Yanmar 4LHA-DTP - Specifications

Chapter 1 General
2. Specifications
4LHA Series
2. Specifications
Enaine Model
4LHA-STZE 4LHA-STE
Type
Vertical 4-cycle water cooled diesel engine
Combustions system
Direct injection
Aspiration
Turbocharger with air cooler
Number of cylinders
4
BoreXstroke
mm (in.)
100X110(3.94X4.33)
Displacement
i (cu.in.)
3.455(210.82)
One hour
rating output
{ DIN6270B)
Output
/crankshaft speed
kW/rpm
(HP/rpm)
169/3300
(230/3300)
One hour
rating output
{ DIN6270B)
Brake mean
effective pressure
MPa
(kgf/cm*)
1.78(18.2)
One hour
rating output
{ DIN6270B)
Piston speed
m/sec(ft/sec)
12.10(39.70)
Continuous
rating output
(DIN6270A)
Output
/crankshaft speed
kW/rpm
(HP/rpm)
140/3100
(190/3100)
Continuous
rating output
(DIN6270A)
Brake mean
effective pressure
MPa
(kgf/cm*)
1.57(16.0)
Continuous
rating output
(DIN6270A)
Piston soeed
m/sec(ft/sec)
11.0(36.09)
Compression ra
tio
15.2
Fire order
180° 180° 180° 180°
1-3-4-2-1
Fuel injection pump
Inline type,
YPES-4AL
Fuel injection timing (b.T.D.C)
degree
13°+ 1
0
(FID)
Fuel injection pressure
MPa
(kgf/cm*)
26.5 ^O-
98
(270 V
Q
Q
)
Fuel injection nozzles
Hole type
model YDLLA-PL
Direction of rotation
Crankshaft
Counter-clockwise viewed from stem
Direction of rotation
Propeller
shaft
Clockwise or counter clockwise
Power take off
Full power flywheel side
Cooling system
Fresh water : Centrifugal pump
Sea-water : Rubber impeller pump
Lubrication system
Forced lubrication with trochoid pump
(2pump type)
Starting
system
Starting motor
DC 12V,2.5kW
Starting
system
AC generator
12V,55A
Turbo-charger
Type
RHC61W
(IHI make)
Turbo-charger
cooling system
Water cooling
Air cooler System
Type
Sea-water cooled, plate fin type
Lubricating oil capacity minVmax.
i (quart)
5/13(5.29/13.74)
Cooling
water capacity
(Fresh water)
Fresh water tank
£ (quart)
14(14.8)
Cooling
water capacity
(Fresh water)
Sub tank
i (quart)
0.8(0.85)
Engine lube oil requirment
A.P.I CD Class
Fuel recomended
Fresh water capacity
I (quart)
uiesei TUci L/eiane vaiue .over HO
Engine:15 Subtank:0.8
Idle speed Low/High
rpm
750/3700
1-7