Yanmar 4LHA-HTP - Page 289

Chapter 1 General
2. Specifications
i 4LHA Serie.
Engine Model
4LHA-HTZE 4LHA-HTE
Type
Vertical 4-cycle water cooled diesel engine
Combustion system
Direct injection
Aspiration
Turbocharger with air cooler
Number of cylinders
4
BoreXstroke
mm (in.)
100X110(3.94X4.33)
Displacement
£ (cu.in.)
3.455(210.82)
One hour
rating output
(DIN6270B)
Output/
crankshaft speed
kW/rpm
(HP/rpm)
110/3300
(150/3300)
One hour
rating output
(DIN6270B)
Brake mean
effective pressure
MPa
(kgf/cm*)
1.16
(11.8)
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)
91.2/3100
(124/3100)
Continuous
rating output
(DIN6270A)
Brake mean
effective pressure
MPa
(kgf/cm*)
1.02
(10.4)
Continuous
rating output
(DIN6270A)
Piston speed
m/sec.
(ft/sec.)
11.4
(37.4)
Compression ratio
16.2
Fire order
180° 180° 180° 180°
1—3—4—2—1
Fuel injection pump
Distributor type,
VE-HDI
Fuel injection timing (b.T.D.C)
degree
6°± 1°(FIT)
Fuel injection pressure
MPa
(kgf/cm
2
)
20.6 ±°-
98
(21011°)
Fuel injection nozzles
Hole type
model YDLLA-P
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
Starting
system
Starting motor
DC 12V,2.5kW
Starting
system
AC generator
12V,80A
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 I (quart)
14(14.8)
Cooling
water capacity
(Fresh water)
Sub tank
£ (quart)
0.8(0.85)
Engine lube oil requirment A.P.I CD Class
Fuel recomended
Diesel fuel Cetane value :over 45
Fresh water capacity
£ (quart)
Engine:15 Subtank:0.8
Idle speed Low/High
rpm
750/3700
1-11