(
o
F) 45 (113)
Maximum Air Restriction on Discharge Side of Radiator and Fan - mm H
2
O(in.H
2
O) 10 (0.4)
APPLICATION : GENERATO
R
Pub. No.T13-0631-E
Dec. '06 Printed in Japan